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How can I list all collections in the MongoDB shell?
In the MongoDB shell, how do I list all collections for the current database that I'm using?
22 Answers
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Android - Activity vs FragmentActivity? [duplicate]
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ianhanniballake is right. You can get all the functionality of Activity from FragmentActivity. In fact, FragmentActivity has more functionality.
Using FragmentActivity you can easily build tab and swap format. For each tab you can use...
How to reduce iOS AVPlayer start delay
Note, for the below question: All assets are local on the device -- no network streaming is taking place. The videos contain audio tracks.
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Do you use source control for your database items? [closed]
...your database under version control. Check the series of posts by K. Scott Allen.
When it comes to version control, the database is often a second or even third-class citizen. From what I've seen, teams that would never think of writing code without version control in a million years-- and right...
Heroku/GoDaddy: send naked domain to www [closed]
... at the bottom of the "Domain Information" section:
If you do this then all traffic to yourdomain.com will be routed to the Heroku app CNAME (which is the better approach).
One note, however, if you are on the Cedar stack then don't use proxy.heroku.com for the host of your www CNAME. Instead us...
Padding is invalid and cannot be removed?
...t are the same. The padding method even if not explicitly set should still allow for proper decryption/encryption (if not set they will be the same). However if you for some reason are using a different set of keys for decryption than used for encryption you will get this error:
Padding is inval...
iPhone app signing: A valid signing identity matching this profile could not be found in your keycha
...utton "Renew". After renewing and downloading updated provisioning profile all seems to work as expected, so problem is definitely solved :)
Update: you may have to contact Apple to get a "Renew"-button, or they removed it -- and the solution is to just download it and add it to the keychain, no ne...
Hidden Features of ASP.NET [closed]
...on most people don't know them. I am asking for features that are not typically taught by the text books.
53 Answers
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The executable gets signed with invalid entitlements in Xcode
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I grappled with this issue for an hour, and finally found a fix. Turned out the Development Team was different in ProjectTarget and ProjectTests.
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How to handle screen orientation change when progress dialog and background thread active?
...it pops up a progress dialog. The dialog is dismissed on the handler. This all works fine, except when screen orientation changes while the dialog is up (and the background thread is going). At this point the app either crashes, or deadlocks, or gets into a weird stage where the app does not work at...