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Remove multiple whitespaces
... means replace two or more whitespace with a single space.
What you want is replace one or more whitespace with single whitespace, so you can use the pattern \s\s* or \s+ (recommended)
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A free tool to check C/C++ source code against a set of coding standards? [closed]
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The only tool I know is Vera. Haven't used it, though, so can't comment how viable it is. Demo looks promising.
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What is the difference between CurrentCulture and CurrentUICulture properties of CultureInfo in .NET
In .NET there is the CultureInfo class in the System.Globalization namespace. It has two similar properties both returning values of the CultureInfo type: CurrentCulture and CurrentUICulture .
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Tips for debugging .htaccess rewrite rules
... execute it with a fake user-agent that you will use for your requests. This way it will not affect anyone else on your site.
e.g
#protect with a fake user agent
RewriteCond %{HTTP_USER_AGENT} ^my-fake-user-agent$
#Here is the actual rule I am testing
RewriteCond %{HTTP_HOST} !^www\.domain\.com...
How can jQuery deferred be used?
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The best use case I can think of is in caching AJAX responses. Here's a modified example from Rebecca Murphey's intro post on the topic:
var cache = {};
function getData( val ){
// return either the cached value or jqXHR object wrapped Promise
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How to define a two-dimensional array?
...ant to define a two-dimensional array without an initialized length like this:
27 Answers
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How to convert C# nullable int to int
...that's slightly cleaner:
v2 = v1 ?? default(int);
Any Nullable<T> is implicitly convertible to its T, PROVIDED that the entire expression being evaluated can never result in a null assignment to a ValueType. So, the null-coalescing operator ?? is just syntax sugar for the ternary operator:
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How does autowiring work in Spring?
... Web applications have a Servlet, JSF uses a el-resolver, etc. Also, there is a place where the application context is bootstrapped and all beans - autowired. In web applications this can be a startup listener.
Autowiring happens by placing an instance of one bean into the desired field in an insta...
How do I run a Java program from the command line on Windows?
...'m trying to execute a Java program from the command line in Windows. Here is my code:
12 Answers
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Difference between -pthread and -lpthread while compiling
What is the difference between gcc -pthread and gcc -lpthread which is used while compiling multithreaded programs?
3 A...