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Alternatives to gprof [closed]
...of scalar values. As soon as you, for example, change it into a sort using string-compare, it is still a bottleneck, but program counter sampling will not see it because now the hotspot is in string-compare. On the other hand if it were to sample the extended program counter (the call stack), the po...
Compare two folders which has many files inside contents
...trailing blanks (spaces and tabs)
and treats other strings of blanks as
equivalent.
-i Ignores the case of letters. For example,
`A' will compare equal to `a'.
-t Expands <TAB> characters in output ...
How to use setInterval and clearInterval?
...
Never use strings with setInterval or setTimeout.
– T.J. Crowder
May 12 '11 at 13:19
...
How to find out which view is focused?
....getId() != oldId) {
oldId = view.getId();
String idName = "";
try {
idName = getResources().getResourceEntryName(newView.getId());
} catch (Resources.NotFoundException e) {
idName = String.valueOf...
Dynamic constant assignment
...ed, as it makes the constant non-constant; even though the contents of the string are the same (for the moment, anyhow), the actual string object itself is different each time the method is called. For example:
def foo
p "bar".object_id
end
foo #=> 15779172
foo #=> 15779112
Perhaps if yo...
How to read the value of a private field from a different class in Java?
...d's class's type:
f.get("BOB"); //will throw IllegalArgumentException, as String is of the wrong type
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What is the difference between 'E', 'T', and '?' for Java generics?
...
V - Value
In Java 7 it is permitted to instantiate like this:
Foo<String, Integer> foo = new Foo<>(); // Java 7
Foo<String, Integer> foo = new Foo<String, Integer>(); // Java 6
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PHP “pretty print” json_encode [duplicate]
...(release date 01-Mar-2012).
This should do the job:
$json = json_decode($string);
echo json_encode($json, JSON_PRETTY_PRINT);
See http://www.php.net/manual/en/function.json-encode.php
Note: Don't forget to echo "<pre>" before and "</pre>" after, if you're printing it in HTML to pres...
JavaScript function to add X months to a date
...eb 2016 -> 28 Feb 2017
console.log(addMonths(new Date(2016,1,29),12).toString());
// Subtract 1 month from 1 Jan 2017 -> 1 Dec 2016
console.log(addMonths(new Date(2017,0,1),-1).toString());
// Subtract 2 months from 31 Jan 2017 -> 30 Nov 2016
console.log(addMonths(new Date(2017,0,3...
Decorators with parameters?
..., a new function object.
All of foo's metadata is overridden, notably docstring and function name.
>>> print(foo)
<function _pseudo_decor.<locals>.ret_fun at 0x10666a2f0>
functools.wraps gives us a convenient method to "lift" the docstring and name to the returned function....