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How to use MDC with thread pools?
...ow it; and
Minimizes changes to how you use thread pools (e.g. subclassing Callable with MyCallable everywhere, or similar ugliness).
Here's a solution that I use that meets these three needs. Code should be self-explanatory.
(As a side note, this executor can be created and fed to Guava's MoreEx...
What's the difference between => , ()=>, and Unit=>
...
Call-by-Name: => Type
The => Type notation stands for call-by-name, which is one of the many ways parameters can be passed. If you aren't familiar with them, I recommend taking some time to read that wikipedia article,...
How to upload files to server using JSP/Servlet?
...rt request.", e);
}
// ...
}
It's very important that you don't call getParameter(), getParameterMap(), getParameterValues(), getInputStream(), getReader(), etc on the same request beforehand. Otherwise the servlet container will read and parse the request body and thus Apache Commons Fil...
Fastest Way to Serve a File Using PHP
...nx).
Apache
Under apache if you use mod_php you need to install a module called mod_xsendfile then configure it (either in apache config or .htaccess if you allow it)
XSendFile on
XSendFilePath /home/www/example.com/htdocs/files/
With this module the file path could either be absolute or relati...
Is JSON Hijacking still an issue in modern browsers?
....addEventListener('click', toggleCapture);
toggleCapture();
[].forEach.call(document.body.querySelectorAll('input[type="button"]'), function(el) {
el.addEventListener('click', function() {
document.querySelector('textarea').innerHTML = 'Safe.';
eval(this.value);
});
...
Android - how do I investigate an ANR?
...thread
State of thread
running - executing application code
sleeping - called Thread.sleep()
monitor - waiting to acquire a monitor lock
wait - in Object.wait()
native - executing native code
vmwait - waiting on a VM resource
zombie - thread is in the process of dying
init - thread is initi...
Custom dealloc and ARC (Objective-C)
...
When using ARC, you simply do not call [super dealloc] explicitly - the compiler handles it for you (as described in the Clang LLVM ARC document, chapter 7.1.2):
- (void) dealloc
{
[observer unregisterObject:self];
// [super dealloc]; //(provided by ...
angularJS: How to call child scope function in parent scope
How can call a method defined in child scope from its parent scope?
4 Answers
4
...
What's the best way to share data between activities?
...onContext();
String data = app.getData();
Static fields
The idea is basically the same as the singleton, but in this case you provide static access to the data:
public class DataHolder {
private static String data;
public static String getData() {return data;}
public static void setData(St...
Call Go functions from C
...
You can call Go code from C. it is a confusing proposition though.
The process is outlined in the blog post you linked to. But I can see how that isn't very helpful. Here is a short snippet without any unnecessary bits. It should m...