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How can I restore the MySQL root user’s full privileges?
I accidentally removed some of the privileges from my MySQL root user, including the ability to alter tables. Is there some way I can restore this user to its original state (with all privileges)?
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Zooming MKMapView to fit annotation pins?
...ew.h:
// Position the map such that the provided array of annotations are all visible to the fullest extent possible.
- (void)showAnnotations:(NSArray *)annotations animated:(BOOL)animated NS_AVAILABLE(10_9, 7_0);
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C library function to perform sort
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qsort() is the function you're looking for. You call it with a pointer to your array of data, the number of elements in that array, the size of each element and a comparison function.
It does its magic and your array is sorted in-place. An example follows:
#include <st...
What does a colon following a C++ constructor name do? [duplicate]
...ctor's signature is:
MyClass();
This means that the constructor can be called with no parameters. This makes it a default constructor, i.e., one which will be called by default when you write MyClass someObject;.
The part : m_classID(-1), m_userdata(0) is called initialization list. It is a way...
How do I scroll the UIScrollView when the keyboard appears?
... handling of this issue is explained. You should have a look into it.
// Call this method somewhere in your view controller setup code.
- (void)registerForKeyboardNotifications
{
[[NSNotificationCenter defaultCenter] addObserver:self
selector:@selector(keyboardWasShown:)
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Best way to merge two maps and sum the values of same key?
...mutable.Map[Int,Int] = Map(1 -> 109, 3 -> 300, 2 -> 20)
Specifically, the binary operator for Map[K, V] combines the keys of the maps, folding V's semigroup operator over any duplicate values. The standard semigroup for Int uses the addition operator, so you get the sum of values for eac...
How to detect if app is being built for device or simulator in Swift
... ...
#endif
After Swift 4.1 version
Latest use, now directly for all in one condition for all types of simulators need to apply only one condition -
#if targetEnvironment(simulator)
// your simulator code
#else
// your real device code
#endif
For more clarification, you can check S...
Looping through localStorage in HTML5 and JavaScript
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In addition to all the other answers, you can use $.each function from the jQuery library:
$.each(localStorage, function(key, value){
// key magic
// value magic
});
Eventually, get the object with:
JSON.parse(localStorage.getI...
Check if an array contains any element of another array in JavaScript
...like it at Ramda should always be used instead of vanilla imho. Better for all devs...
– Leon Gaban
Aug 15 '16 at 20:32
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How do I set a variable to the output of a command in Bash?
... be done with $(command) or "$(command)", which I find easier to read, and allows for nesting.
OUTPUT=$(ls -1)
echo "${OUTPUT}"
MULTILINE=$(ls \
-1)
echo "${MULTILINE}"
Quoting (") does matter to preserve multi-line variable values; it is optional on the right-hand side of an assignment, as w...