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• Ruby concatenate strings and add spaces

  - by David Oneill

  I have 4 string variables name, quest, favorite_color, speed that might be empty. I want to concatenate them all together, putting spaces between those that aren't empty. So: name = 'Tim' quest = 'destroy' favorite_color = 'red' speed = 'fast' becomes 'Tim destroy red fast' and name = 'Steve' quest = '' favorite_color = '' speed = 'slow' …

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• p4 cmd line client on OSX always throughs error when I try to get it to do something... p4v works fi

  - by theprojectabot

  link-mbp:~ benb$ p4 Perforce client error: Connect to server failed; check $P4PORT. TCP connect to 1666 failed. connect: 1666: Connection refused link-mbp:~ benb$ though when I check p4 set it shows all the right data for those environment variables. thoughts?

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• Problems with umlauts in python appdata environvent variable

  - by Heike

  Hi, I can't find a correct way to get the environment variable for the appdata path in python. The problem is that my user name includes special characters (the german ae and ue). I made a workaround wit PyQt for Vista and Windows 7 but it doesn't work for XP Systems. Does anybody know the correct encoding of these environment variables or…

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• mysql unique-constraint

  - by Cypher

  I have two tables -- Variables (id, name) and Variable_Entries (id, var_id, value). I want each variable to have a unique set of entries. If I make the value entry unique then a different variable won't be able to have that same value which is not right. Is there some way to make the value column unique for identical var_id's?

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• Sax Parser Character Array to Integer??

  - by Andy Barlow

  Hello, I am trying to get the contents of tags into variables in my java Sax parser. However, the Characters method only returns Char arrays. Is there anyway to get the Char array into an Int??? public void characters(char ch[], int start, int length) { if(this.in_total_results) { // my INT varialble would be nice here! } …

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• Zend Framework :: extending action variable scope for partials

  - by dev-drupal

  Hi, I want to know if there exist any other way through which we can access the controller name, action name and other variables inside a partial. In other words, I want to extend the scope of my action variable to be accessed inside the partial templates rather than passing the lot along with the call to partial template. Thanks -DevD.

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• Rails 2.3.5, Ruby 1.9, SQLite 3 incompatible character encodings: UTF-8 and ASCII-8BIT

  - by Daniil Harik

  Hello, I know that question with same title has been asked almost 6 month ago. I have Googled for this problem and I have not found any working solution. Has there been any fixes for this very critical problem? I need to get my website running ASAP. Just to get the site up and running I'm even ready to add utf8 conversion methods to all…

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• Java Regex Matcher Question

  - by Yang

  How do I match an URL string like this: img src = "http://stackoverflow.com/a/b/c/d/someimage.jpg" where only the domain name and the file extension (jpg) is fixed while others are variables? The following code does not seem working: Pattern p = Pattern.compile("<img src=\"http://stachoverflow.com/.*jpg"); // Create a matcher…

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• SQL Server ':setvar' Error

  - by Randy Minder

  I am trying to create some script variables in T-SQL as follows: /* Deployment script for MesProduction_Preloaded_KLM_MesSap */ GO SET ANSI_NULLS, ANSI_PADDING, ANSI_WARNINGS, ARITHABORT, CONCAT_NULL_YIELDS_NULL, QUOTED_IDENTIFIER ON; SET NUMERIC_ROUNDABORT OFF; GO :setvar DatabaseName…

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• How can I capture GNUMake differences between two directories

  - by WilliamKF

  I have a tricky issue with gmake, when I build from the parent directory, something is different and the make does not build all the .o(s) it needs and fails, but if I cd to the directory and do a make it builds them fine. How can I get GNUmake to tell me the difference between these two runs? There must be some make…

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• Tomcat on Windows

  - by andrew007

  Hi, I installed Tomcat 6.0.18 on Windows 2003 as a service. I try to set the CATALINA_OPTS environment variable but it seems to be ignored by Tomcat. Do I need to use the Tomcat Service Manager (procrun) instead? Is it normal that if I install Tomcat as a service it doesn't see the enviroment variables but it only…

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• GNU autoconf, document options using doxygen?

  - by aaa

  hi Is it possible to document configure.ac such that doxygen can pick up embedded comments and produce documentation for options, variables, etc. in generated manuals? Thanks

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• user generated / user specific functions

  - by pedalpete

  I'm looking for the most elegant and secure method to do the following. I have a calendar, and groups of users. Users can add events to specific days on the calendar, and specify how long each event lasts for. I've had a few requests from users to add the ability for them to define that events of a specific length…

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• FIFO semaphore test

  - by L4N0

  Hello everyone, I have implemented FIFO semaphores but now I need a way to test/prove that they are working properly. A simple test would be to create some threads that try to wait on a semaphore and then print a message with a number and if the numbers are in order it should be FIFO, but this is not good enough to…

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• How do you pass strings in C Sharp?

  - by xarzu

  How do you pass strings in C Sharp? How do you pass string variables as arguments to a method/procedure/function in a program written in C#?

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• in flashbuilder (flex 4) select enclosing element

  - by core07

  Seems Adobe ignores strong movement now towards the productive programming. E.g. flash builder ide lacks keyboard shortcuts that are very useful in eclipse. If code templates, extract method, extract local variables are covered by some not-free plugins (and not cheap) like source mate, expanding selection to…

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• Resharper function to fix naming convention issues

  - by Jan Jongboom

  A bunch of classes doesn't comply to our naming conventions for private variables. Resharper shows this as a warning, but wants me to fix all of them by hand. Is there some magic option to auto-fix these issues? 'Clean-up code' won't do anything with this. Same goes for converting properties with backing…

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• Invoking cl.exe (MSVC compiler) in Cygwin shell

  - by barcarole

  I'm heavily using Cygwin (with Putty shell). But, it's quite tricky to invoke cl.exe (i.e., Visual C++ compiler toolchain) in the Cygwin bash shell. Running vcvars*.bat in the bash shell doesn't work obviously. I tried to migrate VC++'s environment variables to Cygwin, but it's not that easy. Is there…

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• I'm missing something

  - by Redi

  declare @servername varchar(2000) set @EmriServerit=(select @@servername) declare @dbname varchar(2000) set @dbname ='Test1' declare @Dir varchar(2000) set @Dir='F:\dataclient.sql' exec master.dbo.xp_cmdshell 'osql -E -S ' + @servername+ ' -d ' + @dbname +' -i ' + @Dir It gives me and error:…

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• grep a specific word and sum it

  - by Kimi

  I want to grep an environment variable env | grep ABC_IJK[1,2] currenlty defined variables are like this ABC_IJK1=123 ABC_IJK1_XYZ=sn123:345 ABC_IJK2=999 ABC_IJK2_XYZ=sn321:999 I only want to get only this ABC_IJK1=123 ABC_IJK2=999 get number of connections sum them(not 123 + 999) and…

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• C stack/scope, variable's lifetime after functions ends

  - by Ranking Stackingblocks

  void someFunc() { int stackInt = 4; someOtherFunc(&stackInt); } Is it the case that stackInt's address space could be reallocated after someFunc ends, making it unsafe to assume that the value passed to someOtherFunc represents the stackInt variable with value 4 that was passed to…

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• How to use sprintf instead of hardcoded values

  - by astha goyal

  I am developing a firewall for Linux as my project. I am able to capture packets and to block them. I am using IPTABLES. How can I use variables with sprintf instead of hardcoded values? sprintf(comm, "iptables -A INPUT -s $str -j DROP") // inplace of: sprintf(comm, "iptables -A INPUT -s…

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• Objective C -std=c99 usage

  - by Andy White

  Is there any reason why you shouldn't use the "-std=c99" flag for compiling Objective-C programs on Mac? The one feature in C99 that I really like is the ability to declare variables anywhere in code, rather than just at the top of methods, but does this flag causes any problems or create…

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• How to bind arrays?

  - by Emily

  Say i have those 3 arrays : Product(milk,candy,chocolate) Colors(white,red,black) Rating(8,7,9) How to create a loop to bind those arrays so i get 3 variables in each loop : $product $color $rating So by example i will output like this: Milk is white and has a rating of 8/10 Candy is…

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• Mechanize Javascript ...

  - by Horace Ho

  I try to submit a form by Mechanize, however, I am not sure how to add necessary form valuables which are done by some Javascript. Since Mechanize does not support Javascript yet, and so I try to add the variables manually. The form source: <form name="aspnetForm" method="post"…

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