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What is the difference between IEqualityComparer and IEquatable?
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Same difference is between IComparable / IComparer
– boctulus
Jan 19 '15 at 21:22
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Why does “split” on an empty string return a non-empty array?
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If you split an orange zero times, you have exactly one piece - the orange.
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Where does PHP store the error log? (php5, apache, fastcgi, cpanel)
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PHP stores error logs in /var/log/apache2 if PHP is an apache2 module.
Shared hosts are often storing log files in your root directory /log subfolder.
But...if you have access to a php.ini file you can do this:
error_log = /var/log/php-scripts.log
According to ri...
How to disable back swipe gesture in UINavigationController on iOS 7
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I found a solution:
Objective-C:
if ([self.navigationController respondsToSelector:@selector(interactivePopGestureRecognizer)]) {
self.navigationController.interactivePopGestureRecognizer.enabled = NO;
}
Swift 3+:
self.navigationController?.interactive...
Best way to get identity of inserted row?
...T_CURRENT('tableName') returns the last identity value generated for a specific table in any session and any scope. This lets you specify which table you want the value from, in case the two above aren't quite what you need (very rare). Also, as @Guy Starbuck mentioned, "You could use this if you ...
How to force 'cp' to overwrite directory instead of creating another one inside?
...-- foo
|-- a
`-- b
2 directories, 4 files
You can see the clear difference when you use -v for Verbose.
When you use just -R option.
$ cp -Rv foo/ bar/
`foo/' -> `bar/foo'
`foo/b' -> `bar/foo/b'
`foo/a' -> `bar/foo/a'
$ tree
|-- bar
| |-- a
| |-- b
| `-- foo
| |...
Reusable library to get human readable version of file size?
...fix='B'):
for unit in ['','Ki','Mi','Gi','Ti','Pi','Ei','Zi']:
if abs(num) < 1024.0:
return "%3.1f%s%s" % (num, unit, suffix)
num /= 1024.0
return "%.1f%s%s" % (num, 'Yi', suffix)
Supports:
all currently known binary prefixes
negative and positive numbers
n...
How to iterate over the keys and values with ng-repeat in AngularJS?
... It should work: plnkr.co/edit/7AQF6k7hf2aZbWFmhVoX?p=preview. Can you modify that until it stops working?
– Josh David Miller
Feb 28 '13 at 5:25
2
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How do I run a Python program?
...s 'cd' (change directory) and 'dir' (to show files in the directory, to verify your head). For our example something like,
> cd C:\Documents and Settings\Gregg\Desktop\pyscripts
try:
> python first.py
If you get this message:
'python' is not recognized as an
internal or external ...
Fastest way to reset every value of std::vector to 0
...guessing is about as fast. I'd use your method.
– Omnifarious
Jan 13 '12 at 10:04
But, jumping to memset is a single i...