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Cocoa Core Data efficient way to count entities
... the total number of instances of an entity in Core Data:
let context = (UIApplication.sharedApplication().delegate as! AppDelegate).managedObjectContext
let fetchRequest = NSFetchRequest(entityName: "MyEntity")
let count = context.countForFetchRequest(fetchRequest, error: nil)
I tested this in the...
Is there some way to PUSH data from web server to browser?
...otifications so be aware of the performance implications when writing your app.
http://en.wikipedia.org/wiki/Comet_(programming)
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Why am I getting error for apple-touch-icon-precomposed.png
...
I guess apple devices make those requests if the device owner adds the site to it. This is the equivalent of the favicon. To resolve, add 2 100×100 png files, save it as apple-touch-icon-precomposed.png and apple-touch-icon.png and ...
Process.start: how to get the output?
I would like to run an external command line program from my Mono/.NET app.
For example, I would like to run mencoder . Is it possible:
...
AsyncTask Android example
...class edited below with all suggestions to save confusion.
import android.app.Activity;
import android.os.AsyncTask;
import android.os.Bundle;
import android.provider.Settings.System;
import android.view.View;
import android.widget.Button;
import android.widget.TextView;
import android.view.View.On...
How do I tell CPAN to install all dependencies?
...atest answer to this question is to use cpanm instead (also referred to as App::cpanminus or cpanminus)!
DESCRIPTION
cpanminus is a script to get, unpack, build and install modules from
CPAN and does nothing else.
It's dependency free (can bootstrap
itself), requires zero configu...
How to make links in a TextView clickable?
...<a> tags in the string
// resource. By default these links will appear but not
// respond to user input. To make them active, you need to
// call setMovementMethod() on the TextView object.
TextView t2 = (TextView) findViewById(R.id.text2);
t2.setMovementMethod(LinkMovem...
How to locate the git config file in Mac [duplicate]
...ou can simply open a terminal and execute git config, which will write the appropriate changes to this file. You shouldn't need to manually tweak .gitconfig, unless you particularly want to.
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Best architectural approaches for building iOS networking applications (REST clients)
...ess I'm still confused. What is the best architecture for an iOS networked application? I mean basic abstract framework, patterns, which will fit every networking application whether it is a small app which only have a few server requests or a complex REST client. Apple recommends to use MVC as a ...
Calling JMX MBean method from a shell script
...
curl -s -X POST --user 'myuser:mypass'
--data "action=invokeOp&name=App:service=ThisServiceOp&methodIndex=3&arg0=value1&arg1=value1&submit=Invoke"
http://yourhost.domain.com/jmx-console/HtmlAdaptor
Beware: the method index may change with changes to the software. And the i...