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What's the best way to set a single pixel in an HTML5 canvas?
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There are two best contenders:
Create a 1×1 image data, set the color, and putImageData at the location:
var id = myContext.createImageData(1,1); // only do this once per page
var d = id.data; // only do this once per page
d[0] = r;
d[1] = g;
d[2] = b;
d[3] = a;
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What's the difference between require and require-dev? [duplicate]
I'm new to the composer and I would like to know the difference between require and require-dev .
The composer website doesn't offer a good explanation the difference between these two.
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Insert a commit before the root commit in Git?
...know your shell well enough.
Without plumbing
With regular porcelain commands, you cannot create an empty commit without checking out the newroot branch and updating the index and working copy repeatedly, for no good reason. But some may find this easier to understand:
git checkout --orphan newro...
Delete Local Folder in TFS
...o delete my local copy. The problem is that TFS wants to mirror the change and delete the folder from source control, I don't want to remove it from TFS.
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Jquery - How to make $.post() use contentType=application/json?
...N datatype in your example refers to the datatype returned from the server and not the format sent to the server.
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Keeping ASP.NET Session Open / Alive
Which is the easiest and most unobstrusive way to keep an ASP.NET session alive as long as the user has the browser window open? Is it timed AJAX calls? I want to prevent the following: sometimes users keep their window open for a long time, then enter stuff, and on submit nothing works anymore beca...
MySQL Data - Best way to implement paging?
...ments, the first argument specifies the offset of the first row to return, and the second specifies the maximum number of rows to return. The offset of the initial row is 0 (not 1):
SELECT * FROM tbl LIMIT 5,10; # Retrieve rows 6-15
To retrieve all rows from a certain offset up to the end of the r...
How to send email to multiple recipients using python smtplib?
... this script. I was having a problem to send an email from a python script and with this piece of code, i can now send the email.
– fear_matrix
Jul 14 '15 at 10:36
7
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Google Chrome redirecting localhost to https
...equivalent of my web address. I do not have SSL enabled in the web project and the start URL is the http URL. When I debug using FireFox or IE I do not have this problem.
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JSHint and jQuery: '$' is not defined
...ferred approach is to create a .jshintrc file in the root of your project, and put this config in it:
{
"globals": {
"$": false
}
}
This declares to JSHint that $ is a global variable, and the false indicates that it should not be overridden.
The .jshintrc file was not supported ...