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Facebook Post Link Image
When someone posts a link on facebook, a script usually scans that link for any images, and displays a quick thumbnail next to the post. For certain URLs though (including mine), FB doesn't seem to pick up anything, despite their being a number of images on that page.
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Should I use encodeURI or encodeURIComponent for encoding URLs?
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It depends on what you are actually wanting to do.
encodeURI assumes that the input is a complete URI that might have some characters which need encoding in it.
encodeURIComponent will encode everything with special meaning, so you use it for components ...
How to check if a map contains a key in Go?
...ap entry to true to put the value in the set, and then
test it by simple indexing.
attended := map[string]bool{
"Ann": true,
"Joe": true,
...
}
if attended[person] { // will be false if person is not in the map
fmt.Println(person, "was at the meeting")
}
Sometimes you need ...
Replace only some groups with Regex
... var currentCaptureEnd =
capture.Index + capture.Length - m.Index;
var currentCaptureLength =
capture.Index - m.Index - previousCaptureEnd;
sb.Append(
m.Value.Substring(
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How to pass parameters in GET requests with jQuery
...ng to handle error
}
});
And you can get the data by (if you are using PHP)
$_GET['ajaxid'] //gives 4
$_GET['UserID'] //gives you the sent userid
In aspx, I believe it is (might be wrong)
Request.QueryString["ajaxid"].ToString();
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Limit file format when using ?
...tioned here, but is not the default in the dropdown. The default filter is All files (*).]
You can also use asterisks in MIME-types. For example:
<input type="file" accept="image/*" /> <!-- all image types -->
<input type="file" accept="audio/*" /> <!-- all audio types --&g...
How to trigger XDebug profiler for a command line PHP script?
...g offers the configuration directive "xdebug.profiler_enable_trigger" that allows to activate profiling by passing the GET or POST parameter "XDEBUG_PROFILE" when calling a script via HTTP. This is handy if you don't want profiling for ALL of your scripts but only for a few special cases without alw...
Turn off deprecated errors in PHP 5.3
My server is running PHP 5.3 and my WordPress install is spitting these errors out on me, causing my session_start() to break.
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efficient circular buffer?
...nderstandable when the deque can grow to infinity, but if maxlen is given, indexing an element should be constant time.
– lvella
Nov 13 '15 at 21:57
1
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Difference between numpy.array shape (R, 1) and (R,)
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(8,)
>>> a.shape
(12,)
Here the shape (12,) means the array is indexed by a single index which runs from 0 to 11. Conceptually, if we label this single index i, the array a looks like this:
i= 0 1 2 3 4 5 6 7 8 9 10 11
┌────┬────┬...