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Get distance between two points in canvas
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answered Jan 4 '14 at 4:41
Igor ŠarčevićIgor Šarčević
2,85311 gold badge1414 silver badges1818 bronze badges
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val() vs. text() for textarea
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148
The best way to set/get the value of a textarea is the .val(), .value method.
.text() internal...
mongodb group values by multiple fields
... {
"book" : "book4",
"count" : 1
},
{
"book" : "book5",
"count" : 1
...
Creating a directory in CMake
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254
When do you want to create the directory?
At build system generation
To create a directory whe...
How to validate IP address in Python? [duplicate]
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Hmm, seems to accept things like "4" and "192.168" and silently pads the rest with zeros. Technically valid, I'm sure, but not quite what I expected.
– krupan
Nov 25 '08 at 23:58
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grep without showing path/file:line
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edited May 3 '18 at 6:04
Dominic Rodger
87.2k2828 gold badges185185 silver badges205205 bronze badges
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How long is the SHA256 hash?
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346
A sha256 is 256 bits long -- as its name indicates.
Since sha256 returns a hexadecimal represe...
Eclipse ctrl+right does nothing
... in the editor specifically (https://bugs.eclipse.org/bugs/show_bug.cgi?id=426557). Sometimes you can find that when you restart can't move with control+arrow in the editor but you can in other views like console window.
You can disable welcome screen ( in most eclipse based IDEs it's a checkbox in...