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Insert line break inside placeholder attribute of a textarea?
...eed it doesn't. I just tried it in FF and it prints out the 
 literally, without producing a whitespace character. See developer.mozilla.org/en/HTML/HTML5/…
– Merlyn Morgan-Graham
Jan 11 '15 at 12:46
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Display clearColor UIViewController over UIViewController
...und:
MyModalViewController *modalViewController = [[MyModalViewController alloc] init];
modalViewController.modalPresentationStyle = UIModalPresentationOverCurrentContext;
[self presentViewController:modalViewController animated:YES completion:nil];
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OpenSSL: PEM routines:PEM_read_bio:no start line:pem_lib.c:703:Expecting: TRUSTED CERTIFICATE [close
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this took me hours to work out. All starting with a cryptic error from xmlsec1, key is not found
– Amichai Schreiber
Oct 5 '19 at 21:38
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git - Your branch is ahead of 'origin/master' by 1 commit
...ur changes for committing
git commit - this commits your staged changes locally
git push - this pushes your committed changes to a remote
If you push without committing, nothing gets pushed. If you commit without adding, nothing gets committed. If you add without committing, nothing at all happens...
JOIN queries vs multiple queries
...ase. It depends on a lot of things. Jeff Atwood (founder of this site) actually wrote about this. For the most part, though, if you have the right indexes and you properly do your JOINs it is usually going to be faster to do 1 trip than several.
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How to keep the spaces at the end and/or at the beginning of a String?
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\u0020 is generally the better solution.   requires that you parse html and can be randomly ignored in some cases resulting in no space
– HaydenKai
Jul 21 '16 at 12:05
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Program only crashes as release build — how to debug?
I've got a "Schroedinger's Cat" type of problem here -- my program (actually the test suite for my program, but a program nonetheless) is crashing, but only when built in release mode, and only when launched from the command line. Through caveman debugging (ie, nasty printf() messages all over the ...
Should switch statements always contain a default clause?
...e back), I was told that it's good practice to include a default clause in all switch statements. I recently remembered this advice but can't remember what the justification was. It sounds fairly odd to me now.
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Reading value from console, interactively
...locking on input, something node.js doesn't like to do.
Instead set up a callback to be called each time something is entered:
var stdin = process.openStdin();
stdin.addListener("data", function(d) {
// note: d is an object, and when converted to a string it will
// end with a linefeed. ...
Default profile in Spring 3.1
...pplicationInitializer in order to configure the ServletContext programmatically (Servlet 3.0+). So I do the following:
public class WebAppInitializer implements WebApplicationInitializer {
@Override
public void onStartup(ServletContext sc) throws ServletException {
// Create the 'r...