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How to combine class and ID in CSS selector?

...ndClass /* ditto */ and, per your example: div#content.sectionA Edit, 4 years later: Since this is super old and people keep finding it: don't use the tagNames in your selectors. #content.myClass is faster than div#content.myClass because the tagName adds a filtering step that you don't need. U...
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@ variables in Ruby on Rails

... 437 title is a local variable. They only exists within its scope (current block) @title is an ins...
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Adjust width and height of iframe to fit with content in it

... Kodos Johnson 5,61755 gold badges2828 silver badges4848 bronze badges answered May 4 '09 at 9:33 AhmyAhmy 4,92877 gold badges3636...
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What is the difference between 'typedef' and 'using' in C++11?

... All standard references below refers to N4659: March 2017 post-Kona working draft/C++17 DIS. Typedef declarations can, whereas alias declarations cannot, be used as initialization statements But, with the first two non-template examples, are there any other subtle...
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MYSQL import data from csv using LOAD DATA INFILE

...ED BY '"' LINES TERMINATED BY '\r\n' IGNORE 1 LINES (col1, col2, col3, col4, col5...); For MySQL 8.0 users: Using the LOCAL keyword hold security risks and as of MySQL 8.0 the LOCAL capability is set to False by default. You might see the error: ERROR 1148: The used command is not allowed wi...
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How do you add an action to a button programmatically in xcode

... Try this: Swift 4 myButton.addTarget(self, action: #selector(myAction), for: .touchUpInside) Objective-C [myButton addTarget:self action:@selector(myAction) forControlEvents:UIContr...
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Handling Dialogs in WPF with MVVM

... | edited Feb 27 '14 at 4:30 answered May 8 '09 at 16:36 ...
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Python concatenate text files

...d Nov 28 '12 at 19:57 inspectorG4dgetinspectorG4dget 90.9k2121 gold badges116116 silver badges215215 bronze badges ...
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In a Bash script, how can I exit the entire script if a certain condition occurs?

... 840 Try this statement: exit 1 Replace 1 with appropriate error codes. See also Exit Codes With ...
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tag in Twitter Bootstrap not functioning correctly?

... 140 the css property of <hr> are : hr { -moz-border-bottom-colors: none; -moz-border-ima...