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To ARC or not to ARC? What are the pros and cons? [closed]
... pointers to id (which you continue to need to perform KVO correctly). And blocks... well, block memory management is just weird.
So my point is that the underlying memory management is still important, but where I used to spend significant time stating and restating the rules for new programmers, ...
No Swipe Back when hiding Navigation Bar in UINavigationController
... Breaking the delegate was causing a rare and hard to identify main thread block. Turns out its not a main thread block but its what @HorseT described.
– Josh Bernfeld
Aug 7 '15 at 10:03
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What's the difference between deque and list STL containers?
...tainer stores its data in memory:
A vector is a single contiguous memory block.
A deque is a set of linked memory blocks, where more than one element is stored in each memory block.
A list is a set of elements dispersed in memory, i.e.: only one element is stored per memory "block".
Note that th...
How to identify platform/compiler from preprocessor macros?
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See: http://predef.sourceforge.net/index.php
This project provides a reasonably comprehensive listing of pre-defined #defines for many operating systems, compilers, language and platform standards, and standard libraries.
...
Nesting await in Parallel.ForEach
...hread for the duration of the async call.
You could “fix” that by blocking the ForEach() threads, but that defeats the whole point of async-await.
What you could do is to use TPL Dataflow instead of Parallel.ForEach(), which supports asynchronous Tasks well.
Specifically, your code could ...
Webrick as production server vs. Thin or Unicorn?
...e that has multiple components, and maybe one section is Rails, another is PHP, and rewrites are needed for both (i.e. rewrite old PHP paths to Rails)
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How to center an iframe horizontally?
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Add display:block; to your iframe css.
div, iframe {
width: 100px;
height: 50px;
margin: 0 auto;
background-color: #777;
}
iframe {
display: block;
border-style:none;
}
<div>div</div>
<iframe ...
What is the difference between ManualResetEvent and AutoResetEvent in .NET?
... Could you up-vote it now ? No one will practically do the second code block here, it's a matter of understanding the difference.
– vezenkov
Oct 13 '15 at 8:06
add a comme...
Which would be better for concurrent tasks on node.js? Fibers? Web-workers? or Threads?
...asynchronously. No state is shared. No locking problems exist. There is no blocking. There is no synchronization needed. Just like when you use a RESTful service from your Node program you don't worry that it is now "multithreaded" because the RESTful service is not in the same thread as your own ev...
Vertically centering Bootstrap modal window
...ble when you have bootstrap animations on). Be sure to set the display to "block" before positioning, otherwise $dialog.height() will be 0 and the modal will not be centered completely.
(function ($) {
"use strict";
function centerModal() {
$(this).css('display', 'block');
v...