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How do I split a string on a delimiter in Bash?
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You can set the internal field separator (IFS) variable, and then let it parse into an array. When this happens in a command, then the assignment to IFS only takes place to that single command's environment (to read ). It then parses the input according to the IFS variable value in...
Redirect from an HTML page
...makes meta refresh seem like a JavaScript redirect. Meta refresh is not JS and will still work when JS is disabled.
– Druska
Dec 28 '13 at 19:47
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Include only certain file types when searching in Visual Studio
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This also works in the replace in files dialog, and replace has a few extra buttons, notably "Skip File," which allows you save even more time.
– Travis
Jan 29 '14 at 14:57
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Easiest way to flip a boolean value?
... it can be helpful to have a TOGGLE(a) macro. This prevents some mistakes and makes it all more readable on narrow screens.
– OJW
Oct 1 '10 at 12:17
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Where is Java's Array indexOf?
I must be missing something very obvious, but I've searched all over and can't find this method.
13 Answers
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The calling thread cannot access this object because a different thread owns it
... answered Mar 16 '12 at 6:22
CandideCandide
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ViewDidAppear is not called when opening app from background
I have a View Controller in which my value is 0 (label) and when I open that View Controller from another ViewController I have set viewDidAppear to set value 20 on label. It works fine but when I close my app and than again I open my app but the value doesn't change because viewDidLoad , vie...
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure
...tions.
DB server has run out of connections.
Something in between Java and DB is blocking connections, e.g. a firewall or proxy.
To solve the one or the other, follow the following advices:
Verify and test them with ping.
Refresh DNS or use IP address in JDBC URL instead.
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Java SimpleDateFormat(“yyyy-MM-dd'T'HH:mm:ss'Z'”) gives timezone as IST
... GMT date/time but this doesn't change the value.
Set the timezone to GMT and it will be correct.
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss'Z'");
sdf.setTimeZone(TimeZone.getTimeZone("GMT"));
shar...
Can I disable a CSS :hover effect via JavaScript?
...ernative workaround though. If you don’t mind mucking about in your HTML and CSS a little bit, it saves you having to reset every CSS property manually via JavaScript.
HTML
<body class="nojQuery">
CSS
/* Limit the hover styles in your CSS so that they only apply when the nojQuery
class...