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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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JavaScript: filter() for Objects

...rible things will happen to your code. Things will break. You're extending all object types, including object literals. Here's a quick example you can try: // Extend Object.prototype Object.prototype.extended = "I'm everywhere!"; // See the result alert( {}.extended ); // "I'm ev...
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Disable Browser Link - which toolbar

...olbar, but that toolbar doesn't show up in my visual studio. I've enabled all the debug toolbars but still no browser link button. ...
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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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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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Is there any overhead to declaring a variable within a loop? (C++)

... Stack space for local variables is usually allocated in function scope. So no stack pointer adjustment happens inside the loop, just assigning 4 to var. Therefore these two snippets have the same overhead. ...
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Google Espresso or Robotium [closed]

..., but also cause tests to run slower than necessary. API. Espresso has a small, well-defined and predictable API, which is open to customization. You tell the framework how to locate a UI element using standard hamcrest matchers and then instruct it to either perform an action or check an assertion ...
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Remove all the children DOM elements in div

...by references from other JS objects. For example: a gfx surface references all its children, a group references all its children too, and so on. Deleting just DOM nodes is not enough. – Eugene Lazutkin Jul 2 '13 at 22:16 ...
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How to draw a line in android

...rself just simple and clean add the line in xml. <View android:layout_width="match_parent" android:layout_height="1dp" android:background="@android:color/black" /> The example code I provided will generate a line that fills the screen in width and has a height of one dp. If you have ...
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Android Writing Logs to text File

... code of Mine but then this method creates file but contains nothing. Basically I want to read previous contents of the file and then append my data with the existing content. ...