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How to Flatten a Multidimensional Array?
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if you want keys,function flatten(array $array) { $return = array(); array_walk_recursive($array, function($a,$b) use (&$return) { $return[$b] = $a; }); return $return; }
– Brendon-Van-He...
Is there a built-in method to compare collections?
...whether two sequences are equal by comparing their elements by using a specified IEqualityComparer(T).
You can't directly compare the list & the dictionary, but you could compare the list of values from the Dictionary with the list
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Event binding on dynamically created elements?
...on this element or one of the descendant elements. The handler then checks if the element that triggered the event matches your selector (dynamicChild). When there is a match then your custom handler function is executed.
Prior to this, the recommended approach was to use live():
$(selector).live( ...
How to include a quote in a raw Python string
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If you want to use double quotes in strings but not single quotes, you can just use single quotes as the delimiter instead:
r'what"ever'
If you need both kinds of quotes in your string, use a triple-quoted string:
r"""wha...
How to reset or change the MySQL root password?
...ERE
User = 'root';
FLUSH PRIVILEGES;
exit;
Note: on some versions, if password column doesn't exist, you may want to try:
UPDATE user SET authentication_string=password('YOURNEWPASSWORD') WHERE user='root';
Note: This method is not regarded as the most secure way of resetting the passwo...
How do I get the type name of a generic type argument?
If I have a method signature like
3 Answers
3
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How would I skip optional arguments in a function call?
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Your post is correct.
Unfortunately, if you need to use an optional parameter at the very end of the parameter list, you have to specify everything up until that last parameter. Generally if you want to mix-and-match, you give them default values of '' or null,...
How to read the value of a private field from a different class in Java?
... mindful of are commented above.
The NoSuchFieldException would be thrown if you asked for a field by a name which did not correspond to a declared field.
obj.getClass().getDeclaredField("misspelled"); //will throw NoSuchFieldException
The IllegalAccessException would be thrown if the field was...
Iterate through a C++ Vector using a 'for' loop
... flexible.
All standard library containers support and provide iterators. If at a later point of development you need to switch to another container, then this code does not need to be changed.
Note: Writing code which works with every possible standard library container is not as easy as it might...
How do I programmatically “restart” an Android app?
...on Android. In my use case I want to factory-reset my application in a specific case where a server sends a specific information to the client.
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