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Why does PHP consider 0 to be equal to a string?
... this case it is going to cast 'e' to an int. Which is not parsable as one and will become 0. A string '0e' would become 0 and would match!
Use ===
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dd: How to calculate optimal blocksize? [closed]
...culate the optimal blocksize when running a dd ? I've researched it a bit and I've not found anything suggesting how this would be accomplished.
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Mysql error 1452 - Cannot add or update a child row: a foreign key constraint fails
...was fine from the mysql point of view(both tables should use InnoDB engine and the datatype of each column should be of the same type which takes part in foreign key constraint).
The only thing that I did was to disable the foreign key check and later on enabled it after performing the foreign key o...
Vim: Move window left/right?
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Ctrl w gives you the "windows command mode", allowing the following modifiers:
Ctrl w + R - To rotate windows up/left.
Ctrl w + r - To rotate windows down/right.
You can also use the "windows command mode" with navigation keys to change a window's positio...
Is there a way to quickly capitalize the variable name in Eclipse
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It only works on the selection (and it's cmd-shift-x/y on the mac.) It's a shame that it won't do the next character if you haven't selected a range, since the keybinding is doing nothing in that case.
– Joshua Goldberg
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Allow user to set up an SSH tunnel, but nothing else
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On Ubuntu 11.10, I found I could block ssh commands, sent with and without -T, and block scp copying, while allowing port forwarding to go through.
Specifically I have a redis-server on "somehost" bound to localhost:6379 that I wish to share securely via ssh tunnels to ...
I want to delete all bin and obj folders to force all projects to rebuild everything
I work with multiple projects, and I want to recursively delete all folders with the name 'bin' or 'obj' that way I am sure that all projects will rebuild everything (sometimes it's the only way to force Visual Studio to forget all about previous builds).
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Design RESTful query API with a long list of query parameters [closed]
...or this is GET. The only problem is, it can have at least a dozen filters, and if we pass all of them as query parameters, the URL can get quite long (long enough to be blocked by some firewall).
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Function in JavaScript that can be called only once
...y once, in each time after the first it won't be executed. I know from C++ and Java about static variables that can do the work but I would like to know if there is a more elegant way to do this?
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Is it possible to install APK file if more than one emulators/devices are connected [duplicate]
I know how to install the apk file in to the emulator by command prompt and all that.
But i want to know is it possible to install same apk file in to multiple emulator by giving any specific name ?
Actually i have to test one apk file in to many device. and for that i have started many device. I kn...