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What should I use Android AccountManager for?
...ncAdapter / ContentProvider:
AccountManager gives users a central point (Settings > Accounts) to define their credentials
Android decides when synchronization can be done via SyncAdapter. This can be good to optimize battery (no sync is done when network is down, for instance)
ContentProvider i...
What does git push -u mean?
...e will be pulling from, e.g. your GitHub repo. The -u option automatically sets that upstream for you, linking your repo to a central one. That way, in the future, Git "knows" where you want to push to and where you want to pull from, so you can use git pull or git push without arguments. A little b...
Automatic creation date for Django model form objects?
What's the best way to set a creation date for an object automatically, and also a field that will record when the object was last updated?
...
What does -XX:MaxPermSize do?
...arguments.
Update : Starting with Java 8, both the permgen space and this setting are gone. The memory model used for loaded classes and methods is different and isn't limited (with default settings). You should not see this error any more.
...
How to properly handle a gzipped page when using curl?
...
curl will automatically decompress the response if you set the --compressed flag:
curl --compressed "http://example.com"
--compressed
(HTTP) Request a compressed response using one of the algorithms libcurl supports, and save the uncompressed document. If this option ...
Why is my xlabel cut off in my matplotlib plot?
I am plotting a dataset using matplotlib where I have an xlabel that is quite "tall" (it's a formula rendered in TeX that contains a fraction and is therefore has the height equivalent of a couple of lines of text).
...
How to create a date and time picker in Android? [closed]
...yout_height="0dp" />
<Button
android:id="@+id/date_time_set"
android:layout_weight="1"
android:layout_width="match_parent"
android:text="Set"
android:layout_height="0dp" />
</LinearLayout>
The code:
final View dialogView = View.inflate(...
Is it possible to register a http+domain-based URL Scheme for iPhone apps, like YouTube and Maps?
...ne/iPod Touch
Check for an appInstalled cookie
If the cookie exists and is set to true, set window.location to your-uri:// (or do the redirect server side)
If the cookie doesn't exist, open a "Did you know Your Site Name has an iPhone application?" modal with a "Yep, I've already got it", "Nope, but...
UITableView is starting with an offset in iOS 7
... extended edges> Under top bars to remove the top UITableView content inset
– Emel Elias
Mar 19 '14 at 7:37
...
Is Hash Rocket deprecated?
...ticular:
You must use the rocket for symbols that are not valid labels: :$set => x is valid but $set: x is not. In Ruby 2.2+ you can get around this problem with quotes: '$set': x will do The Right Thing.
You must use the rocket if you use keys in your Hashes that aren't symbols, such as string...