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How can I calculate the number of lines changed between two commits in git?
...rather than specifying commit ranges, just select commits since last week) and --no-merges (merge commits don't actually introduce changes), as well as the pretty output options (--pretty=oneline, short, medium, full...).
Here's a one-liner to get total changes instead of per-commit changes from gi...
C# version of java's synchronized keyword?
...: only apply thread-safety when you know you actually are going to use it (and test it).
For the method-level stuff, there is [MethodImpl]:
[MethodImpl(MethodImplOptions.Synchronized)]
public void SomeMethod() {/* code */}
This can also be used on accessors (properties and events):
private int ...
Why does an overridden function in the derived class hide other overloads of the base class?
...ding happens, people who respond either say that this called "name hiding" and explain how it works (which you probably already know), or explain how to override it (which you never asked about), but nobody seems to care to address the actual "why" question.
The decision, the rationale behind the n...
Difference between filter and filter_by in SQLAlchemy
Could anyone explain the difference between filter and filter_by functions in SQLAlchemy?
Which one should I be using?
...
Rails “validates_uniqueness_of” Case Sensitivity
...validates the uniqueness of 'foo' by asking the DB if that name exists yet and the DB says the name doesn't exist yet.
Process B does the same thing and gets the same response
Process A submits the insert statement for the new record and succeeds
If you have a database constraint requiring uniquenes...
How to use custom packages
I'm trying to create and use a custom package in Go. It's probably something very obvious but I cannot find much information about this. Basically, I have these two files in the same folder:
...
Convert Long into Integer
...s not go from Long to int directly, so
Integer i = (int) (long) theLong;
And in both situations, you might run into overflows (because a Long can store a wider range than an Integer).
Java 8 has a helper method that checks for overflow (you get an exception in that case):
Integer i = theLong == ...
Reducing memory usage of .NET applications?
...memory footprint is all about demystifying the working set, process memory and how to perform accurate calculations on your total in-RAM consumption.
I will not say that you should ignore the memory footprint of your application -- obviously, smaller and more efficient does tend to be desirable. Ho...
How can I declare and define multiple variables in one line using C++?
...ight, width; might turn into uint8_t height; uint16_t width; in the future and should have been uint8_t height; uint8_t width; to begin with).
– altendky
Jun 17 '15 at 15:08
...
Where are iOS simulator screenshots stored?
...reenshots from within the simulator using File -> Save Screen Shot (Command-S), those files end up on the Desktop as something like: iOS Simulator Screen shot Apr 22, 2012.png.
Under Xcode 6 & newer, device screenshots taken with the "Take Screenshot" button in the Xcode "Devices" menu will e...