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postgres: upgrade a user to be a superuser?
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SELECT rolname, rolsuper FROM pg_roles; to @masterweily
– caulfield
May 30 '13 at 11:44
6
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URLs: Dash vs. Underscore [closed]
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also worth noting that underscored_text is selectable as a whole by double clicking in some devices and long-pressing on mobiles, whereas with dash-separated-text the same actions select each separated word. Think about if a user would ever try to copy out something f...
SQL Server add auto increment primary key to existing table
... tablename, and tablekey ):
UPDATE x
SET x.<Id> = x.New_Id
FROM (
SELECT <Id>, ROW_NUMBER() OVER (ORDER BY <tablekey>) AS New_Id
FROM <tablename>
) x
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How to upgrade all Python packages with pip?
... install pip-review
$ py -3 -m pip_review --local --interactive
You can select 'a' to upgrade all packages; if one upgrade fails, run it again and it continues at the next one.
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How to automatically remove trailing whitespace in Visual Studio 2008?
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You can do this easily with these three actions:
Ctrl + A (select all text)
Edit -> Advanced -> Delete Horizontal Whitespace
Edit -> Advanced -> Format Selection
Wait a few seconds and done.
It's Ctrl + Z'able in case something went wrong.
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How can a LEFT OUTER JOIN return more records than exist in the left table?
...FT table, then you have no need to perform a JOIN at all and can just do a SELECT directly from the LEFT table.
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File input 'accept' attribute - is it useful?
...PDF, and EPS files, but accept='.jpg,.png,.gif,.pdf,.eps' didn't allow any selection. I tried many variations - space delimited, no dot characters, etc., but no dice in Chrome v20, so I ended up using the mime types and it worked great: accept='image/jpeg,image/gif,image/png,application/pdf,image/x-...
Error: “The sandbox is not in sync with the Podfile.lock…” after installing RestKit with cocoapods
...hat by updating CocoaPods.
I. Project Cleanup
In the project navigator, select your project
Select your target
Remove all libPods*.a in Build Phases > Link Binary With Libraries
II. Update CocoaPods
Launch Terminal and go to your project directory.
Update CocoaPods using the command pod in...
Where is Android Studio layout preview?
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Select MainActivity.java file from the left pane, as shown in the red colored rectangle.
Left click the XML Tag icon as shown in the red colored circle.
Select the "activity_main.xml(layout)" option shown highlighted in the b...
How do you install an APK file in the Android emulator?
... find sdk path in your mac system, do the following steps: Open finder->select Go option on top menu -> select Go to Folder option -> it will popup a window with a textfield: /Users/your_system_username/Library/Android/sdk/ -> now open platform-tools folder and paste your copied .apk fi...