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What are the rules for evaluation order in Java?
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Let me say this very clearly, because people misunderstand this all the time:
Order of evaluation of subexpressions is independent of both associativity and precedence. Associativity and precedence determine in what order the operators are executed but d...
Macro vs Function in C
I always saw examples and cases where using a macro is better than using function.
11 Answers
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how does multiplication differ for NumPy Matrix vs Array classes?
...o use the function matrixmultipy(). I feel this makes the code very unreadable.
8 Answers
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How do I create a random alpha-numeric string in C++?
... create a random string, consisting of alpha-numeric characters. I want to be able to be specify the length of the string.
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Mercurial move changes to a new branch
I have a number of changes that I committed to my local repository, but have not yet been pushed. Since on a feature is taking longer than expected, I want to swap these changes onto a named branch before I push. How can I do this?
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How to get the IP address of the docker host from inside a docker container
As the title says. I need to be able to retrieve the IP address the docker hosts and the portmaps from the host to the container, and doing that inside of the container.
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How to profile a bash shell script slow startup?
My bash shell takes up to 3-4 seconds to start up, while if I start it with --norc it runs immediately.
7 Answers
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Check whether an input string contains a number in javascript
My end goal is to validate an input field. The input may be either alphabetic or numeric.
12 Answers
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Which characters are valid in CSS class names/selectors?
What characters/symbols are allowed within the CSS class selectors?
I know that the following characters are invalid , but what characters are valid ?
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PHPExcel auto size column width
...column is set to AutoSize, PHPExcel attempts to calculate the column width based on the calculated value of the column (so on the result of any formulae), and any additional characters added by format masks such as thousand separators.
By default, this is an estimated width: a more accurate calcul...