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Why extend the Android Application class?
... the entire Application regardless of
the Activity the user is using,
An example is that a user might need to access a variable that holds his
personnel information (e.g. name) that has to be accessed across the
Application,
We can use SQLite but creating a Cursor and closing it again and
again is n...
Rails 4 - passing variable to partial
I am following the Ruby on Rails tutorial and have come across a problem while trying to pass variables to partials.
7 Answ...
What does “./bin/www” do in Express 4.x?
.... Those middleware you specified are bundled together with Express 3.0.
Example:
var express = require('express');
var routes = require('./routes');
var user = require('./routes/user');
var http = require('http');
var path = require('path');
var app = express();
// all environments
app.set('port...
Centering a background image, using CSS
...
screenshot - imagevat.com/picview.php?ig=6179 I am not sure how to upload images to jsfiddle, if you can help me out there jsfiddle.net/yWrQP
– X10nD
Apr 15 '10 at 7:52
...
Escape a string for a sed replace pattern
... a more in-depth answer, see this SO-question instead. (Thanks, Ed Morton & Niklas Peter)
Note that escaping everything is a bad idea. Sed needs many characters to be escaped to get their special meaning. For example, if you escape a digit in the replacement string, it will turn in to a backref...
Fade/dissolve when changing UIImageView's image
...:nil];
view1.hidden = YES;
view2.hidden = NO;
See the View Transitions example project from Apple: https://developer.apple.com/library/content/samplecode/ViewTransitions/Introduction/Intro.html#//apple_ref/doc/uid/DTS40007411
...
Why does Google +1 record my mouse movements? [closed]
...
Isn't Math.random() seeded from the current timestamp? If so, with a widely deployed button like this, you'd expect a lot of collisions. Might explain the extra efforts.
– Yahel
Jul 24 '11 at 3:12
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Should I use the datetime or timestamp data type in MySQL?
...my_datetime)") when you query the record if you want to operate on it with PHP.
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Log exception with traceback
..., prepended with a message.
import logging
LOG_FILENAME = '/tmp/logging_example.out'
logging.basicConfig(filename=LOG_FILENAME, level=logging.DEBUG)
logging.debug('This message should go to the log file')
try:
run_my_stuff()
except:
logging.exception('Got exception on main handler')
r...
Determine project root from a running node.js application
...require('path');
var appDir = path.dirname(require.main.filename);
Pros & Cons
This will work great most of the time, but if you're running your app with a launcher like pm2 or running mocha tests, this method will fail.
global.X
Node has a a global namespace object called global — anythi...