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What is the difference between RegExp’s exec() function and String’s match() function?
...xec which is more powerful as it is good for getting captures, but if you did use match when capturing, see that it shows captures when the regex is not global, but doesn't show captures when the regex is global.
> "azb".match(/a(z)b/);
[ "azb", "z" ]
> "azb".match(/a(z)b/g);
[ "azb" ]
>...
How to npm install to a specified directory?
...g that I have noticed on Mac that it creates a symlink to parent folder inside the node_modules directory. But, it still works.
NOTE: NPM honours the path that you've specified through the --prefix option. It resolves as per npm documentation on folders, only when npm install is used without the --p...
Asynctask vs Thread in android
...ive tasks, there are basically two ways to do this: Java threads, and Android's native AsyncTask.
Neither one is necessarily better than the other, but knowing when to use each call is essential to leveraging the system's performance to your benefit.
Use AsyncTask for:
Simple network operations ...
Does the JVM prevent tail call optimizations?
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I did not quite follow the explanation. I thought tail-call optimization was implemented by the compiler. Assuming you have a function that could be tail-call optimized by the compiler, you could also then have an equivalent non...
How to re-raise an exception in nested try/except blocks?
...eError occurred while handling AlsoFailsError (because of raise e being inside except AlsoFailsError). This is misleading because what actually happened is the other way around - we encountered AlsoFailsError, and handled it, while trying to recover from SomeError. To obtain a traceback that doesn't...
PHP memory profiling
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If it helps anyone... when using php-fpm, pid might not change between different request. With default profiler_output_name, this leads xdebug to overwrite previous data. Change this value using something else from xdebug.org/docs/all_settings#trace_output_name
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Why do Java webapps use .do extension? Where did it come from?
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To my knowledge, this convention has been spread by Struts1. The user guide puts it like this:
5.4.2 Configure the ActionServlet Mapping
Note: The material in this section is not specific to Struts. The
configuration of servlet mappings is
defined in the Java Servlet
Specification...
How can I clear the SQL Server query cache?
... edited Aug 21 '15 at 11:17
Sheridan
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answered Dec 9 '09 at 10:45
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SSO with CAS or OAuth?
...er if I should use the CAS protocol or OAuth + some authentication provider for single sign-on.
5 Answers
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What do these words mean in Git: Repository, fork, branch, clone, track?
... you work on multiple disparate features at once.
You can also track individual branches in remote repositories. This allows you to pull in changes from another individual's branches and to merge them into a branch of your own. This may be useful if you and a friend are working on a new feature tog...