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How do I change read/write mode for a file using Emacs?
If a file is set to read only mode, how do I change it to write mode and vice versa from within Emacs?
9 Answers
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How do I clone a generic List in Java?
... It's too bad ArrayList has a #clone method, but List itself doesn't. Sigh.
– rogerdpack
Sep 24 '12 at 15:50
12
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Declaration/definition of variables locations in ObjectiveC?
...hese variables only in your implementation, but not from other classes. To do that, you had to declare accessor methods, that look something like this:
// MyClass.h
@interface MyClass : NSObject {
int myVar;
}
- (int)myVar;
- (void)setMyVar:(int)newVar;
@end
// MyClass.m
@implementation MyC...
Why is the Java main method static?
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Implementing an interface does not solve the instantiation problem.
– Jacob Krall
Nov 15 '11 at 18:59
26
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git switch branch without discarding local changes
...es, which you have not yet committed to master, to be on develop.
If you don't have a develop yet, the method is trivial:
$ git checkout -b develop
This creates a new develop branch starting from wherever you are
now. Now you can commit and the new stuff is all on develop.
You do have a develo...
How do I replace multiple spaces with a single space in C#?
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I have copy and paste that and it works. I really do not like REgex but this time it saves my life.
– Pokus
Oct 15 '08 at 22:22
9
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Returning unique_ptr from functions
unique_ptr<T> does not allow copy construction, instead it supports move semantics. Yet, I can return a unique_ptr<T> from a function and assign the returned value to a variable.
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How to order events bound with jQuery
...ipt blocks - the script I write may be found in one of those blocks, but I do not know which one, that is handled by the controller.
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How do I find a list of Homebrew's installable packages?
... also search http://searchbrew.com or https://brewformulas.org (both sites do basically the same thing)
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How can I maintain fragment state when added to the back stack?
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If you return to a fragment from the back stack it does not re-create the fragment but re-uses the same instance and starts with onCreateView() in the fragment lifecycle, see Fragment lifecycle.
So if you want to store state you should use instance variables and not rely on...