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How to avoid variable substitution in Oracle SQL Developer with 'trinidad & tobago'
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What (else) does set define off; do?
– Xonatron
Mar 16 '12 at 18:54
add a comment
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How to run only one task in ansible playbook?
...lem is that ansible-playbook will not fail if you typoed the tag, and from what I've been told on IRC there's no way to make it fail. This means it's easy to introduce hard-to-find bugs during refactoring a playbook. I personally decided instead to go split a playbook to smaller ones, so ansible-pla...
Determine if code is running as part of a unit test
... might want to ask a new question with all of your specific requirements. (What's the difference between "your code calling from a console application" and "a test runner" for example? How would you want to distinguish between your console application and any other console-based test runner?)
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Where do alpha testers download Google Play Android apps?
...vite, and then there is a little bit of a wait before the link works. Somewhat annoying - should be largely immediate.
– Anthony Horne
May 3 '15 at 19:44
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HTML5 check if audio is playing?
What's the javascript api for checking if an html5 audio element is currently playing?
9 Answers
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Count the number of occurrences of a character in a string in Javascript
...length); //logs 4
jsfiddle
Use a regular expression literal if you know what you are searching for beforehand, if not you can use the RegExp constructor, and pass in the g flag as an argument.
match returns null with no results thus the || []
The original answer I made in 2009 is below. It crea...
How can I mock requests and the response?
...am trying to use Pythons mock package to mock Pythons requests module. What are the basic calls to get me working in below scenario?
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Simple way to calculate median with MySQL
What's the simplest (and hopefully not too slow) way to calculate the median with MySQL? I've used AVG(x) for finding the mean, but I'm having a hard time finding a simple way of calculating the median. For now, I'm returning all the rows to PHP, doing a sort, and then picking the middle row, but ...
Java Hashmap: How to get key from value?
...ow can I get the corresponding key? Do I have to loop through the hashmap? What is the best way to do that?
34 Answers
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How to scale threads according to CPU cores?
...t thread, and fires off the thread. Here's some psuedocode to demonstrate what I mean:
int processors = Runtime.getRuntime().availableProcessors();
for(int i=0; i < processors; i++) {
Thread yourThread = new AThreadYouCreated();
// You may need to pass in parameters depending on what work y...