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How do I forward declare an inner class? [duplicate]
...ned first
Create a common base class that can be both used in the function and implemented by the nested class.
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What does the message “rewrite … (90%)” after a Git commit mean? [duplicate]
...ta for files, but I just don't know how much of a rewrite the % represents and it doesn't seem to be in the help page for git help commit .
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Python-equivalent of short-form “if” in C++ [duplicate]
...ython 2.5+), a 1-to-1 equivalent of your version might be:
a = (b == True and "123" or "456" )
... which in python should be shortened to:
a = b is True and "123" or "456"
... or if you simply want to test the truthfulness of b's value in general...
a = b and "123" or "456"
? : can literall...
Use variable with TOP in select statement in SQL Server without making it dynamic [duplicate]
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it's completely weird...I wasn't aware of this and I got stuck for a few minutes on this. Thank you (+1)
– Christos
Feb 17 '16 at 10:37
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Oracle find a constraint
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select * from all_constraints
where owner = '<NAME>'
and constraint_name = 'SYS_C00381400'
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Like all data dictionary views, this a USER_CONSTRAINTS view if you just want to check your current schema and a DBA_CONSTRAINTS view for administration users.
The construction of th...
On duplicate key ignore? [duplicate]
I'm trying to finish this query; my tag field is set to UNIQUE and I simply want the database to ignore any duplicate tag.
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python ? (conditional/ternary) operator for assignments [duplicate]
C and many other languages have a conditional (aka ternary) operator. This allows you to make very terse choices between two values based on the truth of a condition, which makes expressions, including assignments, very concise.
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Eclipse keyboard shortcut to indent source code to the left?
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In my copy, Shift + Tab does this, as long as I have a code selection, and am in a code window.
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Locate Git installation folder on Mac OS X
...git version in /usr/bin. To ensure you can easily upgrade from the website and use the latest git version, edit either your profile information to place /usr/local/git/bin before /usr/bin in the $PATH or edit /etc/paths and insert /usr/local/git/bin as the first entry (see this answer).
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IntelliJ: How to auto-highlight variables like in Eclipse
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Using 2016.2 and this doesn't work at all. The setting was on by default, but it's not highlighting the variable my cursor is on (unless it is somehow the same colour as the non-highlight?)
– Adam
No...