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How to get the class of the clicked element?
...ar myClasses = this.classList;
alert(myClasses.length + " " + myClasses[0]);
});
You can emulate classList in older browsers using myClass.split(/\s+/);
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Java SafeVarargs annotation, does a standard or best practice exist?
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edited Dec 11 '18 at 13:30
Blake
58344 silver badges1717 bronze badges
answered Jan 10 '13 at 6:43
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Output array to CSV in Ruby
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330
To a file:
require 'csv'
CSV.open("myfile.csv", "w") do |csv|
csv << ["row", "of", "CSV...
(Built-in) way in JavaScript to check if a string is a valid number
...xamples
isNaN(123) // false
isNaN('123') // false
isNaN('1e10000') // false (This translates to Infinity, which is a number)
isNaN('foo') // true
isNaN('10px') // true
Of course, you can negate this if you need to. For example, to implement the IsNumeric example you gav...
Best content type to serve JSONP?
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answered Sep 21 '08 at 16:06
John MillikinJohn Millikin
178k3636 gold badges199199 silver badges215215 bronze badges
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Can JSON start with “[”?
...iteral names.
A JSON text is a serialized object or array.
Update (2014)
As of March 2014, there is a new JSON RFC (7159) that modifies the definition slightly (see pages 4/5).
The definition per RFC 4627 was: JSON-text = object / array
This has been changed in RFC 7159 to: JSON-text = ws ...
compilation warning: no rule to process file for architecture i386
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30
Because this is the list of source files that will be compiled, and normally you have already included <file>.h inside your <file&g...
Assign output of a program to a variable using a MS batch file
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One way is:
application arg0 arg1 > temp.txt
set /p VAR=<temp.txt
Another is:
for /f %%i in ('application arg0 arg1') do set VAR=%%i
Note that the first % in %%i is used to escape the % after it and is needed when using the above code in a b...
Force Git to always choose the newer version during a merge?
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190
It is not exactly the "newer" version, but you can tell git to always prefer the version on the ...
“ArrayAdapter requires the resource ID to be a TextView” xml problems
...earLayout, RelativeLayout etc!), something like this:
<?xml version="1.0" encoding="utf-8"?>
<TextView xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
// other attributes of the TextView
/>
...