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Which version of PostgreSQL am I running?
...n't install it myself. I access the databases using Navicat or phpPgAdmin (if that helps). I also don't have shell access to the server running the database.
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How do I force a DIV block to extend to the bottom of a page even if it has no content?
... to stretch all the way to the bottom of the page but it's only stretching if there's content to display. The reason I want to do this is so the vertical border still appears down the page even if there isn't any content to display.
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How to stop a PowerShell script on the first error?
... after every EXE invocation, check that against the expected exit code and if that test indicates failure, you have to throw to terminate execution of the script e.g. throw "$exe failed with exit code $LastExitCode" where $exe is just the path to the EXE.
– Keith Hill
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Understanding Spring @Autowired usage
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The @Autowired annotation tells Spring where an injection needs to occur. If you put it on a method setMovieFinder it understands (by the prefix set + the @Autowired annotation) that a bean needs to be injected. In the second scan, Spring searches for a bean of type MovieFinder, and if it finds suc...
What is the correct way to check for string equality in JavaScript?
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always Until you fully understand the differences and implications of using the == and === operators, use the === operator since it will save you from obscure (non-obvious) bugs and WTFs. The "regular" == operator can have very unexpected results due to the type-...
Android - get children inside a View?
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If you not only want to get all direct children but all children's children and so on, you have to do it recursively:
private ArrayList<View> getAllChildren(View v) {
if (!(v instanceof ViewGroup)) {
Array...
Should I commit or rollback a read transaction?
I have a read query that I execute within a transaction so that I can specify the isolation level. Once the query is complete, what should I do?
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Resize UIImage by keeping Aspect ratio and width
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The method of Srikar works very well, if you know both height and width of your new Size.
If you for example know only the width you want to scale to and don't care about the height you first have to calculate the scale factor of the height.
+(UIImage*)imageWith...
ViewModel Best Practices
...but I'm curious about some of the conventions (I'm new to the MVC pattern, if it wasn't already obvious).
11 Answers
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Should commit messages be written in present or past tense? [closed]
...other verbs writing them as a command seems more natural, and works better if you have a specific goal up-front—you can literally write the commit summary along with up-front tests before the work is done.
I don't put a huge amount of weight on it, but for me this is the path of least resistance ...