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Does Javascript pass by reference? [duplicate]
...y value:
function replace(ref) {
ref = {}; // this code does _not_ affect the object passed
}
function update(ref) {
ref.key = 'newvalue'; // this code _does_ affect the _contents_ of the object
}
var a = { key: 'value' };
replace(a); // a still has its original value - it's un...
How do I get PyLint to recognize numpy members?
...en with the latest versions of all related packages (astroid 1.3.2, logilab_common 0.63.2, pylon 1.4.0).
The following solution worked like a charm: I added numpy to the list of ignored modules by modifying my pylintrc file, in the [TYPECHECK] section:
[TYPECHECK]
ignored-modules = numpy
Depend...
Access mysql remote database from command line
...
For Mac, use the following command:
mysql -u app -h hostaddress -P port -D dbname -p
and then enter the password when prompted.
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How to solve Operator '!=' cannot be applied to operands of type 'T' and 'T' [duplicate]
...
public class Test<T>
{
public T Value
{
get => _Value;
set
{
// operator== is undefined for generic T; EqualityComparer solves this
if (!EqualityComparer<T>.Default.Equals(_Value, value))
{
_Valu...
PowerShell equivalent to grep -f
...ls | grep -I -N exe
105:-a--- 2006-11-02 13:34 49680 twunk_16.exe
106:-a--- 2006-11-02 13:34 31232 twunk_32.exe
109:-a--- 2006-09-18 23:43 256192 winhelp.exe
110:-a--- 2006-11-02 10:45 9216 winhlp32.exe
PS) grep /?
...
Swift compiler error: “non-modular header inside framework module”
...jority of people running into this issues is caused after they switch from Application Target to Framework Target and start adding C and Objective C headers into framework's umbrella header expecting it to have a same behaviour as application's Bridging Header, which behaves differently. The umbrell...
Centering a background image, using CSS
...nd-image:url(https://upload.wikimedia.org/wikipedia/commons/thumb/8/8b/Dore_woodcut_Divine_Comedy_01.jpg/481px-Dore_woodcut_Divine_Comedy_01.jpg);
background-repeat:no-repeat;
background-position: center;
background-size: cover;
html{
height:100%
}
body{
background-image:url(https://uplo...
Targeting position:sticky elements that are currently in a 'stuck' state
...an intersection observer to notify when elements with the class
* `.sticky_sentinel--top` become visible/invisible at the top of the container.
* @param {!Element} container
*/
function observeHeaders(container) {
const observer = new IntersectionObserver((records, observer) => {
for (co...
How to get an object's properties in JavaScript / jQuery?
...t intance of a determinated prop:
var obj = {a:'Saludos',
b:{b_1:{b_1_1:'Como estas?',b_1_2:'Un gusto conocerte'}},
d:'Hasta luego'
}
function scan (element,list){
var res;
if (typeof(list) != 'undefined'){
if (typeof(list) == 'object'){
...
Most used parts of Boost [closed]
...smart ptrs
Boost was a massive help when I wrote my first cross-platform app - without it I really would have struggled.
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