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PHP function to generate v4 UUID
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UUID's aren't just random strings. There is a spec to how it works. To generate a proper random UUID that I don't have to worry about getting rejected later, I'd rather use a tested library than roll my own implementation.
– Br...
Boolean.hashCode()
...s a sensible prime for hashcode calculation?
Why does Java's hashCode() in String use 31 as a multiplier?
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How was the first compiler written?
...ll bits of code or create thunks. I recall punching in numbers into Basic strings that were then executed as small, fast subroutines on early micros. I also remember toggling switches on a PDP-11's front panel to enter a bootloader program into its memory for a university course.
These programs w...
Does Internet Explorer support pushState and replaceState?
...iki/HTML5-Cross-browser-Polyfills.
The caveat is that it will add a query string to your URL in browsers that only support HTML 4 features.
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In Ruby, is there an Array method that combines 'select' and 'map'?
I have a Ruby array containing some string values. I need to:
14 Answers
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Should I use AppDomain.CurrentDomain.BaseDirectory or System.Environment.CurrentDirectory?
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I usually use something like:
string AppPath = System.IO.Path.GetDirectoryName(System.Reflection.Assembly.GetExecutingAssembly().GetName().CodeBase);
AppPath = AppPath.Replace("file:\\", "");
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How can I escape double quotes in XML attributes values?
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The String conversion page on the Coder's Toolbox site is handy for encoding more than a small amount of HTML or XML code for inclusion as a value in an XML element.
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Is it possible to specify a starting number for an ordered list?
...L 1.0's transitional DTD but not in XHTML 1.0's strict DTD (search for the string ATTLIST ol and check the attribute list). So in spite of what some of the older comments say, the start attribute was not deprecated; rather it was invalid in the strict DTDs of HTML 4.01 and XHTML 1.0. In spite of wha...
Get first key in a (possibly) associative array?
...another newly created array, and requesting the first key of an array as a string.
– Blixt
Sep 4 '09 at 6:33
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Getting pids from ps -ef |grep keyword
...rep "keyword" to determine the pid of a daemon process (there is a unique string in output of ps -ef in it).
6 Answers
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