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Update multiple columns in SQL
... This seems to work fine for my PostgreSQL 12.2 installation (tested using DBeaver).
– Telmo Trooper
Feb 26 at 18:40
...
list.clear() vs list = new ArrayList(); [duplicate]
...
IMHO 10 and 100 are way too small number to test this.
– Helin Wang
Apr 28 '14 at 14:37
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Javascript “Not a Constructor” Exception while creating objects
.... So, this can also be causing issues:
function Project(){}
function localTest() {
new Project(1,2,3); // `Project` points to the local variable,
// not the global constructor!
//...some noise, causing you to forget that the `Project` constructor was used
var Pro...
How to pass argument to Makefile from command line?
...&& echo $${arg:-${1}}`
Here is a job which might call this one:
test:
@echo $(call args,defaultstring)
The result would be:
$ make test
defaultstring
$ make test hi
hi
Note! You might be better off using a "Taskfile", which is a bash pattern that works similarly to make, only wit...
Is it possible to simulate key press events programmatically?
...ased copy-and-paste. Here is an elegant example. At the same time it is a testimony why the web is moving away from plugin vendors.
There is a similar security mindset applied in case of the opt-in CORS policy to access remote content programmatically.
The answer is:
There is no way to programmat...
Android: How can I validate EditText input?
...ly what I need. Hadn't heard of TextWatcher (new to the SDK/API), but I'll test it out and see if it behaves the way I think it will. Thanks for the info!
– Stefan
May 18 '10 at 12:30
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What is the difference between public, protected, package-private and private in Java?
...han I expected. I uploaded the image in this color blindness simulator and tested all different modes. Even in monochromacy/achromatopsia mode the color difference is reasonable. Can you see the difference or is the simulator off? (I'm still of the opinion that red/green is very intuitive for color ...
Are non-synchronised static methods thread safe if they don't modify static class variables?
...after the code sample could have been expressed in code, perhaps as a unit test. But I do sympathize with trying to convince coworkers. "They don't believe me, or my test code, or Josh Bloch, but maybe they'll accept an answer on SO."
– som-snytt
Sep 30 '12 at ...
How to redirect to previous page in Ruby On Rails?
...ue referring page, or the root_path ('/'). This is essential when passing tests that fail in cases of direct-nav to a particular page in which the controller throws a redirect_to :back
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impr...
How to disable text selection using jQuery?
..., and the cancellation of some of the hot keys (such as Ctrl+a and Ctrl+c. Test: Cmd+a and Cmd+c)
(function($){
$.fn.ctrlCmd = function(key) {
var allowDefault = true;
if (!$.isArray(key)) {
key = [key];
}
return this.keydown(function(e) {
for (var i = 0, l = k...