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  • add methods in subclasses within the super class constructor

    - by deamon
    I want to add methods (more specifically: method aliases) automatically to Python subclasses. If the subclass defines a method named 'get' I want to add a method alias 'GET' to the dictionary of the subclass. To not repeat myself I'd like to define this modifation routine in the base class. But if I check in the base class init method, there is no such method, since it is defined in the subclass. It will become more clear with some source code: class Base: def __init__(self): if hasattr(self, "get"): setattr(self, "GET", self.get) class Sub(Base): def get(): pass print(dir(Sub)) Output: ['__doc__', '__init__', '__module__', 'get'] It should also contain 'GET'. Is there a way to do it within the base class?

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  • MinGW Doesn't Generate an Object File When Compiling

    - by Nathan Campos
    I've just bought a new laptop for me on the travel, then on my free time, I've started to test MinGW on it by trying to compile my own OS that is written in C++, then I've created all the files needed and the kernel.cpp: extern "C" void _main(struct multiboot_data* mbd, unsigned int magic); void _main( struct multiboot_data* mbd, unsigned int magic ) { char * boot_loader_name =(char*) ((long*)mbd)[16]; /* Print a letter to screen to see everything is working: */ unsigned char *videoram = (unsigned char *) 0xb8000; videoram[0] = 65; /* character 'A' */ videoram[1] = 0x07; /* forground, background color. */ } And tried to compile it with g++ G: g++ -o C:\kernel.o -c kernel.cpp -Wall -Wextra -Werror -nostdlib -nostartfiles -nodefaultlibs kernel.cpp: In function `void _main(multiboot_data*, unsigned int)': kernel.cpp:8: warning: unused variable 'boot_loader_name' kernel.cpp: At global scope: kernel.cpp:4: warning: unused parameter 'magic' G: But it don't create any binary file at C:/. What can I do?

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  • Replace text in folder names

    - by dannyb
    How can I replace the same text in folder names in linux? Say I have "Photos_Jun", "Photos_July", "Photos_Aug", etc. whats the simplest way I can rename them like "Photos Jun", "Photos July", etc (basically I want to replace the underscore with a space " ". I have about 200 of these folders. I was looking at solution: http://stackoverflow.com/questions/1836563/how-can-i-easily-bulk-rename-files-with-perl It looks like what im looking for however, I dont know how to make a regular expression to match folders that are alphanumeric followed by a "_". All files have non-numeric names, so I think [a-zA-Z] is the right way to start. perl -e 'foreach $f (glob("File\\ Name*")) { $nf = $f; $nf =~ s/(\d+)$/sprintf("%03d",$1)/e; print `mv \"$f\" \"$nf\"`;}' Thanks for any help!

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  • Cheetah pre-compiled template usage quesion

    - by leo
    For performance reason as suggested here, I am studying how to used the pr-compiled template. I edit hello.tmpl in template directory as #attr title = "This is my Template" \${title} Hello \${who}! then issued cheetah-compile.exe .\hello.tmpl and get the hello.py In another python file runner.py , i have !/usr/bin/env python from Cheetah.Template import Template from template import hello def myMethod(): tmpl = hello.hello(searchList=[{'who' : 'world'}]) results = tmpl.respond() print tmpl if name == 'main': myMethod() But the outcome is ${title} Hello ${who}! Debugging for a while, i found that inside hello.py def respond(self, trans=None): ## CHEETAH: main method generated for this template if (not trans and not self._CHEETAH__isBuffering and not callable(self.transaction)): trans = self.transaction # is None unless self.awake() was called if not trans: trans = DummyTransaction() it looks like the trans is None, so it goes to DummyTransaction, what did I miss here? Any suggestions to how to fix it?

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  • Calling python from Java?

    - by griffin
    I'm trying to call Jython from a Java 6 application using javax.script: import javax.script.ScriptEngine; import javax.script.ScriptEngineManager; import javax.script.ScriptException; public class jythonEx { public static void main (String args[]) throws ScriptException { ScriptEngineManager mgr = new ScriptEngineManager(); ScriptEngine pyEngine = mgr.getEngineByName("python"); try { pyEngine.eval("print \"Python - Hello, world!\""); } catch (Exception ex) { ex.printStackTrace(); } } } This is causing a NullPointerException: java.lang.NullPointerException at jythonEx.main(jythonEx.java:12) Does anyone have any idea what I'm doing wrong here?

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  • Looking for a reporting tool that will allow vector graphics in output file (PDF)

    - by Richard West
    I have been tasked with evaluating our current system that we use for creating and outputing reports. Currently we are using Crystal Reports ver 8, (I know that this is and old version.), which has a custom commandline app that we wrote in C# to execute the report for a given parameter passed through the command line. We like Crystal becuase it's easy to setup and design the report. It's also easy to print and create a PDF file from crystal using our custom commandline program. One of the problems/complaints that we have is that Crystal does does not appear to have a method that will allow us to create a PDF file with a vector images, such as our company logo. Crystal Reports always converts an image into a bitmap. When the PDF is printed, the results are less than flattering, and the PDF file size is increased. Does anyone have any recomendadtions for a reporting product that we should consider?

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  • Drupal clean urls on custom page GET request.

    - by calebthorne
    I have a drupal page (content type page) that should accept GET values using clean urls. I put the following code in the page body using the php code input format. <?php $uid = $_GET['uid']; $user = user_load($uid); print $user->name; ?> Now the following link http://www.example.com/mypath/?uid=5 results in user 5's name being displayed. Great. My question is: Can this be accomplished using clean urls such that going to http://www.example.com/mypath/5 has the same result? (Similar to using arguments in views)

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  • jquery ui autocomplete database

    - by user343925
    Hello, I'd like to use jQuery UI autocomplete in order to load a list from my database but I don't know wich method I should use to do so. I tried to use the "Remote datasource" method [url]http://jqueryui.com/demos/autocomplete/#remote[/url], but it obviously doesn't work. I have the following code : js: $(function() { $("#client").autocomplete({ source: "nom.php", minLength: 2, select: function(event, ui) { alert(ui); } }); }); html : <label for="client">Client</label> <input name="client" id="client" class="ui-autocomplete ui-widget-content ui-corner-all" /> php: $query = "SELECT nom from personne"; $result = mysql_query($query, $db); while($row = mysql_fetch_assoc($result)) { foreach($row as $val) $tab[] = $val; } print json_encode($tab); It does work with ["hello","test1","test2"] instead of the url but I need to load datas form database so pls tell me how I should do. thank you

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  • What's wrong with my Objective-C class?

    - by zgillis
    I am having trouble with my Objective-C code. I am trying to print out all of the details of my object created from my "Person" class, but the first and last names are not coming through in the NSLog method. They are replaced by spaces. Person.h: http://pastebin.com/mzWurkUL Person.m: http://pastebin.com/JNSi39aw This is my main source file: #import <Foundation/Foundation.h> #import "Person.h" int main (int argc, const char * argv[]) { Person *bobby = [[Person alloc] init]; [bobby setFirstName:@"Bobby"]; [bobby setLastName:@"Flay"]; [bobby setAge:34]; [bobby setWeight:169]; NSLog(@"%s %s is %d years old and weighs %d pounds.", [bobby first_name], [bobby last_name], [bobby age], [bobby weight]); return 0; }

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  • Showing HTML comment strings (<!-- -->) in HTML files

    - by Andrei
    Hello all. I'm building a source code search engine, and I'm returning the results on a HTML page (aspx to be exact, but the view logic is in HTML). When someone searches a string, I also return the whole line of code where this string can be found in a file. However, some lines of code come from HTML/aspx files and these lines contain HTML specific comments (). When I try to print this line on the HTML page, it interprets it as a comment and does not show it on the screen....how should I go about solving this so that it actually shows up? Any help would be welcomed. Thanks. edit: err...i see now that firebug could help me with this: <!-- -->

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  • How to obtain the native stacktrace from native exceptions caught in managed code

    - by aaa
    I have some managed code that calls to a method inside some native DLL(i have the appropriate symbol files). Sometimes, that native method throws an exception which I catch in my managed code. However, when i print the stacktrace from my caught exception, I see only managed code (the last frame is the call to the native code .. but it don't see the stacktrack within the native code). How can I obtain the native callstack as well? *When i'm debugging the code, i am able to step into the native code, and see the actuall call stack.

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  • javascript eval backslash in window NT path problem

    - by Hammad Tariq
    I am experiencing a classic JS case (in my opinion) but after a lot of googling, still not able to find a solution. Backslash is considered as a escape character in JS but what you need when you need to pass windows path from the JS and print it? I am using eval because my java applet is executing the code and placing bits when it has a string to evaluate. That's why eval is necessary, however I have made an example which is below: <div id="mainTabs"></div> <script> var s = "document.getElementById('mainTabs').innerHTML='\\C\ganye\file.doc'"; eval(s); </script> I tried double backslashes, not working, if anyone could help me get around this with as less hassle as possible, I will feel grateful.

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  • Regex to parse a multiline HTML

    - by dreamer
    am trying to parse a multi-line html file using regex. HTML code: < td>Details< /td> < /tr> < tr class=d1> < td>uss_vod_translator< /td> Regex Expression: if ($line =~ m/Details<\/td>\s*<\/tr>\s*<tr\s*class=d1>\s*<td>(\w*)<\/td>/) { print "$1"; } I am using /s* (space) for multi-line, but it is not working. I searched about it, even used /\? for multi-line but that too did not work. Can any one please suggest me how to parse a multiline HTML?

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  • adding nodes to a binary search tree randomly deletes nodes

    - by SDLFunTimes
    Hi, stack. I've got a binary tree of type TYPE (TYPE is a typedef of data*) that can add and remove elements. However for some reason certain values added will overwrite previous elements. Here's my code with examples of it inserting without overwriting elements and it not overwriting elements. the data I'm storing: struct data { int number; char *name; }; typedef struct data data; # ifndef TYPE # define TYPE data* # define TYPE_SIZE sizeof(data*) # endif The tree struct: struct Node { TYPE val; struct Node *left; struct Node *rght; }; struct BSTree { struct Node *root; int cnt; }; The comparator for the data. int compare(TYPE left, TYPE right) { int left_len; int right_len; int shortest_string; /* find longest string */ left_len = strlen(left->name); right_len = strlen(right->name); if(right_len < left_len) { shortest_string = right_len; } else { shortest_string = left_len; } /* compare strings */ if(strncmp(left->name, right->name, shortest_string) > 1) { return 1; } else if(strncmp(left->name, right->name, shortest_string) < 1) { return -1; } else { /* strings are equal */ if(left->number > right->number) { return 1; } else if(left->number < right->number) { return -1; } else { return 0; } } } And the add method struct Node* _addNode(struct Node* cur, TYPE val) { if(cur == NULL) { /* no root has been made */ cur = _createNode(val); return cur; } else { int cmp; cmp = compare(cur->val, val); if(cmp == -1) { /* go left */ if(cur->left == NULL) { printf("adding on left node val %d\n", cur->val->number); cur->left = _createNode(val); } else { return _addNode(cur->left, val); } } else if(cmp >= 0) { /* go right */ if(cur->rght == NULL) { printf("adding on right node val %d\n", cur->val->number); cur->rght = _createNode(val); } else { return _addNode(cur->rght, val); } } return cur; } } void addBSTree(struct BSTree *tree, TYPE val) { tree->root = _addNode(tree->root, val); tree->cnt++; } The function to print the tree: void printTree(struct Node *cur) { if (cur == 0) { printf("\n"); } else { printf("("); printTree(cur->left); printf(" %s, %d ", cur->val->name, cur->val->number); printTree(cur->rght); printf(")\n"); } } Here's an example of some data that will overwrite previous elements: struct BSTree myTree; struct data myData1, myData2, myData3; myData1.number = 5; myData1.name = "rooty"; myData2.number = 1; myData2.name = "lefty"; myData3.number = 10; myData3.name = "righty"; initBSTree(&myTree); addBSTree(&myTree, &myData1); addBSTree(&myTree, &myData2); addBSTree(&myTree, &myData3); printTree(myTree.root); Which will print: (( righty, 10 ) lefty, 1 ) Finally here's some test data that will go in the exact same spot as the previous data, but this time no data is overwritten: struct BSTree myTree; struct data myData1, myData2, myData3; myData1.number = 5; myData1.name = "i"; myData2.number = 5; myData2.name = "h"; myData3.number = 5; myData3.name = "j"; initBSTree(&myTree); addBSTree(&myTree, &myData1); addBSTree(&myTree, &myData2); addBSTree(&myTree, &myData3); printTree(myTree.root); Which prints: (( j, 5 ) i, 5 ( h, 5 ) ) Does anyone know what might be going wrong? Sorry if this post was kind of long.

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  • Stochastic calculus library in python

    - by LeMiz
    Hello, I am looking for a python library that would allow me to compute stochastic calculus stuff, like the (conditional) expectation of a random process I would define the diffusion. I had a look a at simpy (simpy.sourceforge.net), but it does not seem to cover my needs. This is for quick prototyping and experimentation. In java, I used with some success the (now inactive) http://martingale.berlios.de/Martingale.html library. The problem is not difficult in itself, but there is a lot non trivial, boilerplate things to do (efficient memory use, variable reduction techniques, and so on). Ideally, I would be able to write something like this (just illustrative): def my_diffusion(t, dt, past_values, world, **kwargs): W1, W2 = world.correlated_brownians_pair(correlation=kwargs['rho']) X = past_values[-1] sigma_1 = kwargs['sigma1'] sigma_2 = kwargs['sigma2'] dX = kwargs['mu'] * X * dt + sigma_1 * W1 * X * math.sqrt(dt) + sigma_2 * W2 * X * X * math.sqrt(dt) return X + dX X = RandomProcess(diffusion=my_diffusion, x0 = 1.0) print X.expectancy(T=252, dt = 1./252., N_simul= 50000, world=World(random_generator='sobol'), sigma1 = 0.3, sigma2 = 0.01, rho=-0.1) Does someone knows of something else than reimplementing it in numpy for example ?

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  • How do I correctly shutdown a Bot::BasicBot bot (based on POE::Component::IRC)?

    - by rarbox
    This is a sample script. When I hit Ctrl+C, the bot quits IRC but it reconnects back after some time. How do I shut down the bot correctly? #!/usr/bin/perl package main; my $bot = Perlbot->new (server => 'irc.dal.net'); $SIG{'INT'} = 'Handler'; $SIG{'TERM'} = 'Handler'; sub Handler { print "\nShutting down bot...\n"; $bot->shutdown('Killed.'); }; $bot->run; package Perlbot; use base qw(Bot::BasicBot); sub connected { my $self = shift; $self->join('#codetestchan'); }

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  • AWK :Extract columns from file: Rows have variable columns

    - by pulikot1
    I have a text file in the following format. Each row has variable number of columns. File: gi|269201691|ref|YP_003280960.1| chromosomal replication initiation protein gi|57651109|ref|YP_184912.1| chromosomal replication initiation protein % 1 0.0 2296 100.0 gi|269201692|ref|YP_003280961.1| DNA polymerase III subunit beta gi|57651110|ref|YP_184913.1| DNA polymerase III subunit beta % 1 0.0 1964 100.0 The resulting file should look like the following: gi|269201691|ref|YP_003280960.1| gi|57651109|ref|YP_184912.1| % 1 0.0 2296 100.0 gi|269201694|ref|YP_003280963.1| gi|57651112|ref|YP_184915.1| % 1 0.0 1767 100.0 The code below helps find columns in each row with the pattern 'ref'. awk '{for (i=1;i<=NF;i++) if ($i ~ /ref/) print $i }' Any ideas on how to do the same?

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  • Outputing struct to NSLog for debugging?

    - by fuzzygoat
    I am just curious, is there a way to print via NSLog the contents of a struct? id <MKAnnotation> mp = [annotationView annotation]; MKCoordinateRegion region = MKCoordinateRegionMakeWithDistance([mp coordinate], 350, 350); I am trying to output whats in [mp coordinate] for debugging. . EDIT_001: I cracked it, well unless there is another way. id <MKAnnotation> mp = [annotationView annotation]; CLLocationCoordinate2D location = [mp coordinate]; NSLog(@"LAT: %f LON: %f", location.latitude, location.longitude); many thanks gary

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  • Magento Checkout options

    - by graham barnes
    Hi I want to add some options to my magento, lets say i print on clothing, a customer buys some t-shirts, shirts and jackets from me, it totals to £60+ VAT on the checkout area where i signup and not before I need to add an option where I can add a text box and upload option, can i do this? I ideally then want to add some pricing options if the user has chosen to add some branding to a product or multiple products e.g. if the branding was on the top right of the shirt it will cost £5.00, if on the back it costs £7.00 etc all if possible to be done via the admincp. I also want an option so when they upload their logo for the first time they are charged a one off charge, like a setup fee but If the customer has allready sent in there logo then no charge applies. thanks Graham

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  • Replace letters in a secret text

    - by kame
    Hello! I want to change every letter in a text to after next following letter. But this program doesnt work. Does anyone know why. Thanks in advance. There is also a minor problem with y and z. import string letters = string.ascii_lowercase text=("g fmnc wms bgblr rpylqjyrc gr zw fylb. rfyrq ufyr amknsrcpq ypc dmp. bmgle gr gl zw fylb gq glcddgagclr ylb rfyr'q ufw rfgq rcvr gq qm jmle. sqgle qrpgle.kyicrpylq() gq pcamkkclbcb. lmu ynnjw ml rfc spj. ") for x in range(1,24): text.replace(letters[x],letters[x+2]) print(text)

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  • How to store a reference to an integer in C#?

    - by Jonathon Reinhart
    Hello everyone - tell me how to make this work? Basically, I need an integer reference type (int* would work in C++) class Bar { private ref int m_ref; // This doesn't exist public A(ref int val) { m_ref = val; } public void AddOne() { m_ref++; } } class Program { static void main() { int foo = 7; Bar b = new Bar(ref foo); b.AddOne(); Console.WriteLine(foo); // This should print '8' } } Do I have to use boxing?

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  • How can I prompt for input using Selenium/Webdriver and use the result?

    - by Tempus
    I would like to allow for user input and make some decisions based on it. If I do this: driver.execute_script("prompt('Enter smth','smth')") I get a nice prompt, but I cannot use it's value. Is there any way of showing an input box to the user, and use the value typed there? EDIT: This is my script: from selenium.webdriver import Firefox if __name__ == "__main__": driver = Firefox() driver.execute_script("window.promptResponse=prompt('Enter smth','smth')") a = driver.execute_script("var win = this.browserbot.getUserWindow(); return win.promptResponse") print "got back %s" % a And this exits with the following exception: a = driver.execute_script("var win = this.browserbot.getUserWindow(); return win.promptResponse") File "c:\python26\lib\site-packages\selenium-2.12.1-py2.6.egg\selenium\webdriver\remote\webdriver.py", line 385, in ex ecute_script {'script': script, 'args':converted_args})['value'] File "c:\python26\lib\site-packages\selenium-2.12.1-py2.6.egg\selenium\webdriver\remote\webdriver.py", line 153, in ex ecute self.error_handler.check_response(response) File "c:\python26\lib\site-packages\selenium-2.12.1-py2.6.egg\selenium\webdriver\remote\errorhandler.py", line 110, in check_response if 'message' in value: TypeError: argument of type 'NoneType' is not iterable What am I not doing right?

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  • saving the videos and photos in iPhone Simultor 4.0

    - by Mohammed Sadiq
    Hi All, From 4.0 apple has extended their api support to access the videos and photos from the phone. I am using only iPhone 4.0 simulator to test my application. When I try to save the video as apple has mentioned in their api docs, its giving the error something like "Error Saving the Asset". The way I try to store the video is as follows : ALAssetsLibraryWriteVideoCompletionBlock _videoCompblock = ^(NSURL *assetURL, NSError *error){ if(assetURL) { NSLog(@"Video AssetUrl : %@", [assetURL absoluteString]); } else if(error) { NSLog(@"The Error occured : %@", [error localizedDescription]); } }; BOOL isSupported = [library deoAtPathIsCompatibleWithSavedPhotosAlbum:videoFileUrl]; if(isSupported) { [library writeVideoAtPathToSavedPhotosAlbum:videoFileUrl completionBlock:_videoCompblock]; } The above methods should print the url of the video on successful saving of the video file. But its printing the error message as "ERROR SAVING THE ASSET". Any idea or help on this topic will be greatly appreciated. Best Regards, Mohammed Sadiq.

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  • Getting a RichTextCtrl's default font size in wxPython

    - by Sam
    I have a RichTextCtrl, which I've modified to accept HTML input. The HTML parsing code needs to be able to increase and decrease the font size as it gets tags like <font size="-1">, but I can't work out how to get the control's default font size to adjust. I tried the following (where self is my RichTextCtrl): fred = wx.richtext.RichTextAttr() self.GetStyle(0,fred) print fred.GetFontSize() However, the final instruction fails, because GetStyle turns fred into a TextAttrEx and so I get AttributeError: 'TextAttrEx' object has no attribute 'GetFontSize'. Am I missing a vastly easier way of getting the default font size?

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  • Question about mail merge in DesignPro 1.0.1 for mac

    - by Tim F.
    I'm using Avery DesignPro v. 1.0.1 for mac to print out address labels using a mail merge. There are two columns for addresses (Address1 and Address2), but for most of the entries on the list, Address2 is blank. When I do the mail merge, I get several address labels with a blank line between Address1 and the City, State line because there's no Address2 for those entries. Does anyone know of a way to get DesignPro to ignore Address2 completely if there's no value there, or will I have to go through and manually edit each label to delete the extra blank line?

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