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Environment variables in Mac OS X
...ATH $PATH
Environment variables are not automatically updated in running applications. You will need to relaunch applications to get the updated environment variables (although you can just set variables in your shell, e.g. PATH=whatever:you:want; there's no need to relaunch the terminal).
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I need to securely store a username and password in Python, what are my options?
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Simple usage:
import keyring
# the service is just a namespace for your app
service_id = 'IM_YOUR_APP!'
keyring.set_password(service_id, 'dustin', 'my secret password')
password = keyring.get_password(service_id, 'dustin') # retrieve password
Usage if you want to store the username on the keyr...
Proper way to return JSON using node or Express
...(anObject, null, 3)
It's important that you set the Content-Type header to application/json, too.
var http = require('http');
var app = http.createServer(function(req,res){
res.setHeader('Content-Type', 'application/json');
res.end(JSON.stringify({ a: 1 }));
});
app.listen(3000);
// > {...
How to copy text programmatically in my Android app?
I'm building an Android app and I want to copy the text value of an EditText widget. It's possible for the user to press Menu+A then Menu+C to copy the value, but how would I do this programmatically?
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Push Notifications in Android Platform
I am looking to write an app that receives pushed alerts from a server. I found a couple of methods to do this.
20 Answer...
What is SaaS, PaaS and IaaS? With examples
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Examples: AWS Elastic Beanstalk, Windows Azure, Heroku, Force.com, Google App Engine, Apache Stratos.
While in SaaS (Software as a Service) model you are provided with access to application software often referred to as "on-demand software". You don't have to worry about the installation, setup and...
Can't stop rails server
...re out.
Updated answer:
You can use killall -9 rails to kill all running apps with "rails" in the name.
killall -9 rails
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Can I run multiple versions of Google Chrome on the same machine? (Mac or Windows)
...e the name of the directory:
Must start and end with a number. A dot may appear in between.
The numbers do not necessarily have to match the real version number (though it's convenient to use real version numbers...).
Regarding configuration: All preferences can be set at
chrome:...
iOS 6: How do I restrict some views to portrait and allow others to rotate?
I have an iPhone app that uses a UINavigationController to present a drill-down interface: First one view, then another, up to four levels deep. I want the first three views restricted to portrait orientation and only the last view should be allowed to rotate to landscape. When returning from the ...
javascript node.js next()
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This appears to be a variable naming convention in Node.js control-flow code, where a reference to the next function to execute is given to a callback for it to kick-off when it's done.
See, for example, the code samples here:
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