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How to indent a few lines in Markdown markup?
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22 Answers
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What is The Rule of Three?
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1832
Introduction
C++ treats variables of user-defined types with value semantics.
This means that ob...
ETag vs Header Expires
...ient request, the server can then determine whether to send the file (HTTP 200) or tell the client to just use their local copy (HTTP 304). An ETag is basically just a checksum for a file that semantically changes when the content of the file changes.
The Expires header is used by the client (and ...
Difference between Select and ConvertAll in C#
...implemented only by List<T>. The ConvertAll method exists since .NET 2.0 whereas LINQ was introduced with 3.5.
You should favor Select over ConvertAll as it works for any kind of list, but they do the same basically.
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How to check if std::map contains a key without doing insert?
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answered Oct 7 '10 at 23:15
PotatoswatterPotatoswatter
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Remove non-numeric characters (except periods and commas) from a string
... characters and the comma and period/full stop as follows:
$testString = '12.322,11T';
echo preg_replace('/[^0-9,.]+/', '', $testString);
The pattern can also be expressed as /[^\d,.]+/
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imp...
Callback to a Fragment from a DialogFragment
...NT:
DialogFragment dialogFrag = MyDialogFragment.newInstance(123);
dialogFrag.setTargetFragment(this, DIALOG_FRAGMENT);
dialogFrag.show(getFragmentManager().beginTransaction(), "dialog");
break;
}
}
@Override
public void onActivityResult(int req...
Multi-line string with extra space (preserved indentation)
...ram like ex or cat
cat << EndOfMessage
This is line 1.
This is line 2.
Line 3.
EndOfMessage
The string after << indicates where to stop.
To send these lines to a file, use:
cat > $FILE <<- EOM
Line 1.
Line 2.
EOM
You could also store these lines to a variable:
read -r -d...
How to secure an ASP.NET Web API [closed]
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296
Update:
I have added this link to my other answer how to use JWT authentication for ASP.NET ...
Control the dashed border stroke length and distance between strokes
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Css render is browser specific and I don't know any fine tuning on it, you should work with ima...