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HTML5 Canvas Resize (Downscale) Image High Quality?
..._a = 0;
var center_y = (j + 0.5) * ratio_h;
var yy_start = Math.floor(j * ratio_h);
var yy_stop = Math.ceil((j + 1) * ratio_h);
for (var yy = yy_start; yy < yy_stop; yy++) {
var dy = Math.abs(center_y - (yy + 0.5)) / ratio_h_half;
...
How to install MySQLdb (Python data access library to MySQL) on Mac OS X?
...lution. I've reproduced it with a couple of edits below
Step 0:
Before I start, I assume that you have MySQL, Python, and GCC installed on the mac.
Step 1:
Download the latest MySQL for Python adapter from SourceForge.
Step 2:
Extract your downloaded package:
tar xzvf MySQL-python-1.2.2.tar.gz
...
Refreshing web page by WebDriver when waiting for specific condition
...make sure this works 100% by adding a manual check whether the page really started reloading.
Here's the code I wrote for that in our base page object class:
public void reload() {
// remember reference to current html root element
final WebElement htmlRoot = getDriver().findElement(By.tag...
What is the difference between “screen” and “only screen” in media queries?
...le sheets from older user agents. User agents must process media queries starting with ‘only’ as if the ‘only’ keyword was not present.
As there is no such media type as "only", the style sheet should be ignored by older browsers.
Here's the link to that quote that is shown in example 9...
C# Thread safe fast(est) counter
...public static void Main()
{
cte = new CountdownEvent(1);
// Start three threads.
for (int ctr = 0; ctr <= 2; ctr++) {
cte.AddCount();
Thread th = new Thread(GenerateNumbers);
th.Name = "Thread" + ctr.ToString();
th.Start();
}
c...
How to temporarily exit Vim and go back
...your shell
fg
will resume (bring to foreground) your suspended Vim.
To start a new shell
Start a subshell using:
:sh
(as configured by)
:set shell?
or
:!bash
followed by:
Ctrl+D (or exit, but why type so much?)
to kill the shell and return to Vim.
...
Pros and cons to use Celery vs. RQ [closed]
...ck on what the problem might be. And when I finally did get it working, I started getting some type os OSError deep down in the Celery stack. I posted a issue on Github but no one could help. I wouldn't touch Celery again with a ten-foot pole.
– Ray
Dec 20 '...
Why isn't SQL ANSI-92 standard better adopted over ANSI-89?
...QL-92 syntax. Sixteen years after it was approved, it's about time people start using it! And all brands of SQL database now support it, so there's no reason to continue to use the nonstandard (+) Oracle syntax or *= Microsoft/Sybase syntax.
As for why it's so hard to break the developer communit...
How do I load a PHP file into a variable?
...
ob_start();
include "yourfile.php";
$myvar = ob_get_clean();
ob_get_clean()
share
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How do I center a window onscreen in C#?
...utton, I want the window to center itself onscreen. I know you can use the startposition property, but I cannot figure out a way to use that other than when the application first starts up. So how do I center the form on the screen?
...