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git stash blunder: git stash pop and ended up with merge conflicts
...removed from the stash list. You need to resolve the conflicts by hand and call git stash drop manually afterwards.
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Why in Java 8 split sometimes removes empty strings at start of result array?
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The behavior of String.split (which calls Pattern.split) changes between Java 7 and Java 8.
Documentation
Comparing between the documentation of Pattern.split in Java 7 and Java 8, we observe the following clause being added:
When there is a positive-widt...
Understand the “Decorator Pattern” with a real world example
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Decorator pattern achieves a single objective of dynamically adding
responsibilities to any object.
Consider a case of a pizza shop. In the pizza shop they will sell few pizza varieties and they will also provide toppings in the menu. Now imagine a situation wherein if the pi...
Passing arrays as parameters in bash
...being defined with local, because locals are visible to the functions they call.
The ! in ${!1} expands the arg 1 variable.
declare -a just makes the indexed array explicit, it is not strictly necessary.
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Ajax success event not working
...y tries to parse it as such, it fails. You can catch the error with error: callback function.
You don't seem to need JSON in that function anyways, so you can also take out the dataType: 'json' row.
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Are string.Equals() and == operator really same? [duplicate]
...llo").ToString();
if (x.Equals(y)) // Yes
// The compiler doesn't know to call ==(string, string) so it generates
// a reference comparision instead
if (x == y) // No
string xs = (string) x;
string ys = (string) y;
// Now *this* will call ==(string, string), comparing values appropriately
if (xs ...
What does 'public static void' mean in Java?
...tely different things:
public means that the method is visible and can be called from other objects of other types. Other alternatives are private, protected, package and package-private. See here for more details.
static means that the method is associated with the class, not a specific instance ...
How to properly stop the Thread in Java?
... the class scope.
When you wish to stop the thread, you set this flag and call join() on the thread and wait for it to finish.
Make sure that the flag is thread safe by using a volatile variable or by using getter and setter methods which are synchronised with the variable being used as the flag.
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How to efficiently count the number of keys/properties of an object in JavaScript?
...;
for (k in obj) {
if (Object.prototype.hasOwnProperty.call(obj, k)) {
keys.push(k);
}
}
return keys;
};
}
Then you can use this in older browsers as well:
var len = Object.keys(obj).length;
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Framework vs. Toolkit vs. Library [duplicate]
...s Inversion of Control.
What does this mean? Well, it means that when you call a library, you are in control. But with a framework, the control is inverted: the framework calls you. (This is called the Hollywood Principle: Don't call Us, We'll call You.) This is pretty much the definition of a fram...