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If a folder does not exist, create it
...ut, you don't need to check if it exists first. From the docs
Any and all directories specified in path are created, unless they already exist or unless some part of path is invalid. If the directory already exists, this method does not create a new directory, but it returns a DirectoryInfo obj...
How do I cast a JSON object to a typescript class
I read a JSON object from a remote REST server. This JSON object has all the properties of a typescript class (by design). How do I cast that received JSON object to a type var?
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How can I get the font size and font name of a UILabel?
...ets in Interface Builder. If not using ARC, make sure you release it in -dealloc
- (void)dealloc
{
[self.label release];
[super dealloc];
}
Then to get the font name and size all you need is
NSString *fontName = self.label.font.fontName;
CGFloat fontSize = self.label.font.pointSize;
...
Static fields on a null reference in Java
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@JonofAllTrades I think this is obvious: it is reasonable to not throw any exceptions when calling on a null reference because it doesn't matter since the method is static.
– Malcolm
Jul 20 '1...
Force HTML5 youtube video
...t;</iframe>
The video will be displayed as HTML5 if available, or fallback into flash player.
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Regex to match any character including new lines
Is there a regex to match "all characters including newlines"?
4 Answers
4
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How to prevent ReflectionTypeLoadException when calling Assembly.GetTypes()
...e following code limits the types to those located within the assembly and allows a predicate to further restrict the list of types.
/// <summary>
/// Get the types within the assembly that match the predicate.
/// <para>for example, to get all types within a namespace</p...
What is the difference between sed and awk? [closed]
...s (in addition to pattern matching and address matching). There are essentially only two "variables": pattern space and hold space. Readability of scripts can be difficult. Mathematical operations are extraordinarily awkward at best.
There are various versions of sed with different levels of suppor...
Can I change the name of `nohup.out`?
...
nohup your_command >> filename.out &
This command will append all output in your file without removing old data.
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Attach to a processes output for viewing
...l application. Screen sessions can be attached and detached, but are nominally meant only to be used by the same user, so if you want to share them between users, it's a big pain in the ass.
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