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Python: split a list based on a condition?
What's the best way, both aesthetically and from a performance perspective, to split a list of items into multiple lists based on a conditional? The equivalent of:
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How can I tell PyCharm what type a parameter is expected to be?
When it comes to constructors, and assignments, and method calls, the PyCharm IDE is pretty good at analyzing my source code and figuring out what type each variable should be. I like it when it's right, because it gives me good code-completion and parameter info, and it gives me warnings if I try t...
Check if table exists and if it doesn't exist, create it in SQL Server 2008
...LECT * FROM sys.objects
WHERE object_id = OBJECT_ID(N'[dbo].[YourTable]') AND type in (N'U'))
BEGIN
CREATE TABLE [dbo].[YourTable](
....
....
....
)
END
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How do I squash two non-consecutive commits?
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You can run git rebase --interactive and reorder D before B and squash D into A.
Git will open an editor, and you see a file like this, ex: git rebase --interactive HEAD~4
pick aaaaaaa Commit A
pick bbbbbbb Commit B
pick ccccccc Commit C
pick ddddddd Commit D
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What is difference between instantiating an object using new vs. without
...lock of memory by calling either ::operator new() or Time::operator new(), and subsequently calls Time::Time() with this set to an address within that memory block (and also returned as the result of new), which is then stored in t. As you know, this is generally done on the heap (by default) and re...
What is the shortest function for reading a cookie by name in JavaScript?
What is the shortest, accurate, and cross-browser compatible method for reading a cookie in JavaScript?
15 Answers
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How do I put an already-running process under nohup?
I have a process that is already running for a long time and don't want to end it.
11 Answers
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Java: Get month Integer from Date
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java.time (Java 8)
You can also use the java.time package in Java 8 and convert your java.util.Date object to a java.time.LocalDate object and then just use the getMonthValue() method.
Date date = new Date();
LocalDate localDate = date.toInstant().atZone(ZoneId.systemDefault()).toLocalDate()...
Difference between staticmethod and classmethod
What is the difference between a function decorated with @staticmethod and one decorated with @classmethod ?
27 Answers
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How to pinch out in iOS simulator when map view is only a portion of the screen?
...ay circles that represent your fingers around the screen by holding Option and Shift and moving the mouse.
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