& ldquo; & quot; and & ldquo; NOT IN & ldquo; in CakePHP 3

This question already has an answer here: Access variables from parent scope in anonymous PHP function 1 answer There is an example in the Cookbook: $query = $cities->find() ->where(function ($exp, $q) { return $exp->notIn('country_id', ['AFG', '

Why does this closure not have the arguments I'm waiting for?

I have a SettingsViewController and have created a struct to define the information required for each setting. ///Represents a list of the options needed to populate a `SettingsTableViewCell` public struct Setting { ///The image to use for the icon v

The result of the call is unused

Right below the second comment, I receive an error of "Result of call to 'taskForDeleteMethod' is unused. Why is this when I use the results and error in the closure following the call? func deleteSession(_ completionHandlerForDeleteSession: @escapin

call a javascript function with multiple closures

function sum(a) { var sum = a function f(b) { sum += b return f } f.toString = function () { return sum } return f } var a = sum(0)(1)(2)(3)(4)(5); Can someone explain to me how does this code works? I really don't get how to call function with multi

Is this a good example of a Javascript closure?

I am going through a book on Javascript and tried one of its example of closure. function animateIt(id) { var elem= document.getElementById(id); var tick=0; var timer=setInterval(function() { if (tick<100) { elem.style.left = tick+"px"; elem.

Closures Can not access a function

I am trying to understand closures. In the code below, I create an instance of the constructor function Ninja and I call the instance kawazaki. I expected to be able to access the methods of Ninja. However, I am getting a TypeError: Object #<Ninja>

Quick closures - Make yourself as weak

I am trying to resolve a closure based strong reference cycle in Swift. In the code below, object is retained by the owning view controller. ProgressHUD is a UIView that's also retained by the owning view controller. ProgressHUD is leaked every time

Javascript define-then-call syntax

This question already has an answer here: Explain the encapsulated anonymous function syntax 8 answers Javascript anonymous function call [duplicate] 4 answers Very straight-forward, so the question is why (function(){ console.log('a'); }()); // 'a'

What is the problem with my closing?

let asdf = { println("df") for i in 1...10 { } } Can not convert expression's type '() -> () -> ST0' to type '() -> () -> ST0' What is the problem with upper closure. If I remove for loop it will work.Not sure why that syntax doesn't

Initializing Javascript Nested Functions

I have a javascript function which contains another javascript function inside (closure) function function1() { $("button").bind("click", function () { function2(); }); function function2() { // code }; }; My question: When i call func

Problems with Javascript closures and scope

Currently I've got the following: function bar() { // Do fancy D3 stuff here function update(source) { // Do fancy D3 update } } I call bar() on the click of a button, but I'm going to need to have access to update() (as well as passing that an argum

Access members in function / place them from outside

I would really like to do this: var Html = function() { alert('internal: ' + this.val); }; Html.val = "x"; alert('external: ' + Html.val); Html(); but it doesn't work. why? how can I get the function code to see values set after its creation? -

what is the effect of closing javascript

I'm learning javascript closure,I have read many examples about closure,but i still confused in why we must be use closure? here is an example i copied from "The Good Parts" var myObject = function(){ var value = 0; return { increment: function(

Emacs / Elisp / Closure / Toggle

I currently have the following: (defun my-hide-code () (interactive) (set-selective-display 2)) (defvar my-keys-minor-mode-map (make-keymap) "my-keys-minor-mode keymap.") (define-key my-keys-minor-mode-map (kbd "<f2>") 'my-hide-c

integrate the issue of function

for example: //global vars var g1,g2,g3; function a(p1,p2,p3){ //local vars var a1,a2,a3; return function(){ //an embed function, looks like dynamic defined at runtime } } var f1 = a(1,2,3) var f2 = a(4,5,6) f1() f2() my question is , is f1 and f2 po

PHP: Pass the anonymous function as an argument

Is it possible to pass an anonymous function as an argument, and have it execute immediately, thus passing the function's return value? function myFunction(Array $data){ print_r($data); } myFunction(function(){ $data = array( 'fruit' => 'apple', 'veg

MOOTOOLS variable reach

I'm using mootools: I can't figure out how to use a variable when using an addEvent. I want to use a for next loop to set values in a loop: for (x=0;x<num;x++){ var onclickText = 'function (){onclick="addPageMoveEvent('+x+'"); }'; $('pageNum'

Can not Access Objects in Associative Arrays Using jQuery

I am trying to create and array of objects so that I can access them in a for loop in jQuery and I know that this works in Actionscript so what I am trying to do is convert my current knowledge to jQuery that will work. Please have a look at this and

how to get the closure in Lua?

suppose i have a file name "test.lua" containing lines below: --[[ test.lua --]] local f = function() print"local function f in test.lua" end f_generate = function() local fun = loadstring(" f()") -- local env = getfenv(1) --

How is a closure different from a reminder?

I asked a question about callbacks and arrived at another question (see comment). How is a closure different from a callback?Check the introduction in this: http://jibbering.com/faq/faq_notes/closures.html. It can help you understand better how closu

Lambda closure or class level variable?

Just a general question about what the best practice is: public void Foo() { int x = 5; myControl.Click += (o, e) => { x = 6; }; } Notice, I'm using the x variable inside my lambda event handler. OR: public class Bar { private int x = 5; public void

BGGA closures as a solution to java?

Yesterday @headius / Charles Nutter came up with a very interesting idea on twitter: @danny_l Gafter made the same mistake; I don't mean a forked Java any more than Groovy is a fork. I want a "mostly Java" with closures. or the reply by @danny_l