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Using Auto Layout in UITableView for dynamic cell layouts & variable row heights

... view automatically asks each cell what height its contentView needs to be based on the known fixed width of the content view (which is based on the table view's width, minus any additional things like a section index or accessory view) and the auto layout constraints you have added to the cell's co...
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Do we still need end slashes in HTML5?

...re Void Elements so they do not need an end tag. Void elements area, base, br, col, command, embed, hr, img, input, keygen, link, meta, param, source, track, wbr ... Void elements only have a start tag; end tags must not be specified for void elements. W3C | WHATWG That being said it...
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What is the difference between google tag manager and google analytics?

...rts about activity on your site. GTM is a tag manager that can output tags based on defined rules. So for example, you can either implement your GA code on your site directly, or you can implement the GTM code and use GTM to output the GA code. The main benefit of GTM (or any tag manager worth an...
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Cleaner way to update nested structures

...tire data structure, according to some strategy (top-down, bottom-up), and based on rules that match against the value at some point in the structure. The classical example is transforming an AST for a language, perhaps to evaluate, simplify, or collect information. Kiama supports Rewriting, see the...
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How can I correctly prefix a word with “a” and “an”?

...p the empty prefix to avoid corner-cases. You can optimize your prefix database by discarding all those prefixes whose parent shares the same "a" or "an" annotation. When determining whether to use "A" or "AN" find the longest matching prefix, and follow its lead. If you didn't discard the empty pr...
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Select elements by attribute in CSS

... this is so cool knowing that you can select every attribute and attribute based on their value like href based on their values with CSS only.. Attributes selectors allows you play around some extra with id and class attributes Here is an awesome read on Attribute Selectors Fiddle a[href="ht...
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Can You Get A Users Local LAN IP Address Via JavaScript?

... note the createOffer api has switched to be based on Promise instead of successCallback and failCallback as params, so this may not work on newer versions, see: developer.mozilla.org/en-US/docs/Web/API/RTCPeerConnection/… – Dickeylth ...
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Get Month name from month number

... Returns the culture-specific abbreviated name of the specified month based on the culture associated with the current DateTimeFormatInfo object. string monthName = CultureInfo.CurrentCulture.DateTimeFormat.GetAbbreviatedMonthName(8) For Full Month Names : "August" DateTimeFormatInfo.Get...
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Convert Time from one time zone to another in Rails

...pull out will be in that time zone. If you need different time zones, say based on a user timezone you can change it with a before_filter in your controller. class ApplicationController < ActionController::Base before_filter :set_timezone def set_timezone Time.zone = current_user.time...
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C#: Abstract classes need to implement interfaces?

...de implementations of all members of the interfaces that are listed in the base class list of the class. However, an abstract class is permitted to map interface methods onto abstract methods." https://msdn.microsoft.com/en-us/library/Aa664595(v=VS.71).aspx ...