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Reusing output from last command in Bash
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Apparently there are good reasons to use $() instead of backticks. But probably nothing to lose sleep over. github.com/koalaman/shellcheck/wiki/SC2006
– Michael Crenshaw
Jan 2 at 15:58
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how to implement a pop up dialog box in iOS
... message:@"You must be connected to the internet to use this app."
delegate:nil
cancelButtonTitle:@"OK"
otherButtonTitles:nil];
[alert show];
[alert release];
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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...
How to send a custom http status message in node / express?
My node.js app is modeled like the express/examples/mvc app.
9 Answers
9
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OpenShift rhc setup using multiple accounts
...ions:
1) Use -l flag with every command to specify the login name OR
rhc app create <appname> <cartridge> [-l <login1/login2>]
2) Run "rhc setup -l LOGIN" between the sessions. Once done managing apps from one account you can end the session for it by running "rhc account logou...
iOS detect if user is on an iPad
I have an app that runs on the iPhone and iPod Touch, it can run on the Retina iPad and everything but there needs to be one adjustment. I need to detect if the current device is an iPad. What code can I use to detect if the user is using an iPad in my UIViewController and then change something ac...
Best way to show a loading/progress indicator?
What is the best way to show a loading spinner while the app is waiting for a response from the server?
5 Answers
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How do I get monitor resolution in Python?
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FYI, Windows DPI scaling still applies. This line will tell Windows you want the raw, unscaled resolution: "import ctypes; user32 = ctypes.windll.user32; user32.SetProcessDPIAware()". 1) Your answer should be top; good job. 2) My comment is Windows-speci...
Angular js init ng-model from default values
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This is a common mistake in new Angular applications. You don't want to write your values into your HTML on the server if you can avoid it. If fact, if you can get away from having your server render HTML entirely, all the better.
Ideally, you want to send out you...
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