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How do I remove the last comma from a string using PHP?

...This doesn't work in a loop that adds a comma at the end as it will remove all the commas. – LizardKG Mar 11 at 21:35 add a comment  |  ...
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Vim clear last search highlighting

After doing a search in Vim, I get all the occurrences highlighted. How can I disable that? I now do another search for something gibberish that can't be found. ...
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Remove non-utf8 characters from string

...eplacement is whatever was captured into group 1. This effectively removes all invalid bytes. It is possible to repair the string, by encoding the invalid bytes as UTF-8 characters. But if the errors are random, this could leave some strange symbols. $regex = <<<'END' / ( (?: [\x00-...
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How to count total number of watches on a page?

...his answer was missing the $isolateScope searching and the watchers potentially being duplicated in his/her answer/comment. Thanks to Ben2307 for pointing out that the 'body' may need to be changed. Original I did the same thing except I checked the data attribute of the HTML element rather than...
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Tick symbol in HTML/XHTML

...splay a tick symbol (✓ or ✔) within an internal web app and would ideally like to avoid using an image. 14 Answers ...
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Uses of Action delegate in C# [closed]

... Here is a small example that shows the usefulness of the Action delegate using System; using System.Collections.Generic; class Program { static void Main() { Action<String> print = new Action<String>(Program...
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Android Fatal signal 11 (SIGSEGV) at 0x636f7d89 (code=1). How can it be tracked down?

...e NDK documents. Ever since the release NDK-r6, it has provided a utility called ndk-stack. Following is the content from official NDK documents with the NDK-r9 tar ball. Overview: ndk-stack is a simple tool that allows you to filter stack traces as they appear in the output of 'adb logcat' and r...
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Create a string of variable length, filled with a repeated character

...slower than a string-concatenation-based implementation. It performs especially badly on large strings. See below for full performance details. On Firefox, Chrome, Node.js MacOS, Node.js Ubuntu, and Safari, the fastest implementation I tested was: function repeatChar(count, ch) { if (count == ...
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How do I clear the terminal screen in Haskell?

...nal support, with Windows compatibility You can find it in Hackage and install using cabal install ansi-terminal. It specifically has functions for clearing the screen, displaying colors, moving the cursor, etc. Using it to clear the screen is easy: (this is with GHCI) import System.Console.ANSIclea...
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continue processing php after sending http response

My script is called by server. From server I'll receive ID_OF_MESSAGE and TEXT_OF_MESSAGE . 12 Answers ...