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Mutex example / tutorial? [closed]

...x m;//you can use std::lock_guard if you want to be exception safe int i = 0; void makeACallFromPhoneBooth() { m.lock();//man gets a hold of the phone booth door and locks it. The other men wait outside //man happily talks to his wife from now.... std::cout << i << " He...
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How to do a logical OR operation in shell scripting

... 1001 This should work: #!/bin/bash if [ "$#" -eq 0 ] || [ "$#" -gt 1 ] ; then echo "hello" fi...
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What is the difference between Digest and Basic Authentication?

... 204 Digest Authentication communicates credentials in an encrypted form by applying a hash function...
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Git - How to use .netrc file on Windows to save user and password

... 205 Is it possible to use a .netrc file on Windows? Yes: You must: define environment variab...
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Scatterplot with marginal histograms in ggplot2

... of the ggplot objects: hist_top <- ggplot()+geom_histogram(aes(rnorm(100))) empty <- ggplot()+geom_point(aes(1,1), colour="white")+ theme(axis.ticks=element_blank(), panel.background=element_blank(), axis.text.x=element_blank(), axis.text.y=element_bl...
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Why there can be only one TIMESTAMP column with CURRENT_TIMESTAMP in DEFAULT clause?

... has been lifted in recent versions of MySQL: Changes in MySQL 5.6.5 (2012-04-10, Milestone 8) Previously, at most one TIMESTAMP column per table could be automatically initialized or updated to the current date and time. This restriction has been lifted. Any TIMESTAMP column definitio...
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Stripping out non-numeric characters in string

... | edited Oct 20 '10 at 12:23 answered Oct 20 '10 at 12:04 ...
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What are 'closures' in .NET?

...ion(); } static Action CreateAction() { int counter = 0; return delegate { // Yes, it could be done in one statement; // but it is clearer like this. counter++; Console.WriteLine("counter={0}", counter); };...
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Apache and Node.js on the Same Server

... 10 Answers 10 Active ...
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pretty-print JSON using JavaScript

... +100 Pretty-printing is implemented natively in JSON.stringify(). The third argument enables pretty printing and sets the spacing to use: ...