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Shall we always use [unowned self] inside closure in Swift
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weak references are also set to nil when the object is deallocated. unowned references are not.
– BergQuester
Nov 2 '17 at 16:16
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Parse JSON String into a Particular Object Prototype in JavaScript
...a":1}') to create a plain object.
Use one of the standardized functions to set the prototype:
Object.assign(new Foo, { a: 1 })
Object.setPrototypeOf({ a: 1 }, Foo.prototype)
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Format Instant to String
...rint a date because date always printed for concrete time zone.
You should set time zone to formatter and all will be fine, like this :
Instant instant = Instant.ofEpochMilli(92554380000L);
DateTimeFormatter formatter = DateTimeFormatter.ofLocalizedDateTime(FormatStyle.SHORT).withLocale(Locale.UK)....
Sorting a vector of custom objects
...similar, but needed an instance of Compare, e.g. when instantiating a std::set ?
– azrdev
Mar 28 '18 at 13:56
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Select all contents of textbox when it receives focus (Vanilla JS or jQuery)
... I was able to somewhat get around the issue raised by enigment by setting a global variable doMouseUp to false, during the onMouseDown event, if this != document.activeElement. Then, during onMouseUp, reset doMouseUp to true and return the doMouseUp value before you reset it. This is gettin...
Detecting design mode from a Control's constructor
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Which isn't set when the constructor runs, aka the initial issue of the OP. The first moment you can use it is in OnHandleCreated.
– Ray
Sep 14 '17 at 17:59
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Change a Django form field to a hidden field
... on 1.7 use this syntax : hidden_field_name = forms.CharField(label='reset', max_length=256, widget=forms.HiddenInput()) where the key is the newer widget syntax on the end. Tweak for your needs.
– Marc
Oct 31 '14 at 22:27
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Best dynamic JavaScript/JQuery Grid [closed]
...dding data is really easy. Also you can make every column sortable just by setting a flag. My requirements list was really big. But few thing I build myself and for few cases I'm using jQuery Grid. It got cool and easy API also. At this point of time i'm happy with jQuery Grid. Its good.
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How to get JS variable to retain value after page refresh? [duplicate]
Is it possible to permanently change a javascript variable? As in, if I set the variable X and make that equal to 1. Then onClick of a button change that variable to 2. How can I get that variable to stay at 2 on refresh of the page?
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Function vs. Stored Procedure in SQL Server
... if it returns a scalar value or can be joined upon if it returns a result set.
A point worth noting from comments, which summarize the answer. Thanks to @Sean K Anderson:
Functions follow the computer-science definition in that they MUST return a value and cannot alter the data they receive as...