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Removing elements with Array.map in JavaScript

Removing elements with Array.map in JavaScript

I would like to filter an array of items by using the map() function. Here is a code snippet: var filteredItems=items.map(function(item){if(...some condition...){ return item;}}); The problem is that…


WPF: How to style or disable the default ContextMenu of a TextBox

Apparantly when users right-click in our WPF application, and they use the Windows Classic theme, the default ContextMenu of the TextBox(which contains Copy, Cut and Paste) has a black background. I…


How do I remove duplicates from a C# array?

I have been working with a string[] array in C# that gets returned from a function call. I could possibly cast to a Generic collection, but I was wondering if there was a better way to do it, possibly…


Is there a difference between the on_exit() and atexit() functions?

Is there any difference between int on_exit(void(*function)(int,void*), void*arg); and int atexit(void(*function)(void)); other than the fact that the function used by on_exit gets the ex…


automation - Piping password to smbpasswd

How can I pipe the new password to smbpasswd so I can automate my installation process.…


Compiled PHP?

Does anybody have experience working with PHP accelerators such as MMCache or Zend Accelerator? I'd like to know if using either of these makes PHP comparable to faster web-technologies. Also, are…



How can I remove a child node in HTML using JavaScript?

Is there a function like document.getElementById("FirstDiv").clear() ?…


c# - Listen for events in another application

Suppose I have two applications written in C#. The first is a third party application that raises an event called "OnEmailSent". The second is a custom app that I've written that I would like to some…


Elegant way to remove items from sequence in Python?

This question already has an answer here: How to remove items from a list while iterating? 28 answers When I am writing code in Python, I often need to remove items from a list or other sequence type…


Are foreign keys really necessary in a database design?

As far as I know, foreign keys(FK) are used to aid the programmer to manipulate data in the correct way. Suppose a programmer is actually doing this in the right manner already, then do we really need…




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