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What does yield mean in PHP?

... What is yield? The yield keyword returns data from a generator function: The heart of a generator function is the yield keyword. In its simplest form, a yield statement looks much like a return statement, except that instead of stopping execution of the function and ...
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How to print a list of symbols exported from a dynamic library

...elf to the requested “a simple way to list the symbols that are exported from a dylib file”. “nm -gU ….dylib” is, however. – Slipp D. Thompson Apr 27 '16 at 4:32 ad...
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JavaScript function similar to Python range()

... For a very simple range in ES6: let range = n => Array.from(Array(n).keys()) From bigOmega's comment, this can be shortened using Spread syntax: let range = n => [...Array(n).keys()] share ...
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Simulate limited bandwidth from within Chrome?

Is there a way I can simulate various connection speeds from within Chrome? 13 Answers ...
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Converting NSString to NSDate (and back again)

...at to match our input string // if the format doesn't match you'll get nil from your string, so be careful dateFormatter.dateFormat = "dd-MM-yyyy" //`date(from:)` returns an optional so make sure you unwrap when using. var dateFromString: Date? = dateFormatter.date(from: dateString) Date to Stri...
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How to subtract 2 hours from user's local time?

... Subtract from another date object var d = new Date(); d.setHours(d.getHours() - 2); Complete reference list for Date object share | ...
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Why does an SSH remote command get fewer environment variables then when run manually? [closed]

...hell is either a login shell or an interactive shell. Description follows, from man bash: A login shell is one whose first character of argument zero is a -, or one started with the --login option. An interactive shell is one started without non-option argument...
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How to remove a key from HashMap while iterating over it? [duplicate]

...r) the iteration loop. If it's the latter, make sure to get a new iterator from the entry set before doing any iteration on the map, as any previous iterator will yield undefined results. – user711807 Oct 2 '12 at 6:34 ...
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Remove the image from a imageview Android [duplicate]

... Are you calling this from the main (UI) Thread? – tristan2468 Feb 23 '15 at 14:38 1 ...
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How to return value from an asynchronous callback function? [duplicate]

... This is impossible as you cannot return from an asynchronous call inside a synchronous method. In this case you need to pass a callback to foo that will receive the return value function foo(address, fn){ geocoder.geocode( { 'address': address}, function(result...