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How can I check for “undefined” in JavaScript? [duplicate]
...statement, it cannot be redefined any more than if/else/while/for/function etc. could be.
– MooGoo
Aug 2 '10 at 19:31
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What is the standard Python docstring format? [closed]
...e recommends comments that are descriptive rather than declarative, e.g. "Fetches rows from a Bigtable" over "Fetch rows from a Bigtable." Thus, changing "Calculate..." to "Calculates..." would make your example more consistent with the rest of the comment, i.e. "Returns" and "Raises".
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Is there a performance difference between a for loop and a for-each loop?
...d", e.g. the get-method inside the loop will be called for values 1, 2, 3, etc.
– volley
Nov 3 '08 at 19:30
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How to import existing *.sql files in PostgreSQL 8.4?
... user has the necessary write privileges, such as: CREATE, INSERT, UPDATE, etc. 3) import the SQL files. As far as I understand, you're at stage 1 now.
– Bolo
Aug 3 '10 at 9:35
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How to specify font attributes for all elements on an html web page?
When I set the font family, font size, color etc. it seems that some nested elements override these with ugly browser defaults.
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Dynamically load JS inside JS [duplicate]
...g.
<script src="scriptloader.js" data-main="file1.js,file2.js,file3.js,etc." ></script>
and do a element.getAttribute("data-main").split(',')
such as
var target = document.currentScript || (function() {
var scripts = document.getElementsByTagName('script');
// Note: this is for...
Android Studio/Intellij Idea: “Table of Contents” for a class
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IDEA has a tab called "Structure", which shows all the methods, fields, etc. of the currently-open class.
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Pointer to class data member “::*”
...re calculating a summary statistic on a time series, or calculating an FFT etc, then you should store the values for each variable contiguously in memory. Otherwise, iterating over the series will cause a cache miss for every value retrieved.
Consider the performance of this code:
struct Sample {...
Red black tree over avl tree
...le
It offers some good insights on differences, similarities, performance, etc.
Here's a quote from the article:
RB-Trees are, as well as AVL trees, self-balancing. Both of them provide O(log n) lookup and insertion performance.
The difference is that RB-Trees guarantee O(1) rotations per insert op...
Where should signal handlers live in a django project?
... To John Mee's point, it's not much different than just overriding save(), etc.
– Matt
May 23 '14 at 17:28
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