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How to limit depth for recursive file list?
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Make use of find's options
There is actually no exec of /bin/ls needed;
Find has an option that does just that:
find . -maxdepth 2 -type d -ls
To see only the one level of subdirectories you are interested in, add -mindepth to the same level as -maxdepth:
find . -...
How to get Core Data object from specific Object ID?
...fault object with the provided objectID, whether or not such an object actually exists in the store. If it doesn't exist, anything that fires the fault will fail unless you insert the object first with NSManagedObjectContext's insertObject:. The only use I've found for this is copying objects from s...
What is a StoryBoard ID and how can i use this?
...ould be from any ViewController:
//Maybe make a button that when clicked calls this method
- (IBAction)buttonPressed:(id)sender
{
MyCustomViewController *vc = [self.storyboard instantiateViewControllerWithIdentifier:@"MyViewController"];
[self presentViewController:vc animated:YES completi...
What is the difference between .map, .every, and .forEach?
I've always wondered what the difference between them were. They all seem to do the same thing...
4 Answers
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Exclude a sub-directory using find
...terating into the directory structure and using cpu cycles to iterate over all those directories/files. to prevent find from iterating over those directories/files (maybe there are millions of files there) then you need to use -prune (the -prune option is difficult to use however).
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error: ‘NULL’ was not declared in this scope
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Actually it's not a keyword in Java either.
– Man of One Way
Jun 19 '12 at 22:11
4
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Setting a WebRequest's body data
... throw new ApplicationException(string.Format(
"Remote server call {0} {1} resulted in a http error {2} {3}.",
method,
uri,
httpResponse.StatusCode,
httpResponse.StatusDescription), wex);
}
else
{
throw new ApplicationEx...
No newline at end of file
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It indicates that you do not have a newline (usually '\n', aka CR or CRLF) at the end of file.
That is, simply speaking, the last byte (or bytes if you're on Windows) in the file is not a newline.
The message is displayed because otherwise there is no way to tell the dif...
Passing a Bundle on startActivity()?
...etExtras().getString(key)
NOTE: Bundles have "get" and "put" methods for all the primitive types, Parcelables, and Serializables. I just used Strings for demonstrational purposes.
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iOS: How does one animate to new autolayout constraint (height)
I've never worked with autolayout constraints before. I have a small new app I'm working on and noticed that the NIB's views are defaulting to autolayout. So, I figured I'd take the opportunity to work with it and try to figure out where Apple is going with this.
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