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time.sleep — sleeps thread or process?

...look in Modules/timemodule.c in the Python source, you'll see that in the call to floatsleep(), the substantive part of the sleep operation is wrapped in a Py_BEGIN_ALLOW_THREADS and Py_END_ALLOW_THREADS block, allowing other threads to continue to execute while the current one sleeps. You can also...
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git remote prune – didn't show as many pruned branches as I expected

... When you use git push origin :staleStuff, it automatically removes origin/staleStuff, so when you ran git remote prune origin, you have pruned some branch that was removed by someone else. It's more likely that your co-workers now need to run git prune to get rid of branches you...
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Oracle: If Table Exists

...her reason (that might be important) the exception is still raised to the caller: BEGIN EXECUTE IMMEDIATE 'DROP TABLE ' || table_name; EXCEPTION WHEN OTHERS THEN IF SQLCODE != -942 THEN RAISE; END IF; END; ADDENDUM For reference, here are the equivalent blocks for other...
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Storing money in a decimal column - what precision and scale?

... If you are looking for a one-size-fits-all, I'd suggest DECIMAL(19, 4) is a popular choice (a quick Google bears this out). I think this originates from the old VBA/Access/Jet Currency data type, being the first fixed point decimal type in the language; Decimal on...
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Fundamental difference between Hashing and Encryption algorithms

...tions They provide a mapping between an arbitrary length input, and a (usually) fixed length (or smaller length) output. It can be anything from a simple crc32, to a full blown cryptographic hash function such as MD5 or SHA1/2/256/512. The point is that there's a one-way mapping going on. It's a...
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How best to determine if an argument is not sent to the JavaScript function

...noid (see comments). Using the || operator has become standard practice - all the cool kids do it - but be careful: The default value will be triggered if the argument evaluates to false, which means it might actually be undefined, null, false, 0, '' (or anything else for which Boolean(...) returns...
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Why doesn't nodelist have forEach?

... NodeList now has forEach() in all major browsers See nodeList forEach() on MDN. Original answer None of these answers explain why NodeList doesn't inherit from Array, thus allowing it to have forEach and all the rest. The answer is found on this es-discus...
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Bootstrap full-width text-input within inline-form

...a width on the form controls used within. The default width of 100% as all form elements gets when they got the class form-control didn't apply if you use the form-inline class on your form. You could take a look at the bootstrap.css (or .less, whatever you prefer) where you will find this part...
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HTML5 Number Input - Always show 2 decimal places

... You can't really, but you a halfway step might be: <input type='number' step='0.01' value='0.00' placeholder='0.00' /> share | ...
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SVN (Subversion) Problem “File is scheduled for addition, but is missing” - Using Versions

...p into the cold water and fire up your hidden Mac command shell :-) (it's called "Terminal" in the german OSX, no idea how to bring it up in the english version...) share | improve this answer ...