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What is difference between functional and imperative programming languages?
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Definition:
An imperative language uses a sequence of statements to determine how to reach a certain goal. These statements are said to change the state of the program as each one is executed in turn.
Examples:
Java is an imperat...
When to use DataContract and DataMember attributes?
...ry confused about the DataContract attribute in WCF. As per my knowledge it is used for serializating user defined type like classes. I wrote one class which is exposed at client side like this.
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Unpacking array into separate variables in JavaScript
This is a simple problem, and I've done it before. I just can't remember how, or what exactly it was called.
7 Answers
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The difference between Classes, Objects, and Instances
...lues that is the type Y.
So that's what the term "instance" really means: it describes a relationship not a thing.
The type system of the Java programming language supports two kinds of types, primitive types and reference types. The reference types are further divided into the classes and array ...
How to kill all processes matching a name?
... I realize this doesn't adress the subject of this question, but it does demonstrate an alternate, and shorter, method of doing what you're trying to do.
– Tim Bielawa
Jun 17 '11 at 4:19
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Selecting multiple columns in a pandas dataframe
I have data in different columns but I don't know how to extract it to save it in another variable.
18 Answers
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Grunt watch error - Waiting…Fatal error: watch ENOSPC
Why do I get the Waiting...Fatal error: watch ENOSPC when I run the watch task ?
How do I solve this issue?
7 Answers
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How does virtual inheritance solve the “diamond” (multiple inheritance) ambiguity?
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You want: (Achievable with virtual inheritance)
A
/ \
B C
\ /
D
And not: (What happens without virtual inheritance)
A A
| |
B C
\ /
D
Virtual inheritance means that there will be only 1 instance of the base A ...
Read lines from a file into a Bash array [duplicate]
...ision based on comment from BinaryZebra's comment
and tested here. The addition of command eval allows for the expression to be kept in the present execution environment while the expressions before are only held for the duration of the eval.
Use $IFS that has no spaces\tabs, just newlines/CR
$ I...
How to detect Safari, Chrome, IE, Firefox and Opera browser?
...ts in checking the User agent string. This method is not reliable, because it's trivial to spoof this value.
I've written a method to detect browsers by duck-typing.
Only use the browser detection method if it's truly necessary, such as showing browser-specific instructions to install an extension. ...