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Append TimeStamp to a File Name
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You can use DateTime.ToString Method (String)
DateTime.Now.ToString("yyyyMMddHHmmssfff")
or string.Format
string.Format("{0:yyyy-MM-dd_HH-mm-ss-fff}", DateTime.Now);
or Interpolated Strings
$"{DateTime.Now:yyyy-MM-dd_HH-mm-...
How does View Controller Containment work in iOS 5?
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The UIViewController docs are pretty clear on when and when not to call willMove/didMove methods. Check out the "Implementing a Container View Controller" documentation.
The docs say, that if you do not override addChildViewController, you do not have to call willMoveToParentViewControl...
How to delete (not cut) in Vim?
How can I delete a line without putting it into my default buffer?
6 Answers
6
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Angular.js: How does $eval work and why is it different from vanilla eval?
...parse service.
It's a JavaScript-like mini-language that limits what you can run (e.g. no control flow statements, excepting the ternary operator) as well as adds some AngularJS goodness (e.g. filters).
Q: Why isn't plain old javascript "eval" being used?
Because it's not actually evaluating Jav...
Error: Could not create the Java Virtual Machine Mac OSX Mavericks
...urs when you invoke java by supplying the wrong arguments/options. In this case it should be the version option.
java -version
So to double check you can always do java -help, and see if the option exists. In this case, there is no option such as v.
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Debug a java application without starting the JVM with debug arguments
...nect sun.jvm.hotspot.jdi.SADebugServerAttachingConnector:debugServerName=localhost
The connector name withe arg can be found using jdb -listconnectors.
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How do I use define_method to create class methods?
This is useful if you are trying to create class methods metaprogramatically:
6 Answers
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Function that creates a timestamp in c#
...of the timestamp to lowest order simple string sorting in your SQL queries can be used to order by date if you're sticking values in a database
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Make page to tell browser not to cache/preserve input values
Most browsers cache form input values. So when the user refreshes a page, the inputs have the same values.
5 Answers
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iOS difference between isKindOfClass and isMemberOfClass
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Can you please clear my below doubt? if ([lbl.textColor isMemberOfClass:[UIColor class]]) { // Not Memeber NSLog(@"Not Memeber"); }else { NSLog(@"Not Memeber"); } if ([imgView.image isMemb...