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TreeMap sort by value

...s Integer using ==. This is almost always wrong, since == with Integer operands is a reference equality, not value equality. System.out.println(new Integer(0) == new Integer(0)); // prints "false"!!! Related questions When comparing two Integers in Java does auto-unboxing occur? (NO!!!) Is ...
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Relative imports in Python 3

... unfortunately, this module needs to be inside the package, and it also needs to be runnable as a script, sometimes. Any idea how I could achieve that? It's quite common to have a layout like this... main.py mypackage/ __init__.py mymodule.py myothermodule.py ...w...
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How can I specify a [DllImport] path at runtime?

...DllImport attribute is still the correct approach. I honestly don't understand why you can't do just like everyone else in the world and specify a relative path to your DLL. Yes, the path in which your application will be installed differs on different people's computers, but that's basically a univ...
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What's the simplest way to print a Java array?

... Since Java 5 you can import java.util.Arrays; and then use Arrays.toString(arr) or Arrays.deepToString(arr) for arrays within arrays. Note that the Object[] version calls .toString() on each object in the array. The output is even decorated in the exact way you're asking...
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PHP: How to generate a random, unique, alphanumeric string for use in a secret link?

How would it be possible to generate a random, unique string using numbers and letters for use in a verify link? Like when you create an account on a website, and it sends you an email with a link, and you have to click that link in order to verify your account ...
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Show/Hide the console window of a C# console application

...the console window by its title . I dug a bit deeper into the Windows API and found that there is a much better and easier way, so I wanted to post it here for others to find. ...
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LPCSTR, LPCTSTR and LPTSTR

...i.e. a mutable T-string pointer, not an LPCTSTR. What you are doing is 1) convert string (a CString at a guess) into an LPCTSTR (which in practise means getting the address of its character buffer as a read-only pointer) 2) convert that read-only pointer into a writeable pointer by casting away it...
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push_back vs emplace_back

I'm a bit confused regarding the difference between push_back and emplace_back . 7 Answers ...
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How to generate random SHA1 hash to use as ID in node.js?

... in modern browsers, if you'd like // str byteToHex(uint8 byte) // converts a single byte to a hex string function byteToHex(byte) { return ('0' + byte.toString(16)).slice(-2); } // str generateId(int len); // len - must be an even number (default: 40) function generateId(len = ...
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Case insensitive XPath contains() possible?

... wouldn't it just convert TEST to test and leave Test as it is? – Muhammad Adeel Zahid Feb 27 '13 at 19:10 ...