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Test if string is a guid without throwing exceptions?
...e-Screen:
10,000 good: 637,633 ticks
10,000 bad: 717,894 ticks
COM Interop CLSIDFromString
10,000 good: 126,120 ticks
10,000 bad: 23,134 ticks
COM Intertop (Fastest) Answer:
/// <summary>
/// Attempts to convert a string to a guid.
/// </summary>
/// <param ...
How to empty a Heroku database
...tabase with your seed data:
$ heroku run rake db:seed
---OR---
You can combine the last two (migrate & seed) into one action by executing this:
$ heroku run rake db:setup
Edit 2014-04-18: rake db:setup doesn't work with Rails 4, it fails with a Couldn't create database error.
Edit 2014-1...
Update a column value, replacing part of a string
...
Try using the REPLACE function:
mysql> SELECT REPLACE('www.mysql.com', 'w', 'Ww');
-> 'WwWwWw.mysql.com'
Note that it is case sensitive.
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Android Studio with Google Play Services
...uild.gradle file to look like this under dependencies:
dependencies {
compile 'com.google.android.gms:play-services:6.5.87'
}
And finally syncronise your project (the button to the left of the AVD manager).
Since version 6.5 you can include the complete library (very large) or just the m...
How to remove a Gitlab project?
...repositories in GitLab. One of those was for testing purposes and has some commits and branches. I want to delete or remove this repository. How can I do this?
...
Can you center a Button in RelativeLayout?
...it works for me:
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:background="#ff0000">
<Button
android:id="@+id/btn_mybutto...
Is there an easy way to request a URL in python and NOT follow redirects?
....
>>> import httplib
>>> conn = httplib.HTTPConnection("www.bogosoft.com")
>>> conn.request("GET", "")
>>> r1 = conn.getresponse()
>>> print r1.status, r1.reason
301 Moved Permanently
>>> print r1.getheader('Location')
http://www.bogosoft.com/ne...
What happens to my apps after my developer account membership expires? [closed]
...
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Best practices to handle routes for STI subclasses in rails
...
This is the simplest solution I was able to come up with with minimal side effect.
class Person < Contact
def self.model_name
Contact.model_name
end
end
Now url_for @person will map to contact_path as expected.
How it works: URL helpers rely on YourModel...