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What methods of ‘clearfix’ can I use?

...rt for oldIE, the solution can be simplified to one css statement. Additionally, using display: block (instead of display: table) allows margins to collapse properly when elements with clearfix are siblings. .container::after { content: ""; display: block; clear: both; } This is the most mo...
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find -exec with multiple commands

...e? this is failing: find ./* -exec grep -v 'COLD,' {} \; -exec egrep -i "my_string" {} \; – rajeev Jan 22 '13 at 16:08 53 ...
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Permission denied (publickey) when deploying heroku code. fatal: The remote end hung up unexpectedly

...If you don't have a public key, Heroku will prompt you to add one automatically which works seamlessly. Just use: heroku keys:add To clear all your previous keys do : heroku keys:clear To display all your existing keys do : heroku keys EDIT: The above did not seem to work for me. I had me...
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How do you create a Swift Date object?

... dateFromString. If you wanted to return a nil on bad parses, you would ideally use a failible initializer; but you cannot do that now (June 2015), because of a limitation in Swift 1.2, so then you're next best choice is to use a class factory method. A more elaborate example, which addresses both ...
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...e) { try { IDictionary _SavedState = new Hashtable(); ServiceController service = new ServiceController(serviceName); string dispName = string.Empty; if (!ServiceIsExisted(serviceName, ref dispName...
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What is `params.require(:person).permit(:name, :age)` doing in Rails 4?

All the examples of strong parameters in Rails 4 docs use 2 Answers 2 ...
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Create directory if it does not exist

... What will -Force actually do? The documentation says "Forces this cmdlet to create an item that writes over an existing read-only item". Will it delete an existing folder? It should be clear in this answer. – Peter Mortensen...
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Reactjs convert html string to jsx

...se the dangerouslySetInnerHTML property: <td dangerouslySetInnerHTML={{__html: this.state.actions}} /> React forces this intentionally-cumbersome syntax so that you don't accidentally render text as HTML and introduce XSS bugs. ...
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Haml: Control whitespace around text

...t;a href='thing'>here</a>. precede: = precede '*' do %span.small Not really Produces: *<span class='small'>Not really</span> To answer the original question: I will first = succeed ',' do = link_to 'link somewhere', 'http://example.com' - if @condition then render...
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How to access app.config in a blueprint?

...horisation.py which in a package api. I am initializing the blueprint in __init__.py which is used in authorisation.py . ...