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Finding sum of elements in Swift array
...array of integers in swift?
I have an array called multiples and I would like to know the sum of the multiples.
16 Answers
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string c_str() vs. data()
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Aaron McDaid
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answered Oct 11 '08 at 21:01
Scott LanghamScott L...
Is there replacement for cat on Windows
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Windows type command works similarly to UNIX cat.
Example 1:
type file1 file2 > file3
is equivalent of:
cat file1 file2 > file3
Example 2:
type *.vcf > all_in_one.vcf
This command will merge all the vcards into one.
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Should we @Override an interface's method implementation?
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You should use @Override whenever possible. It prevents simple mistakes from being made. Example:
class C {
@Override
public boolean equals(SomeClass obj){
// code ...
}
}
This doesn't compile because it doesn't properly override public boolean equals(Object obj).
The...
Type Checking: typeof, GetType, or is?
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All are different.
typeof takes a type name (which you specify at compile time).
GetType gets the runtime type of an instance.
is returns true if an instance is in the inheritance tree.
Example
class Animal { }
class Dog : Animal { }
void PrintType...
How can I know which radio button is selected via jQuery?
...ted radioName item of a form with id myForm:
$('input[name=radioName]:checked', '#myForm').val()
Here's an example:
$('#myForm input').on('change', function() {
alert($('input[name=radioName]:checked', '#myForm').val());
});
<script src="https://ajax.googleapis.com/ajax/libs/jquery...
Disable activity slide-in animation when launching new activity?
I have an activity which launches another activity, via a button click. By default, on newer OS versions of android, the OS will animate the new activity sliding in from right to left.
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Is there a way to include commas in CSV columns without breaking the formatting?
...Some people's name use commas, for example Joe Blow, CFA. This comma breaks the CSV format, since it's interpreted as a new column.
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Make a phone call programmatically
How can I make a phone call programmatically on iPhone? I tried the following code but nothing happened:
12 Answers
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How to uninstall npm modules in node js?
As commonly known, any npm module can be installed by running a simple command: npm install <module_name> .
21 Answe...