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Read-only list or unmodifiable list in .NET 4.0
...that's not a List, it's a Collection. So if you use it, you need to modify all your code to use Collection instead of List.
– Roman Zabicki
May 25 '16 at 13:50
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Pure virtual function with implementation
...e type can still define an implementation. A derived class can explicitly call the base class implementation (if access permissions allow it) by using a fully-scoped name (by calling A::f() in your example - if A::f() were public or protected). Something like:
class B : public A {
virtual voi...
Looking for ALT+LeftArrowKey solution in zsh
...hrc
bindkey "^[[1;3C" forward-word
bindkey "^[[1;3D" backward-word
(Actually I prefer to use Ctrl + arrow to move word by word, like in a normal textbox under windows or linux gui.)
Related question: Fix key settings (Home/End/Insert/Delete) in .zshrc when running Zsh in Terminator Terminal Emul...
Better explanation of when to use Imports/Depends
...n, however, be thwarted if another package, loaded later, places an identically named function earlier on the search path. Chambers (in SoDA) uses the example of the function "gam", which is found in both the gam and mgcv packages. If two other packages were loaded, one of them depending on gam and...
What column type/length should I use for storing a Bcrypt hashed password in a Database?
... I don't get the reason why I should bother about binary or not binary at all, if I don't want to sort by password hash, compare hashes on database layer or make the password column unique (“Sorry, this password is already in use”) at all. I'd recommend using UTF8 everywhere. In that case there...
Xcode 6 Bug: Unknown class in Interface Builder file
...e the Module text box, and press enter.
That's it! The current module for all of my custom objects must have been internally incorrectly set somehow in Xcode 6 beta 4. But there was no visual indication of this in the inspector.
Note that if pressing enter inside the Module text box doesn't work, ...
Convert date to datetime in Python
...lue representable by datetime and then getting its time component. Incidentally, datetime.min = datetime(MINYEAR, 1, 1, tzinfo=None) and has a time of 00:00:00. However, I think it is cleaner to explicitly create a 00:00:00 time either through time.min or time(0, 0, 0, 0).
– Fl...
AWS MySQL RDS vs AWS DynamoDB [closed]
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Really DynamoDB and MySQL are apples and oranges. DynamoDB is a NoSQL storage layer while MySQL is used for relational storage. You should pick what to use based on the actual needs of your application. In fact, some applicat...
How to define Gradle's home in IDEA?
... IntelliJ, and when I get to the Gradle Home textbox, it is not automatically populated, nor will typing in the path of Gradle Home result in a valid location - I have the GRADLE_USER_HOME environment variable set (to what I think is!) the correct path, and I have been able to successfully imp...
Input from the keyboard in command line application
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@PeterWebb - works fine in xcode terminal, falls through in playground :)
– aprofromindia
Apr 8 '16 at 14:50
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