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how to check and set max_allowed_packet mysql variable [duplicate]
...afe] (which is default settings came with the mysql installation) mode in /etc/my.cnf, it did no work. I did not dig into the problem. But after I change it to [mysqld] and restarted the mysqld, it worked.
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Different types of thread-safe Sets in Java
...t; and replacing the whole set on each modification.
The implementation sketch:
public abstract class CopyOnWriteSet<E> implements Set<E> {
private final AtomicReference<Set<E>> ref;
protected CopyOnWriteSet( Collection<? extends E> c ) {
ref = new A...
Using regular expression in css?
...This was in a recommendation for CSS 2.1; it is supported by IE 7, Opera 9 etc.. Source: developer.mozilla.org/en-US/docs/Web/CSS/Attribute_selectors
– Mike S
Jun 10 '14 at 20:38
2...
MySQL: @variable vs. variable. What's the difference?
... Sure, in a "flat" script with no function calls, procedures, triggers, etc. and if you're just going to execute that simple script, or a limited set of commands and then end the session (thereby destroying your globals). It that case, go ahead and use them if you want. But DO NOT use them insi...
How do I copy a version of a single file from one git branch to another?
...of code). I'd like to use vim with this though... for syntax highlighting, etc.
– isaaclw
Oct 14 '14 at 17:32
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Difference between String replace() and replaceAll()
What's the difference between java.lang.String 's replace() and replaceAll() methods,
other than later uses regex? For simple substitutions like, replace . with / ,
is there any difference?
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Iterate over object attributes in python
...foo = 1
... bar = 'hello'
... def func(self):
... return 'call me'
...
>>> obj = Cls()
calling dir on the object gives you back all the attributes of that object, including python special attributes. Although some object attributes are callable, such as methods.
>>&...
Class with Object as a parameter
... Table to be a new-style class (as opposed to "classic" class).
In Python3 all classes are new-style classes, so this is no longer necessary.
New style classes have a few special attributes that classic classes lack.
class Classic: pass
class NewStyle(object): pass
print(dir(Classic))
# ['__doc__...
How to get instance variables in Python?
Is there a built-in method in Python to get an array of all a class' instance variables? For example, if I have this code:
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jQuery: keyPress Backspace won't fire?
...is; setTimeout( function(){
/** Code that processes backspace, etc. **/
}, 100 );
} );
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