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Check number of arguments passed to a Bash script
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It might be a good idea to use arithmetic expressions if you're dealing with numbers.
if (( $# != 1 )); then
>&2 echo "Illegal number of parameters"
fi
>&2 is used to write the error message to stderr.
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CALayer with transparent hole in it
...mplete answers here when my documentation already covers it... however the idea is to keep answers as self-contained as possible. And there are people posting nothing but spam, so I'd rather not be lumped in with them. I assume you're of the same mind, which is why I pointed it out to you. Cheers!
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Asynchronous shell exec in PHP
... Well thinking about it, to get sudo to run sh isn't the best idea, as it basically gives sudo a root access to everything. I reverted to use echo "sudo command" | at now and commenting www-data out in /etc/at.deny
– Julien
Apr 16 '15 at 7:47
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Add column with number of days between dates in DataFrame pandas
...days did not work and I had to use df['C'] = (df['B'] - df['A']).days. Any idea why mine did not give the number of days as expected?
– Samuel Nde
Sep 21 '18 at 18:44
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Remove menu and status bars in TinyMCE 4
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excellent! any idea how customize a specific textarea rather than all of'em?
– abbood
Apr 10 '14 at 8:21
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Meteor test driven development [closed]
...ind.com/feed/meteor-testing-packages-with-tinytest
Once you understood the idea, you'll want the public API documentation for tinytest. For now, the only documentation for that is at the end of the source of the tinytest package: https://github.com/meteor/meteor/tree/devel/packages/tinytest
Also, th...
Android: What is better - multiple activities or switching views manually?
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Making a iOS UI is a bad idea. Hvis alone is the wrong reason not to use multiple activies.
– slott
Oct 29 '13 at 17:22
3
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CSS: how do I create a gap between rows in a table?
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This is a good idea but to fill the top gap of first row I had to come to a workaround which is not standard I guess but works. Giving the thead, tbody {position: relative; top: -{border-spacing-value} }.
– Farzad YZ
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TypeScript and field initializers
...ou to pass an object that has the required fields. that said, see here for ideas (See Pick) that limit Type Mapping to certain fields.
– Meirion Hughes
Dec 13 '16 at 18:08
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How Do I Document Packages in Java?
..., and the essential difference between them. By the way, at least IntelliJ IDEA currently has better support for package.html (Ctrl-Q on a package name shows the package Javadocs).
– Jonik
Mar 23 '09 at 19:29
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