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Replacing some characters in a string with another character

I have a string like AxxBCyyyDEFzzLMN and I want to replace all the occurrences of x , y , and z with _ . 5 Answers ...
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Function to Calculate Median in SQL Server

...perf is important for your median calculation, I'd strongly suggest trying and perf-testing several of the options recommended in that article to make sure that you've found the best one for your schema. I'd also be especially careful using the (new in SQL Server 2012) function PERCENTILE_CONT tha...
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Eclipse and Windows newlines

...rashed. A week later I copy it back to Linux, code happily, commit to CVS. And alas, windows newlines have polluted many files, so CVS diff dumps the entire file, even when I changed a line or two! ...
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What does a just-in-time (JIT) compiler do?

...cifically do as opposed to a non-JIT compiler? Can someone give a succinct and easy to understand description? 18 Answers ...
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Why can't I call read() twice on an open file?

... Calling read() reads through the entire file and leaves the read cursor at the end of the file (with nothing more to read). If you are looking to read a certain number of lines at a time you could use readline(), readlines() or iterate through lines with for line in ha...
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How do I match any character across multiple lines in a regular expression?

... and what if i wanted just a new line and not all characters ? – Grace Apr 11 '11 at 12:02 3 ...
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Web Service vs WCF Service

...With it, you can communicate using Peer to Peer, Named Pipes, Web Services and so on. You can’t compare them because WCF is a framework for building interoperable applications. If you like, you can think of it as a SOA enabler. What does this mean? Well, WCF conforms to something known as ABC, w...
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What are good grep tools for Windows? [closed]

... Based on recommendations in the comments, I've started using grepWin and it's fantastic and free. (I'm still a fan of PowerGREP, but I don't use it anymore.) I know you already mentioned it, but PowerGREP is awesome. Some of my favorite features are: Right-click on a folder to run PowerGREP ...
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Determine device (iPhone, iPod Touch) with iOS

... the device running an application. I want to distinguish between iPhone and iPod Touch , if possible. 31 Answers ...
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Unescape HTML entities in Javascript?

...of a div reduces the XSS vulnerability, but it is still problematic in IE9 and Firefox. function htmlDecode(input){ var e = document.createElement('textarea'); e.innerHTML = input; // handle case of empty input return e.childNodes.length === 0 ? "" : e.childNodes[0].nodeValue; } htmlDecode...