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What is a good pattern for using a Global Mutex in C#?
...e(0)).Value.ToString();
// unique id for global mutex - Global prefix means it is global to the machine
string mutexId = string.Format( "Global\\{{{0}}}", appGuid );
// Need a place to store a return value in Mutex() constructor call
bool createdNew;
// edited by Jeremy Wiebe ...
Finding diff between current and last version
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I don't really understand the meaning of "last version".
As the previous commit can be accessed with HEAD^, I think that you are looking for something like:
git diff HEAD^ HEAD
As of Git 1.8.5, @ is an alias for HEAD, so you can use:
git diff @~..@
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What's the difference between equal?, eql?, ===, and ==?
... this method is overridden in descendant classes to provide class-specific meaning.
This is the most common comparison, and thus the most fundamental place where you (as the author of a class) get to decide if two objects are "equal" or not.
=== — case equality
For class Object, effectively the ...
Provisioning Profiles menu item missing from Xcode 5
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@Ajay Sharma - not sure what you mean. I can delete everything from there (just press delete).
– laktak
Sep 19 '13 at 11:40
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LINQ: When to use SingleOrDefault vs. FirstOrDefault() with filtering criteria
...it should do, is very subjective. For me, the "SomethingOrDefault" pattern means: Get the value of "Something". If "Something" fails to return a value, return the default value. Which means that the default value should be returned even in the case where "Something" would throw an exception. So, wh...
Submit a form using jQuery [closed]
...coZen I think BradleyFlood was pointing out that the phrase "For example:" means that using the inline onclick attribute is but one of several possible ways. Indeed, more jQuery-like would be using .on('click', submitDetailsForm).
– Jan Kukacka
Dec 19 '17 at 14...
What does it mean: The serializable class does not declare a static final serialVersionUID field? [d
...something that affects the serialization"? What actually the serialization means?
– Roman
Feb 18 '10 at 14:00
Yes, JFr...
Android: Rotate image in imageview by an angle
...nx.. But is dere ny way to do RotateAnimation on the View dynamically..i mean to set d angle dynamically..
– rijinrv
Jan 26 '12 at 7:00
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Changing the background drawable of the searchview widget
...ctionbarSherlock has it's own themes and defines its own SearchView. This means you can just add an item to your theme named searchViewTextField and using the drawable definition and 9 patches above.
– NKijak
Jan 9 '13 at 4:30
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what is reverse() in Django
...url defined with the name url_name and returns the actual url /foo/.
This means that you refer to the url only by its name attribute - if you want to change the url itself or the view it refers to you can do this by editing one place only - urls.py.
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