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How to check whether an array is empty using PHP?
...set AND you don't wont to trigger an E_NOTICE; IMO this is generally a bad idea.
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Remove all files except some from a directory
...ected token `('" when I do shopt -s extglob; rm -rf !(README|LICENSE). Any idea why?
– Dennis
Oct 26 '13 at 22:44
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A more useful statusline in vim? [closed]
...atusline in vim more informative and interesting, and for that I need some ideas. How did you customize your statusline?
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Expansion of variables inside single quotes in a command in Bash
...ly avoid building shell commands by concatenating variables. This is a bad idea similar to concatenation of SQL fragments (SQL injection!).
Usually it is possible to have placeholders in the command, and to supply the command together with variables so that the callee can receive them from the invo...
Is it possible to pass a flag to Gulp to have it run tasks in different ways?
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Great idea, saves using yargs, I've extended this by having a 'pre-production' task that sets the vars and then 'production' has a dependency array of ['build','pre-production']. That way you can just run 'gulp production'.
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Should a retrieval method return 'null' or throw an exception when it can't produce the return value
...hat more than a couple of times as a quick dirty "temporal" fix... no good idea. Specially if its going to be reviewed if you are a student.
– rciafardone
Mar 13 '14 at 15:48
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Convert object to JSON in Android
...ts when you print in default way - generated by Android Studio or IntelliJ Idea - however, this is one line of code and using power of GsonBuilder.
– Hesam
Oct 24 '16 at 0:24
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What's the valid way to include an image with no src?
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Great idea! For me however, this kills the image element - if anyone needs other aspects of the img element to show e.g. background and border, try src="data:image/gif;base64,R0lGODlhAQABAIAAAP///wAAACH5BAEAAAAALAAAAAABAAEAAAICRAEA...
What is the use of making constructor private in a class?
... where it isn't warranted—and there are plenty of cases where it's a bad idea. Sadly, the message has been too well received, and many developers never learn the language well enough to understand that occasional use of friend is not only acceptable, but preferable. Your example was just such a ca...
Why can't I push to this bare repository?
...it and it think no update is necessary. git --version returns 1.7.3.1. Any idea what's missing? I admit currently apt-get update doesn't work for me, but it did not too long ago.
– ripper234
May 27 '11 at 21:35
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