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AJAX post error : Refused to set unsafe header “Connection”
...
Remove these two lines:
xmlHttp.setRequestHeader("Content-length", params.length);
xmlHttp.setRequestHeader("Connection", "close");
XMLHttpRequest isn't allowed to set these headers, they are being set automatically by the browser. The reason is that...
How do you run multiple programs in parallel from a bash script?
...
With GNU Parallel http://www.gnu.org/software/parallel/ it is as easy as:
(echo prog1; echo prog2) | parallel
Or if you prefer:
parallel ::: prog1 prog2
Learn more:
Watch the intro video for a quick introduction:
https://www.youtube.co...
Is there a way to rename an Xcode 4 scheme?
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What is managed or unmanaged code in programming?
...mple, no garbage collection, limited debugging, and
so on).
Reference: http://www.dotnetspider.com/forum/11612-difference-between-managed-and-unmanaged-code.aspx
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How to Get a Layout Inflater Given a Context?
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Textarea onchange detection
...ey fire only once even if the user presses and holds a key down).
Source: http://www.alistapart.com/articles/expanding-text-areas-made-elegant/
EDIT: It seems even the above solution is not perfect, as rightly pointed out in the comments: the presence of the addEventListener property on the textar...
How to center a label text in WPF?
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SQL query for today's date minus two months
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How to specify data attributes in razor, e.g., data-externalid=“23151” on @this.Html.CheckBoxFor(…)
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How to fix getImageData() error The canvas has been tainted by cross-origin data?
...aid you are "tainting" the canvas by loading from a cross origins domain.
https://developer.mozilla.org/en-US/docs/HTML/CORS_Enabled_Image
However, you may be able to prevent this by simply setting:
img.crossOrigin = "Anonymous";
This only works if the remote server sets the following header ap...