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How do I pass a variable by reference?

...n seems unclear about whether parameters are passed by reference or value, and the following code produces the unchanged value 'Original' ...
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Difference between char* and const char*?

...cleared up with the use of a variable after the statements mentioned above and by giving reference to that variable. – ankit.karwasra Oct 8 '13 at 9:16 3 ...
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Resumable downloads when using PHP to send the file?

...tent. Then, if request with a Range: bytes=x-y header is received (with x and y being numbers) you parse the range the client is requesting, open the file as usual, seek x bytes ahead and send the next y - x bytes. Also set the response to HTTP/1.0 206 Partial Content. Without having tested anythi...
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Why does ReSharper tell me “implicitly captured closure”?

... The warning tells you that the variables end and start stay alive as any of the lambdas inside this method stay alive. Take a look at the short example protected override void OnLoad(EventArgs e) { base.OnLoad(e); int i = 0; Random g = new Random(); t...
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Elegant way to check for missing packages and install them?

...de with coauthors these days. Many of them are novice/intermediate R users and don't realize that they have to install packages they don't already have. ...
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CRON job to run on the last day of the month

...ed to find another way. However, it's usually both substantially easier and correct to run the job as soon as possible on the first day of each month, with something like: 0 0 1 * * myjob.sh and modify the script to process the previous month's data. This removes any hassles you may encounter...
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Find a value in an array of objects in Javascript [duplicate]

...have an array of unnamed objects, which contain an array of named objects, and I need to get the object where "name" is "string 1". Here is an example array. ...
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What's the difference of “./configure” option “--build”, “--host” and “--target”?

The script ./configure accepts 3 options --build , --host and --target . I'm confusing their roles. What's the difference and semantics of them? ...
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Wireshark localhost traffic capture [closed]

...ssible - read below. You can use the local address of your machine instead and then you'll be able to capture stuff. See CaptureSetup/Loopback. Summary: you can capture on the loopback interface on Linux, on various BSDs including Mac OS X, and on Digital/Tru64 UNIX, and you might be abl...
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XMLHttpRequest cannot load file. Cross origin requests are only supported for HTTP

... If you are doing something like writing HTML and Javascript in a code editor on your personal computer, and testing the output in your browser, you will probably get error messages about Cross Origin Requests. Your browser will render HTML and run Javascript, jQuery, a...