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Rename master branch for both local and remote Git repositories

...te However this has a lot of caveats. First, no existing checkouts will know about the rename - git does not attempt to track branch renames. If the new master doesn't exist yet, git pull will error out. If the new master has been created. the pull will attempt to merge master and master-old. So i...
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What is a good pattern for using a Global Mutex in C#?

...owEveryoneRule = new MutexAccessRule( new SecurityIdentifier( WellKnownSidType.WorldSid , null) , MutexRights.FullControl , AccessControlType.Allow ); var s...
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Why does struct alignment depend on whether a field type is primitive or user-defined?

...lds, clases obviously cannot do that so they will remain 8 byte aligned. Now if we combine all that and create struct: struct RefAndTwoInt32Wrappers { public int x,y; public Int32Wrapper z; public string s; } It will have 24 bytes {x,y} will have 4 bytes each and {z,s} will have 8 b...
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Why is nginx responding to any domain name?

...nginx up and running with a Ruby/Sinatra app and all is well. However, I'm now trying to have a second application running from the same server and I noticed something weird. First, here's my nginx.conf: ...
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How to use the same C++ code for Android and iOS?

...d, it has improved a lot, so the answer is more understandable to everyone now. Please take a look at the repo so you can download and run the code I'll show below. The Answer Before I show the code, please take a lot on the following diagram. Each OS has its UI and peculiarities, so we intend...
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Why is semicolon allowed in this python snippet?

...limit statements if you wish to put multiple statements on the same line. Now, why is this allowed? It's a simple design decision. I don't think Python needs this semi-colon thing, but somebody thought it would be nice to have and added it to the language. ...
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CSS center text (horizontally and vertically) inside a div block

... There's now a display: table-cell property for that, FYI. Using it makes the element behave like a table cell and allows vertical-align: middle; – Shauna Apr 18 '11 at 14:38 ...
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UILabel sizeToFit doesn't work with autolayout ios6

...If we run the app in the simulator, sure enough, we see the same thing: Now, let's select the UILabel in Interface Builder, and take a look at the default settings in the Size inspector: Note the highlighted constraint above. That is the Content Hugging Priority. As Erica Sadun describes it in...
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Determine if Android app is being used for the first time

...SET_APP_RUN_FIRST_TIME, "FIRST"); return App_runFirst; } } Now Open Your Activity & Initialize . private SharedPreference sharedPreferenceObj; // Declare Global Now Call this in OnCreate section sharedPreferenceObj=new SharedPreference(YourActivity.this)...
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What is the main difference between Inheritance and Polymorphism?

...s just wondering what the MAIN difference was for my own piece of mind. I know there are a number of similar questions to this but, none I have seen which provide a definitive answer. ...