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How do I pass a string into subprocess.Popen (using the stdin argument)?
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grep_stdout = p.communicate(input=b'one\ntwo\nthree\nfour\nfive\nsix\n')[0]
print(grep_stdout.decode())
# -> four
# -> five
# ->
On the current Python 3 version, you could use subprocess.run, to pass input as a string to an external command and get its exit status, and its output as a...
What does yield mean in PHP?
...late and return values while you are looping over it:
foreach (xrange(1, 10) as $key => $value) {
echo "$key => $value", PHP_EOL;
}
This would create the following output:
0 => 1
1 => 2
…
9 => 10
You can also control the $key in the foreach by using
yield $someKey => $...
How to update column with null value
...pecial syntax:
CREATE TABLE your_table (some_id int, your_column varchar(100));
INSERT INTO your_table VALUES (1, 'Hello');
UPDATE your_table
SET your_column = NULL
WHERE some_id = 1;
SELECT * FROM your_table WHERE your_column IS NULL;
+---------+-------------+
| some_id | your_column |
+---...
jQuery get html of container including the container itself
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Where is the IIS Express configuration / metabase file found?
...ile%\my documents\iisexpress\config\applicationhost.config
Update for VS2019
If you're using Visual Studio 2019+ check this path:
$(solutionDir)\.vs\{projectName}\config\applicationhost.config
Update for VS2015 (credit: @Talon)
If you're using Visual Studio 2015-2017 check this path:
$(so...
Set value of hidden field in a form using jQuery's “.val()” doesn't work
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edited Jun 5 '10 at 10:18
answered Jun 5 '10 at 9:12
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How do I get the current time only in JavaScript
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var d = new Date("2011-04-20T09:30:51.01");
d.getHours(); // => 9
d.getMinutes(); // => 3...
MySQL - force not to use cache for testing speed of query
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edited Feb 10 '17 at 8:13
RJ Anoop
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answered Oct 8 ...
How to generate a git patch for a specific commit?
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