Parse Formulae in C#
- by Cool
Hello All,
I am trying to parse formula in C# language like
"5*3 + 2"
"(3*4 - 2)/5"
Is it possible to do in C# or scripts like VBScript, JavaScript (which will be called in c# program).
Thanks a lot!.
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Calling class member through uninitialized class pointer
- by Adil
I have following code snippet: class ABC{ public: int a; void print(){cout<<"hello"<<endl;} }; int main(){ ABC *ptr = NULL: ptr->print(); return 0; } It runs successfully. Can someone explain it?Read the article
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Dataset to Database
- by user181421
Hello, I'm working with framework 2.0. I have a dataset with many rows that were entered by the user and I need to write them to the database. What is the right way to do it? TYRead the article
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How to use find command to find all files with extensions from list?
- by Kirzilla
Hello, I need to find all image files from directory (gif, png, jpg, jpeg). find /path/to/ -name "*.jpg" > log How to modify this string to find not only .jpg files? Thank you.Read the article
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Change metadata of pdf file with pypdf.
- by Baudouin Tamines
Hello ! I'd like to create/modify the title of a pdf document using pypdf. It seems that the title is readonly. Is there a way to access this metadata r/w? If answer positive, a piece of code would be appreciated. ThanksRead the article
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How to upgrade Jquery to jquery1.4 in asp.net mvc
- by tncbbthositg
hello friends I need to update jquery1.3.2 to jquery1.4 please can any one tell me step by step process for this? thanksRead the article
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Apache Rewrite & Alias combined
- by Larry
Hello, We have run into an issue where we have an existing Alias, and we would like to add a rewrite rule to catch all variations of case-insensitive spellings, ie: URL: http://www.example.com/example Alias /example "/var/www/html/web/example" We need a rewrite rule to catch: /ExamPle /exampLE /eXAmple etc ... If anyone could help, that would be great! We cannot seem to get the rewrite & Alias to work together. Thanks and God Bless!Read the article
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OOP in PHP: Class-function from a variable?
- by Martti Laine
Hello Is it possible to call functions from class like this: $class = new class; $function_name = "do_the_thing"; $req = $class->$function_name(); Something similar solution, this doesn't seem to work? Martti LaineRead the article
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charts loading problem
- by mary
hello when we create charts in asp.net mvc is it necessary to use chart control? and if yes then at the time of deployment is it necessary to install chart control? Thank YouRead the article
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How to make a class serializable without Serializable attibute in .net
- by Ashwani K
Hello All: I have one debugger visualizer for seeing list of class object in the form of data table. But the limitation for the code is that the class should be serializable i.e. should be marked as [Serializable] and if the class is not marked Serializable then the debugger crashes. So, can anybody tell me how to make a class Serializable at run time if the class is not marked Serializable. Thanks AshwaniRead the article
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iPhone NSDate eg. next Friday
- by Simon
Hello I want to create a function which results the date of next Friday but i've no plan how to do it. Has anyone a good hint to me ? Greets SimonRead the article
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Mint Linux - Downgrade Java to 1.5
- by Chrisc
Hello, Currently, I am running Mint Linux (Release 9). I need to downgrade Java from version 1.6 to 1.5, and have been trying to figure out how to go about this. So far, I've had no luck. The package manager doesn't seem to have it. Does anyone have any suggestions? Thanks, - ChrisRead the article
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How to know the date time format used to convert a string to DateTime in C#
- by Ashwani K
Hello All: I am converting a string to datetime using DateTime.TryParse in C#. Can somebody tell me, how to know which format C# compiler used to convert the string to valid DateTime. I want to know the datetime format used. Thanks, AshwaniRead the article
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How to get Browse Facility in ckeditor for image uploading in php
- by Priyanka
Hello.I am trying to use ckeditor for image uploading.But it does not have Browse facility for uploading image.In the URL textfield,If i give hard-coded path,image can be uploaded.But this is not best practice to give hard-coded path.Can anyone help me with this to achieve Browse facility?Thank You in advance.Read the article
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Grab VLC frames through HTTP protocol
- by tzador
Hello, Is there any way to access a movie plaing in VLC through HTTP in jpeg/png format. You see, what I want, is to have a movie playing in my local VLC player, and access currently playing frame through something like http://localhost:9999/current.jpg Is there sucha way, or maybe someother tool can provide it? Thanx a lot in advanceRead the article
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Firebird multiple statements
- by Aldo
Hello, is there any way to execute multiple statements (none of which will have to return anything) on Firebird? Like importing a SQL file and executing it. I've been looking for a while and couldn't find anything for this.Read the article
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Publish news feed through cron job
- by Sarfraz
Hello, It is possible to publish news feed on user's wall through a cron job, if yes then how, what does facebook offer to do that?Read the article
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Is there a way to trigger gesture events on Mac OS X?
- by Rok
Hello, I want to trigger multitouch gesture events on Mac OS X. Is there a way to do this? Mouse or keyboard events can be triggered with CGEventCreateMouseEvent and CGEventCreateKeyboardEvent. Is there similar low level function for multitouch events? RokRead the article
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google maps with my application
- by Magesh
hello i want to use google maps with my java web app.. is there any possiblity to use it , edit (mark regions, naming those regions) and save it ?Read the article
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in java, how to check whether a string is parsable into Long without try-catch?
- by Sergey
Hello, Long.parseLong( string ) throws an error if string is not parsable into long. Is there a way to validate the string faster than using try-catch? ThanksRead the article
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Aded controls lost on postback
- by JV junsay
Hello, I have added html controls through javascript, but when the page postback, all of the added controls are lost. Is there a way to retrieve it? Thanks, JVRead the article
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First run run after install.
- by frndforall
Hello, In Symbian, if we set a parameter frri, we can make the appmanager to run the new application on completion of download and installation. Do we have any feature as such in android so that application will start as soon as it gets installed on to device. Thx.Read the article
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Saving a project as an .ipa
- by itai alter
Hello all! I wrote an app for the iPad, but I don't currently own an iPad. I would like to save my project as an .ipa file (assuming it's .ipa for the iPad, like the iPhone) so I could send it to a friend with a Jailbroken iPad to test it on an actual device before I release it to the App Store. Is there any way I can do this? Thanks a bunch!Read the article
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How to detect that a point is inside a Polygon using Google Maps ?
- by Natim
Hello, I would like to detect that a google.maps.LatLng is inside a google.maps.Polygon. How can I do that ? Cheers,Read the article
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filtering directly and indirectly connected things from list
- by Andreas Romeyke
Hello, if you have a function "test a b" which returns true if a and b are connected directly and if you have a given unordered list of things, what would be an elegant and fast solution to filter all connected things from given list? Example: let test a b = let diff = a - b in diff == 0 ;; let lst = [4;1;7;3;8;9;2;0] ;; filter_connected 2 lst ;; - [4;1;3;2;0] Any hints?Read the article
