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How does TransactionScope roll back transactions?
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edited Aug 23 '10 at 8:51
Paul Ruane
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How can I tell PyCharm what type a parameter is expected to be?
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Convert a row of a data frame to vector
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156
When you extract a single row from a data frame you get a one-row data frame. Convert it to a ...
How to add image to canvas
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edited Feb 15 '18 at 21:38
answered May 15 '11 at 21:32
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Sending “User-agent” using Requests library in Python
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edited Sep 5 '17 at 20:25
answered May 15 '12 at 17:58
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Default value of BOOL
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175
There is no default value if you write
-(void)somemethod {
BOOL x; // <--- no default val...
What does `:_*` (colon underscore star) do in Scala?
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154
It "splats"1 the sequence.
Look at the constructor signature
new Elem(prefix: String, label: ...
CORS - How do 'preflight' an httprequest?
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159
During the preflight request, you should see the following two headers: Access-Control-Request-...
Multiple commands on a single line in a Windows batch file
...md /v:on /c "echo !time! & ping 127.0.0.1 >nul: & echo !time!"
15:23:36.77
15:23:39.85
That's needed from the command line. If you're doing this inside a script, you can just use setlocal:
@setlocal enableextensions enabledelayedexpansion
@echo off
echo !time! & ping 127.0.0.1 >...