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How to get std::vector pointer to the raw data?
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240
&something gives you the address of the std::vector object, not the address of the data it h...
How can I use a file in a command and redirect output to the same file without truncating it?
...can use a temporary file though.
#!/bin/sh
tmpfile=$(mktemp)
grep -v 'seg[0-9]\{1,\}\.[0-9]\{1\}' file_name > ${tmpfile}
cat ${tmpfile} > file_name
rm -f ${tmpfile}
like that, consider using mktemp to create the tmpfile but note that it's not POSIX.
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Dynamically updating plot in matplotlib
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140
Is there a way in which I can update the plot just by adding more point[s] to it...
There a...
os.path.dirname(__file__) returns empty
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answered Oct 16 '11 at 9:06
Sven MarnachSven Marnach
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Boolean vs tinyint(1) for boolean values in MySQL
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answered Sep 20 '10 at 13:26
Māris KiseļovsMāris Kiseļovs
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How do you print in a Go test using the “testing” package?
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edited Dec 27 '19 at 0:44
Pang
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answered...
How to echo with different colors in the Windows command line
...e line in a different color.
Use ANSI Escape Sequences.
Windows before 10 - no native support for ANSI colors on the console
For Windows version below 10, the Windows command console doesn't support output coloring by default. You could install either Cmder, ConEmu, ANSICON or Mintty (used by de...
How to get my IP address programmatically on iOS/macOS?
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10 Answers
10
Active
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Android: how to draw a border to a LinearLayout
...gt;
<corners
android:radius="2dp"
android:topRightRadius="0dp"
android:bottomRightRadius="0dp"
android:bottomLeftRadius="0dp" />
<stroke
android:width="1dp"
android:color="@android:color/white" />
</shape>
and define android:background="@dr...
How to submit a form using PhantomJS
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230
I figured it out. Basically it's an async issue. You can't just submit and expect to render the ...