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Can you create nested WITH clauses for Common Table Expressions?
Does something like this work? I tried it earlier but I couldn't get it to work.
7 Answers
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How do I check if a string contains a specific word?
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Very good comments above! I never use != or ==, after all !== and === is best option (in my opinion) all aspect considered (speed, accuracy etc).
– Melsi
Dec 15 '12 at 12:28
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Is there a string math evaluator in .NET?
...expression = "1 + 2 * 7";
object result = sc.Eval(expression);
MessageBox.Show(result.ToString());
Edit - The ScriptControl is a COM object. In the "Add reference" dialog of the project select the "COM" tab and scroll down to "Microsoft Script Control 1.0" and select ok.
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Disable individual Python unit tests temporarily
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Individual test methods or classes can both be disabled using the unittest.skip decorator.
@unittest.skip("reason for skipping")
def test_foo():
print('This is foo test case.')
@unittest.skip # no reason needed
def test_bar():
pr...
Android: remove notification from notification bar
... You have to call cancel or cancelAll on your NotificationManager. The parameter of the cancel method is the ID of the notification that should be canceled.
See the API: http://developer.android.com/reference/android/app/NotificationManager.html#cancel(int)
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Animate change of view controllers without using navigation controller stack, subviews or modal cont
...o the window (e.g. window.rootViewController.view.anotherView).
I've implemented a simple container class I called TransitionController. You can find it at https://gist.github.com/1394947.
As an aside, I prefer the implementation in a separate class b/c it's easier to reuse. If you don't want that...
What does FETCH_HEAD in Git mean?
...es the SHA1 of the commit, just as branches do). git pull then invokes git merge, merging FETCH_HEAD into the current branch.
The result is exactly what you'd expect: the commit at the tip of the appropriate remote branch is merged into the commit at the tip of your current branch.
This is a bit l...
Import a file from a subdirectory?
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Take a look at the Packages documentation (Section 6.4) here: http://docs.python.org/tutorial/modules.html
In short, you need to put a blank file named
__init__.py
in the "lib" directory.
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Open and write data to text file using Bash?
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echo "some data for the file" >> fileName
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What is Gradle in Android Studio?
Gradle is a bit confusing to me, and also for any new Android developer. Can anyone explain what Gradle in Android Studio is and what its purpose is? Why is it included in Android Studio?
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