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How do I flush the cin buffer?
... course, this tells the code to ignore ALL characters until the amount specified. In the main example, it will ignore essentially until EOF (because INT_MAX is huge). As mentioned in the post, if you just want to ignore a single line, you need to specify an extra parameter of '\n to tell it you on...
How to create a subdirectory for a project QtCreator?
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If the moved file is under GIT control, does Qt creator also take care of necessary changes in GIT?
– Silicomancer
Apr 17 '18 at 22:01
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JUnit Testing Exceptions [duplicate]
...n exception is thrown.
For
@Test
Junit will consider test as failed if exception is thrown, provided it's an unchecked exception. If the exception is checked it won't compile and you will need to use other methods.
This link might help.
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Change a column type from Date to DateTime during ROR migration
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If you're wondering why a single change method isn't used instead of the up and down methods, it's because the change method doesn't support the change_column migration definition.
– Dennis
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In C# what is the difference between a destructor and a Finalize method in a class?
What is the difference, if there is one, between a destructor and a Finalize method in a class?
3 Answers
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What does SynchronizationContext do?
...on context), a SynchronizationContext does not necessarily represent a specific thread; it can also forward invocation of the delegates passed to it to any of several threads (e.g. to a ThreadPool worker thread), or (at least in theory) to a specific CPU core, or even to another network host. Where ...
Assign an initial value to radio button as checked
...for anyone using AngularJS trying to achieve this, the answer is slightly different. And actually the normal answer won't work (at least it didn't for me).
Your html will look pretty similar to the normal radio button:
<input type='radio' name='group' ng-model='mValue' value='first' />First
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Undo a particular commit in Git that's been pushed to remote repos
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Identify the hash of the commit, using git log, then use git revert <commit> to create a new commit that removes these changes. In a way, git revert is the converse of git cherry-pick -- the latter applies the patch to a br...
Stopping an Android app from console
...ll stop the app process and clear out all the stored data for that app.
If you're on Linux:
adb shell ps | grep com.myapp | awk '{print $2}' | xargs adb shell kill
That will only work for devices/emulators where you have root immediately upon running a shell. That can probably be refined slight...
How to change default timezone for Active Record in Rails?
...onfig.active_record.default_timezone determines whether to use Time.local (if set to :local) or Time.utc (if set to :utc) when pulling dates and times from the database. The default is :utc.
http://guides.rubyonrails.org/configuring.html
If you want to change Rails timezone, but continue to ha...