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Scalar vs. primitive data type - are they the same thing?
... typically contrasted with compounds, such as arrays, maps, sets, structs, etc. A scalar is a "single" value - integer, boolean, perhaps a string - while a compound is made up of multiple scalars (and possibly references to other compounds). "Scalar" is used in contexts where the relevant distinct...
Why does Python pep-8 strongly recommend spaces over tabs for indentation?
... and b) easily dealt with by technical means (editors, conversion scripts, etc.), there is a clear way to end all discussion: choose one.
Guido was the one to choose. He didn't even have to give a reason, but he still did by referring to empirical data.
For all other purposes you can either take t...
Declaring an enum within a class
...
2. Yes and no. Car::Color getColor() but void Car::setColor(Color c) because in setColor we already have the specifier.
– Matthieu M.
Mar 24 '10 at 8:16
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Why does sys.exit() not exit when called inside a thread in Python?
...s with status n, without calling cleanup handlers, flushing stdio buffers, etc."
– Tim Richardson
Jan 19 '19 at 5:50
N...
What is the difference between lock and Mutex?
...re are several other "minor" differences, like how abandonment is handled, etc.
The same can be said about ReaderWriterLock and ReaderWriterLockSlim in 3.5, Semaphore and the new SemaphoreSlim in .NET 4.0 etc.
It is true that the latter xxSlim classes cannot be used as a system-wide sync primitives...
How do I clear a search box with an 'x' in bootstrap 3?
...ou're using this input inline with other elements (like addons, dropdowns, etc) Just remove the class of the wrapping div, set it to position: relative and then adjust #searchclear with z-index: 10; top: 10px and remove bottom: 0
– RecuencoJones
Jul 8 '15 at 1...
How to unit test abstract classes: extend with stubs?
...of the Abstract class under test. Those methods can be no-op, return null, etc. as they will not be tested. The test class tests only the non-abstract public API (ie the Interface implemented by the Abstract class). For any class that extends the Abstract class you'll need additional test classes ...
Role-based access control (RBAC) vs. Claims-based access control (CBAC) in ASP.NET MVC
... code if the user has some property like "Facebook User", "Long time User" etc. Let me give an example. Say you want to allow access to a specific page if the user is logged in using Facebook. Now, would you create a permission 'Facebook' for that user ? No, 'Facebook' does not sound like a permissi...
Difference between android-support-v7-appcompat and android-support-v4
... library
v7 cardView library
v7 recyclerView library
v7 pallete library etc
v7 appcompat library has following key classes ActionBar, ActionBarActivity, ShareActionProvider.
So adding,
com.android.support:appcompat-v7:21.0.+
dependency in your gradle file, imports the above-mentioned classes.
...
Add property to anonymous type after creation
...sume you mean anonymous types here, e.g. new { Name1=value1, Name2=value2} etc. If so, you're out of luck - anonymous types are normal types in that they're fixed, compiled code. They just happen to be autogenerated.
What you could do is write new { old.Name1, old.Name2, ID=myId } but I don't know ...