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Find the version of an installed npm package
...alled packages.
You can find the version of a specific package by passing its name as an argument. For example, npm list grunt will result in:
projectName@projectVersion /path/to/project/folder
└── grunt@0.4.1
Alternatively, you can just run npm list without passing a package name as an ar...
How do I detect unsigned integer multiply overflow?
I was writing a program in C++ to find all solutions of a b = c , where a , b and c together use all the digits 0-9 exactly once. The program looped over values of a and b , and it ran a digit-counting routine each time on a , b and ab to check if the digits condition was satisfied.
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Best practices to test protected methods with PHPUnit
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If you're using PHP5 (>= 5.3.2) with PHPUnit, you can test your private and protected methods by using reflection to set them to be public prior to running your tests:
protected static function getMethod($name) {
$class = new ReflectionClass('MyClass');
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Convert bytes to a string
...ce a string:
>>> b"abcde"
b'abcde'
# utf-8 is used here because it is a very common encoding, but you
# need to use the encoding your data is actually in.
>>> b"abcde".decode("utf-8")
'abcde'
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Replace a string in a file with nodejs
...generate MD5 filenames. Now I want to rename the sources in the HTML file with the new filename in the callback of the task. I wonder what's the easiest way to do this.
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Way to go from recursion to iteration
I've used recursion quite a lot on my many years of programming to solve simple problems, but I'm fully aware that sometimes you need iteration due to memory/speed problems.
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Regexp Java for password validation
...Explanation:
^ # start-of-string
(?=.*[0-9]) # a digit must occur at least once
(?=.*[a-z]) # a lower case letter must occur at least once
(?=.*[A-Z]) # an upper case letter must occur at least once
(?=.*[@#$%^&+=]) # a special character must occur at least on...
XDocument or XmlDocument
... just ran into XDocument and when I try to search the difference or benefits of them I can't find something useful, could you please tell me why you would use one over another ?
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Why does this CSS margin-top style not work?
...n values on a div inside another div. All works fine except the top value, it seems to be ignored. But why?
12 Answers
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Why does calling a function in the Node.js REPL with )( work?
Why is it possible to call function in JavaScript like this, tested with node.js:
3 Answers
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