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Ubuntu rails install fails on zlib
... 8.10 as my dev box; it's my first serious foray into Linux as a daily-use OS, and I'm having a hard time getting Rails going. I have followed a number of tutorials which all seem to work fine, but when I try and use gem install or gem update on anything, I get an error that looks like this:
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What is the difference between is_a and instanceof?
...recated at the exact same time as the operator was introduced it became impossible to write code for both PHP 4 and 5 without throwing an E_STRICT around. You can't even do if (version_compare(PHP_VERSION, 5) >= 0) { /* use instanceof */ } else { /* use is_a */ } because it would still cause a sy...
How to use gradle zip in local system without downloading when using gradle-wrapper
...s are normal again. Also a good trick if you have metered bandwidth I suppose.
– reverend
Oct 5 '16 at 15:33
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show 5 more comments
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In Python, how do I read the exif data for an image?
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Any Python 3 alternative?
– Santosh Kumar
Aug 30 '13 at 4:57
2
@2rs2ts: Try ...
Does a favicon have to be 32x32 or 16x16?
...ble effect so better stick to 32x32 as the smallest baseline.
For IE, Microsoft recommends 16x16, 32x32 and 48x48 packed in the favicon.ico file.
For iOS, Apple recommends specific file names and resolutions, at most 180x180 for latest devices running iOS 8.
Android Chrome primarily uses a manifest...
Truncate all tables in a MySQL database in one command?
...this solution requires only DB access and not SSH access. In addition it's OS-independent.
– mastazi
Mar 29 '17 at 23:43
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How to remove focus around buttons on click
...g the button focus style worked for me. This problem may be specific to MacOS with Chrome.
.btn:focus {
outline: none;
box-shadow: none;
}
Note though that this has implications for accessibility and isn't advised until you have a good consistent focus state for your buttons and inputs. As pe...
Cython: “fatal error: numpy/arrayobject.h: No such file or directory”
... I tried your idea, but now i get this crazy error that is too long to post here, but it starts with warning: untitled.pyx:8:49: Buffer unpacking not optimized away.
– Noob Saibot
Feb 2 '13 at 2:32
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How can I get Eclipse to show .* files?
...ew Menu -> Filters -> uncheck .* resources.
With Eclipse Kepler and OS X this is a bit different:
Package Explorer -> Customize View -> Filters -> uncheck .* resources
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impr...
How to create a backup of a single table in a postgres database?
... there a way to create a backup of a single table within a database using postgres? And how? Does this also work with the pg_dump command?
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