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Explain the encapsulated anonymous function syntax
...ression:
(function foo() {
alert(2 + 2);
}());
The Parentheses (formally called the Grouping Operator) can surround only expressions, and a function expression is evaluated.
The two grammar productions can be ambiguous, and they can look exactly the same, for example:
function foo () {} // ...
How does Zalgo text work?
...d you can mix “combining above” and “combining below” marks.
The sample text in the question starts with:
LATIN CAPITAL LETTER H - H
COMBINING LATIN SMALL LETTER T - ͭ
COMBINING GREEK KORONIS - ̓
COMBINING COMMA ABOVE - ̓
COMBINING DOT ABOVE - &#...
How to detect if URL has changed after hash in JavaScript
...hange event on window.
In some old browsers, you need a timer that continually checks location.hash. If you're using jQuery, there is a plugin that does exactly that.
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Is there a vim command to relocate a tab?
How can I change the position / order of my current tab in Vim ? For example, if I want to reposition my current tab to be the first tab?
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How to get the second column from command output?
...
Or use sed & regex.
<some_command> | sed 's/^.* \(".*"$\)/\1/'
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Refresh a page using JavaScript or HTML [duplicate]
...ays get the versionnumber of the page as a string (ajax) at loading. for example: www.yoursite.com/page/about?getVer=1&__[date]
Compare it to the stored versionnumber (stored in cookie or localStorage) if user has visited the page once, otherwise store it directly.
If version is not the same as ...
selecting unique values from a column
...licates
BTW: using explicit column names in SELECT uses less resources in PHP when you're getting a large result from MySQL
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The type or namespace name 'Objects' does not exist in the namespace 'System.Data'
... Server to create an n-tier app. I am creating some base classes common to all my DAL components. In this base class, i want to handle the connection state of the ObjectContext base class inherited by entities object.
...
Loop through an array of strings in Bash?
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Note that the double quotes around "${arr[@]}" are really important. Without them, the for loop will break up the array by substrings separated by any spaces within the strings instead of by whole string elements within the array. ie: if you had declare -a arr=("element 1" "ele...
Fast Bitmap Blur For Android SDK
...ne 2) you need to load the full image wich is slower - use loading with inSampleSize and BitmapFactory.decodeResource(), which is far superior solution to this.
– Patrick Favre
May 24 '14 at 11:50
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