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Use IntelliJ to generate class diagram
...ow do I get IntelliJ 10.5 (on the Mac) to generate a class diagram showing all of the classes in my project? I'm sure I'm overlooking something obvious, but I can only get the "Show Diagram" feature to show one class at a time. (I also figured out how to add additional classes, but again, only one...
How is the AND/OR operator represented as in Regular Expressions?
...now try to match the string given by the user with the following, automatically created, regex expression:
5 Answers
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How to find the size of an array in postgresql
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cardinality returns the number of all the elements in a single or multidimensional array. So select cardinality(ARRAY[[1,2], [3,4]]); would return 4, whereas select array_length(ARRAY[[1,2], [3,4]], 1) would return 2. If you're counting the first dimension, a...
How to quit scala 2.11.0 REPL?
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I ran into the same issue on upgrade, just use colon q.
:q
Additionally, exit was deprecated in 2.10.x with sys.exit suggested instead, so this works as well:
sys.exit
As a side note, I think they did this so you can distinguish between exiting the scala console in sbt and exiting sbt its...
Is there a way to simulate the C++ 'friend' concept in Java?
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Here is a small trick that I use in JAVA to replicate C++ friend mechanism.
Lets say I have a class Romeo and another class Juliet. They are in different packages (family) for hatred reasons.
Romeo wants to cuddle Juliet and Juliet wan...
How to change progress bar's progress color in Android
... The reason is because I'm creating the progress bar dynamically, and setting its color upon user request. Since I usually use code for building my GUI screen and components, I'm not familiar with the attached XML and I don't know what's a layer-list (although I'm guessing that you ar...
iPhone: How to switch tabs with an animation?
I'm switching tabs programmatically in a tab bar driven application using UITabBarController.selectedIndex . The problem I'm trying to solve is how to animate the transition between the views. ie. from the view of the current tab to the view of the selected tab.
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About “*.d.ts” in TypeScript
...ted from the js file, and if the js file knows nothing about d.ts. How to call the functions from d.ts in other ts files without the js file? I'm puzzled......
– user3221822
Jan 21 '14 at 1:51
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Solutions for INSERT OR UPDATE on SQL Server
...to do: the first one inserts, the second updates the record. Adding a lock allow this to happen in a very short time-frame, preventing an error.
– Jean Vincent
Feb 29 '12 at 11:31
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How can I add an empty directory to a Git repository?
... files to
be listed, and nobody competent enough
to make the change to allow empty
directories has cared enough about
this situation to remedy it.
Directories are added automatically
when adding files inside them. That
is, directories never have to be added
to the repository, and ...