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Call Go functions from C

...me progress info to the user whenever it gets called. Since it has a well known signature, we can assign it its own type: type ProgressHandler func(current, total uint64, userdata interface{}) int This handler takes some progress info (current number of files received and total number of files) a...
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Make Vim show ALL white spaces as a character

...l, in combination with :set listchars=... display invisible characters. Now, there isn't an explicit option which you can use to show whitespace, but in listchars, you could set a character to show for everything BUT whitespace. For example, mine looks like this :set listchars=eol:$,tab:>-,tr...
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jQuery: Get height of hidden element in jQuery

...eed to get height of an element that is within a div that is hidden. Right now I show the div, get the height, and hide the parent div. This seems a bit silly. Is there a better way? ...
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Can you autoplay HTML5 videos on the iPad?

... We (sleep.fm) figured out a way to keep phone awake while app is open but now with iOS 6.1 the alarm audio wont play. It worked fine in iOS 6.0. Is there a work around? – chaser7016 Jan 31 '13 at 3:22 ...
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How to create a directory using nerdtree

...s 'm'; you should see a menu at the bottom. Type in 'a' for add childnode. Now input the directory you want to create, making sure to add a '/' at the end, otherwise the script would create a file. AFAIK NERDTree cannot create parent directories like 'mkdir -p' does. ...
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Optional Methods in Java Interface

...fiableList, and ModifiableMap. What was previously a simple hierarchy is now a messy heterarchy. Also, you need a new Iterator interface for use with unmodifiable Collections, that does not contain the remove operation. Now can you do away with UnsupportedOperationException? Unfortunately ...
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How can I get the font size and font name of a UILabel?

...a UILabel which I set a font size and a font name with Interface Builder. Now I have to read the values of both in my ViewController. ...
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How can I check if the current date/time is past a set date/time?

...r, if you are using UTC dates (as you should), prefer to use new DateTime("now", new DateTimeZone('UTC')). This will prevent your app from misunderstandable bugs in dates. i advise you to store it in a function static variable, a class static or somewhere else in your running process... ...
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Ternary operator in AngularJS templates

... Update: Angular 1.1.5 added a ternary operator, so now we can simply write <li ng-class="$first ? 'firstRow' : 'nonFirstRow'"> If you are using an earlier version of Angular, your two choices are: (condition && result_if_true || !condition && resu...
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Why does ('0' ? 'a' : 'b') behave different than ('0' == true ? 'a' : 'b') [duplicate]

...the empty String (its length is zero); otherwise the result is true. Now to '0' == true. Two type conversions will take place here. We can follow this in the specification, section 11.9.3, The Abstract Equality Comparison Algorithm. The operands are denoted as x and y (x == y). In our case...