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Nested classes' scope?
...var. So if you rebind the name Outer to a new object, Inner.inner_var will start returning that new object.
– Felipe
Nov 20 '14 at 13:44
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Should I declare Jackson's ObjectMapper as a static field?
...e application. When putting ObjectMapper as static final class attribute I started facing PermGen issues. Would anyone care to explain probable causes? I was using jackson-databind version 2.4.1.
– Alejo Ceballos
Aug 17 '15 at 16:01
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Does ARC support dispatch queues?
...nnot) use dispatch_retain or dispatch_release if ARC is enabled.
Details
Starting in the iOS 6.0 SDK and the Mac OS X 10.8 SDK, every dispatch object (including a dispatch_queue_t) is also an Objective-C object. This is documented in the <os/object.h> header file:
* By default, libSystem ...
How to 'minify' Javascript code
...e it easier.
Original Code
When you write a function you have an idea, start to write stuff and sometimes you end up with something like the following code.The code works.Now most people stop thinking and add this to a minifier and publish it.
function myFunction(myNumber){
var myArray = n...
Displaying the build date
...a .NET Core issue. See my answer below about new build parameter defaults starting with Visual Studio 15.4.
– Tom
Feb 14 '18 at 17:34
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sho...
Convert UTC to local time in Rails 3
...
That's a start. How can I set the current time zone (since I'm not even sure where the app will be hosted, the server could be in a different timezone then what should be used).
– Marc-André Lafortune
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CruiseControl [.Net] vs TeamCity for continuous integration?
...quite good but I don't see a compelling reason for me to switch. If I were starting a new project I might give it a try, but TeamCity has done a great job of making the simple things simple while making the complex quite painless.
Edit:
We just upgraded to TeamCity 5.0 a few weeks ago and it was an...
Does BroadcastReceiver.onReceive always run in the UI thread?
...ple:
HandlerThread handlerThread = new HandlerThread("ht");
handlerThread.start();
Looper looper = handlerThread.getLooper();
Handler handler = new Handler(looper);
context.registerReceiver(receiver, filter, null, handler); // Will not run on main thread
Details here & here.
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What is an idiomatic way of representing enums in Go?
... language like Java or Python?
A very simple way to create an object that starts to look and feel like a string enum in Python would be:
package main
import (
"fmt"
)
var Colors = newColorRegistry()
func newColorRegistry() *colorRegistry {
return &colorRegistry{
Red: "red"...
What happens with constraints when a view is removed
...] will NOT clear any constraints relating to A and C, and auto layout will start throwing exceptions, because those constraints no longer relate to views in the same hierarchy.
You will need to call [C removeFromSuperview] explicitly to remove the constraints, before adding C to B.
This is true on...