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The developers of this app have not set up this app properly for Facebook Login?
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Hello I get to this option but the on/off button is disabled. and it says you must provide a valid contact email. where am i supposed to enter this email?
– AlphaMale
Jul 7 '14 at 19:38
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TypeScript sorting an array
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Hello, Welcome to stackoverflow, stackoverflow.com/help/how-to-answer please read this documentation and provide some description what should be done.
– Prateik Darji
Jan 27 at 13:58
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How do I log errors and warnings into a file?
...("log_errors", 1);
ini_set("error_log", "/tmp/php-error.log");
error_log( "Hello, errors!" );
Then watch the file:
tail -f /tmp/php-error.log
Or update php.ini as described in this blog entry from 2008.
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Create a .txt file if doesn't exist, and if it does append a new line
...ry efficient. The use case is logging.
File.AppendAllText("C:\\log.txt", "hello world\n");
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UITapGestureRecognizer tap on self.view but ignore subviews
... of the ViewController's view (including imageView) won't trigger the printHello(_:) method.
import UIKit
class ViewController: UIViewController, UIGestureRecognizerDelegate {
override func viewDidLoad() {
super.viewDidLoad()
let tapGestureRecognizer = UITapGestureRecognizer(...
How to darken a background using CSS?
... class="main">
<div class="bg">
</div>
Hello World!!!!
</div>
CSS
.main{
width:400px;
height:400px;
position:relative;
color:red;
background-color:transparent;
font-size:18px;
}
.main .bg{
position:absolute;
width:400px;
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outline on only one border
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Hello Giona, I just added an image to my question to make it more clear: I need space in between the limits of my block and my border.
– Corinne
Oct 1 '12 at 11:13
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PostgreSQL “DESCRIBE TABLE”
..., Vinko's answer below is applicable to more cases
– hello_earth
Jul 18 '12 at 13:38
12
psql -E i...
How to profile a bash shell script slow startup?
...s answer:
#!/bin/bash
exec 5> command.txt
BASH_XTRACEFD="5"
echo -n "hello "
set -x
echo -n world
set +x
echo "!"
This will cause the trace output to go to the file command.txt leaving stdout and stdout to be output normally (or be redirected separately).
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How do I dump an object's fields to the console?
...bject. It's not the same as print_r, but still useful at times.
>> "Hello".methods.sort
=> ["%", "*", "+", "<", "<<", "<=", "<=>", "==", "===", "=~", ">", ">=", "[]", "[]=", "__id__", "__send__", "all?", "any?", "between?", "capitalize", "capitalize!", "casecmp", "c...