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A good example for boost::algorithm::join
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fastest MD5 Implementation in JavaScript
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akmozo
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answered Oct 31 '09 at 22:28
Matt BakerMatt Baker
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Postgres - FATAL: database files are incompatible with server
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If you recently upgraded to 11 or 12 from 10.x you can run the below command to upgrade your postgres data directory retaining all data:
brew postgresql-upgrade-database
The above command is taken from the output of brew info postgres
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Reorder bars in geom_bar ggplot2
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Your code works fine, except that the barplot is ordered from low to high. When you want to or...
How expensive is RTTI?
... on many platforms (Linux, BSD and maybe embedded platforms, but not mingw32). If you know you'll always be on a blessed platform, RTTI is very close to free.
Gritty details:
GCC prefers to use a particular "vendor-neutral" C++ ABI[1], and always uses this ABI for Linux and BSD targets[2]. For pla...
Bash ignoring error for a particular command
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How do you load custom UITableViewCells from Xib files?
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How to add a touch event to a UIView?
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In iOS 3.2 and higher, you can use gesture recognizers. For example, this is how you would handle a tap event:
//The setup code (in viewDidLoad in your view controller)
UITapGestureRecognizer *singleFingerTap =
[[UITapGestureRecog...
enum - getting value of enum on string conversion
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def __str__(self):
return str(self.value)
x = 1
y = 2
Demo:
>>> from enum import Enum
>>> class D(Enum):
... def __str__(self):
... return str(self.value)
... x = 1
... y = 2
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>>> D.x
<D.x: 1>
>>> print(D.x)
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Restoring MySQL database from physical files
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edited Jul 25 '15 at 20:24
Benoit Duffez
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