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How to get an enum value from a string value in Java?
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Here's a nifty utility I use:
/**
* A common method for all enums since they can't have anot...
How to insert an element after another element in JavaScript without using a library?
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Straightforward JavaScript Would Be the Following:
Append Before:
element.parentNode.insertB...
How to get index using LINQ? [duplicate]
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@kape123: This certainly also can be used for Dictionary and Hashset. Obviously the index returned isn't as "well defined" as an index in an ordered collection, but it can still be used with ElementAt to retrieve the matched eleme...
Create table in SQLite only if it doesn't exist already
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David WoleverDavid Wolever
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iOS开发过程中的各种tips - 更多技术 - 清泛网 - 专注C/C++及内核技术
...取电话号码，去掉数字之间的-
NSString *originalString = @"(123)123123abc";
NSMutableString *strippedString = [NSMutableString stringWithCapacity:originalString.length];
NSScanner *scanner = [NSScanner scannerWithString:originalString];
NSCharacterSet *numbers = [NSCharacterSet char...
How to sort List of objects by some property
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Using Comparator
For Example:
class Score {
private String name;
private List<In...
C++, copy set to vector
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Just use the constructor for the vector that takes iterators:
std::set<T> s;
//...
st...
Why did my Git repo enter a detached HEAD state?
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I reproduced this just now by accident:
lists the remote branches
git branch -r
origi...
How to calculate a time difference in C++
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See std::clock() function.
const clock_t begin_time = clock();
// do something
std::cout <...
What's the best way to detect a 'touch screen' device using JavaScript?
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As Modernizr doesn't detect IE10 on Windows Phone 8/WinRT, a simple, cross-browser solution is...