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What is the difference between require() and library()?
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In addition to the good advice already given, I would add this:
It is probably best to avoid using require() unless you actually will be using the value it returns e.g in some error checking loop such as given by thierry.
In most...
Error when changing to master branch: my local changes would be overwritten by checkout
... error appears when you have modified a file and the branch that you are switching to has changes for this file too (from latest merge point).
Your options, as I see it, are - commit, and then amend this commit with extra changes (you can modify commits in git, as long as they're not pushed); or - ...
What is the curiously recurring template pattern (CRTP)?
Without referring to a book, can anyone please provide a good explanation for CRTP with a code example?
5 Answers
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How can I color Python logging output?
Some time ago, I saw a Mono application with colored output, presumably because of its log system (because all the messages were standardized).
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How Do I Choose Between a Hash Table and a Trie (Prefix Tree)?
...ould lead me to choose one over the other. From my own naive point of view it seems as though using a trie has some extra overhead since it isn't stored as an array but that in terms of run time (assuming the longest key is the longest english word) it can be essentially O(1) (in relation to the upp...
How do I declare a namespace in JavaScript?
...te a namespace in JavaScript so that my objects and functions aren't overwritten by other same-named objects and functions? I've used the following:
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Good tutorials on XMPP? [closed]
I've been looking at some open-source XMPP servers, and am familiar with the official page http://xmpp.org/ . But thus far I've not found anything in between " The Extensible Messaging and Presence Protocol (XMPP) is an open technology for real-time communication " and a list of XEP specifications....
How can I do an asc and desc sort using underscore.js?
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You can use .sortBy, it will always return an ascending list:
_.sortBy([2, 3, 1], function(num) {
return num;
}); // [1, 2, 3]
But you can use the .reverse method to get it descending:
var array = _.sortBy([2, 3, 1], function(num) {
r...
Building a minimal plugin architecture in Python
I have an application, written in Python, which is used by a fairly technical audience (scientists).
18 Answers
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How to establish a connection pool in JDBC?
...hat I've mentioned in this previous answer), I just had too much problems with DBCP under heavy load. Using C3P0 is dead simple. From the documentation:
ComboPooledDataSource cpds = new ComboPooledDataSource();
cpds.setDriverClass( "org.postgresql.Driver" ); //loads the jdbc driver
cpds.setJdbcUrl(...