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trying to animate a constraint in swift
...t tapGesture = UITapGestureRecognizer(target: self, action: #selector(doIt(_:)))
textView.addGestureRecognizer(tapGesture)
}
@objc func doIt(_ sender: UITapGestureRecognizer) {
heightConstraint.constant = heightConstraint.constant == 50 ? 150 : 50
UIView.animate(with...
PDO closing connection
...>connection = new PDO();
$this->connection->query('KILL CONNECTION_ID()');
$this->connection = null;
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What is Java String interning?
...nterning is implemented magically and efficiently with a dedicated CONSTANT_String_info struct (unlike most other objects which have more generic representations):
A string literal is a reference to an instance of class String, and is derived from a CONSTANT_String_info structure (§4.4.3) in th...
Objective-C Static Class Level variables
...ing a Class Object in Apple's Objective-C docs.
– big_m
Oct 3 '11 at 16:02
...
“Unknown provider: aProvider
...iable name was you can change how uglify mangles the variables:
../node_modules/grunt-contrib-uglify/node_modulesuglify-js/lib/scope.js
SymbolDef.prototype = {
unmangleable: [...],
mangle: function(options) {
[...]
this.mangled_name = s.next_mangled(options, this)+"_orig_"+this.ori...
How to deep copy a list?
...
E0_copy is not a deep copy. You don't make a deep copy using list() (Both list(...) and testList[:] are shallow copies).
You use copy.deepcopy(...) for deep copying a list.
deepcopy(x, memo=None, _nil=[])
Deep copy operat...
Is there a setting on Google Analytics to suppress use of cookies for users who have not yet given c
...ve defined elsewhere
window['ga-disable-UA-XXXXXX-Y'] = true;
}
var _gaq = _gaq || [];
_gaq.push(['_setAccount', 'UA-XXXXXXX-Y']);
_gaq.push(['_trackPageview']);
function onOptIn(){ //have this run when/if they opt-in.
window['ga-disable-UA-XXXXXX-Y'] = false;
//...snip......
What are conventions for filenames in Go?
...
There's a few guidelines to follow.
File names that begin with "." or "_" are ignored by the go tool
Files with the suffix _test.go are only compiled and run by the go test tool.
Files with os and architecture specific suffixes automatically follow those same constraints, e.g. name_linux.go will...
Simplest/Cleanest way to implement singleton in JavaScript?
... pattern:
short form
var Foo = function () {
"use strict";
if (Foo._instance) {
//this allows the constructor to be called multiple times
//and refer to the same instance. Another option is to
//throw an error.
return Foo._instance;
}
Foo._instance = t...
What does the brk() system call do?
...rge (say, >128K) allocations. See, for instance, the discussion of MMAP_THRESHOLD in the Linux malloc(3) manpage.
– zwol
Aug 9 '11 at 15:26
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