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Delete/Reset all entries in Core Data?
...ly.
The programmatic way for iterating through each entity is both slower and prone to error. The use for doing it that way is if you want to delete some entities and not others. However you still need to make sure you retain referential integrity or you won't be able to persist your changes.
Ju...
Objective-C: Calling selectors with multiple arguments
...ant to rename the method:
- (void)myTestWithAString:(NSString*)aString;
And call:
[self performSelector:@selector(myTestWithAString:) withObject:myString];
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...
“Debug only” code that should run only when “turned on”
...e here gets executed only when compiled with the DEBUG constant,
// and when the person debugging manually sets the bool above to true.
// It then stays for the rest of the session until they set it to false.
}
#endif
// ...
}
Just to be complete, pragmas (preprocessor directives...
How do I serialize a C# anonymous type to a JSON string?
... i a non-asp.net project (console application)?
– Alxandr
Jul 27 '10 at 0:22
4
@Alxandr: You woul...
Find the files that have been changed in last 24 hours
...ed in the last 24 hours (last full day) in a particular specific directory and its sub-directories:
find /directory_path -mtime -1 -ls
Should be to your liking
The - before 1 is important - it means anything changed one day or less ago.
A + before 1 would instead mean anything changed at least o...
how to File.listFiles in alphabetical order?
...irst. If you are using case-insensitive filenames on Windows, the capitals and lowercase names will be mixed together. This is completely as expected. If you want the Windows way on a Unix, supply a comparator to sort.
– Ray Toal
Oct 29 '14 at 4:21
...
Use of .apply() with 'new' operator. Is this possible?
...s = new (Function.prototype.bind.apply(Something, [null, a, b, c]));
This and the eval-based solution are the only ones that always work, even with special constructors like Date:
var date = newCall(Date, 2012, 1);
console.log(date instanceof Date); // true
edit
A bit of explanation:
We need to r...
Replace multiple characters in one replace call
Very simple little question, but I don't quite understand how to do it.
14 Answers
14...
How do I convert an NSString value to NSData?
...
What are the pros and cons of using UTF-8 as opposed to something higher like UTF-16 or UTF-32?
– Albert Renshaw
Jan 13 '14 at 2:34
...
Browse and display files in a git repo without cloning
Is there a way to browse and display files in a git repo without cloning it first? I can do those in svn using the commands:
...