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Performance of FOR vs FOREACH in PHP
First of all, I understand in 90% of applications the performance difference is completely irrelevant, but I just need to know which is the faster construct. That and...
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Normalizing mousewheel speed across browsers
For a different question I composed this answer , including this sample code .
10 Answers
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SVG get text element width
I'm working on some ECMAScript/JavaScript for an SVG file and need to get the width and height of a text element so I can resize a rectangle that surrounds it. In HTML I would be able to use the offsetWidth and offsetHeight attributes on the element but it appears that those properties are...
How does the Brainfuck Hello World actually work?
...te its decimal ASCII code to the actual cell.
Take a look at ASCII table. For example, decimal code of ! is 33, while a is 97.
Well, lets imagine your BF program memory looks like:
...[0][0][*0*][0][0]...
Assuming standard input stands for a, if you use comma , operator, what BF does is read a ...
Kill a Process by Looking up the Port being used by it from a .BAT
In Windows what can look for port 8080 and try to kill the process it is using through a .BAT file?
14 Answers
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How do I measure separate CPU core usage for a process?
...esn't answer original question though i.e. it does not show CPU core usage for a specific process.
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How can I confirm a database is Oracle & what version it is using SQL?
I'm building an installer for an application. The user gets to select a datasource they have configured and nominate what type of database it is. I want to confirm that the database type is indeed Oracle, and if possible, what version of Oracle they are running by sending a SQL statement to the dat...
What's the fastest way to loop through an array in JavaScript?
I learned from books that you should write for loop like this：
22 Answers
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What is the maximum length of latitude and longitude? [closed]
... decimal degrees then you could round-off and store up to 6 decimal places for 10 cm (or 0.1 meter) precision.
Overview
The valid range of latitude in degrees is -90 and +90 for the southern and northern hemisphere respectively. Longitude is in the range -180 and +180 specifying coordinates west and...
How to compare software version number using js? (only number)
...be considered less than "1.0.1", but what about "1.0.0"?
Here's the code for an implementation that you can use directly (gist with documentation):
function versionCompare(v1, v2, options) {
var lexicographical = options && options.lexicographical,
zeroExtend = options &&a...