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Is C++14 adding new keywords to C++?
The C++ Standards Committee tends to shy away from adding new keywords to the language, yet with C++11 that was not the case. Some examples:
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Is it necessary to explicitly remove event handlers in C#
... upon that global declaration--it's instanced on an as-needed basis in the methods that need it.
2 Answers
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Selector on background color of TextView
I'm attempting to change the background color of an Android TextView widget when the user touches it. I've created a selector for that purpose, which is stored in res/color/selector.xml and roughly looks like that:
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How do I remove packages installed with Python's easy_install?
Python's easy_install makes installing new packages extremely convenient. However, as far as I can tell, it doesn't implement the other common features of a dependency manager - listing and removing installed packages.
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How to check if a specific key is present in a hash or not?
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Hash's key? method tells you whether a given key is present or not.
session.key?("user")
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Is there a Java equivalent to C#'s 'yield' keyword?
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The two options I know of is Aviad Ben Dov's infomancers-collections library from 2007 and Jim Blackler's YieldAdapter library from 2008 (which is also mentioned in the other answer).
Both will allow you to write code with yield return-like construct in Java, so both will ...
Code First: Independent associations vs. Foreign key associations?
I have a mental debate with myself every time I start working on a new project and I am designing my POCOs. I have seen many tutorials/code samples that seem to favor foreign key associations :
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Why are my JavaScript function names clashing?
... a variable and a function that has a function assigned to it have their names clash:
3 Answers
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When do we need to set ProcessStartInfo.UseShellExecute to True?
...answer is that the ShellExecute function is used to open a specified program or file - it is roughly equivalnt to typing the command to be executed into the run dialog and clicking OK, which means that it can be used to (for example):
Open .html files or web using the default browser without needin...
Logger slf4j advantages of formatting with {} instead of string concatenation
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It is about string concatenation performance. It's potentially significant if your have dense logging statements.
(Prior to SLF4J 1.7) But only two parameters are possible
Because the vast majority of logging statements have 2 or fewer parameters, so SLF4J A...