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How to determine if binary tree is balanced?
...IT specialist at a hospital. Trying to move to do some actual programming now. I'm working on binary trees now, and I was wondering what would be the best way to determine if the tree is height-balanced.
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Map enum in JPA with fixed values?
...
This is now possible with JPA 2.1:
@Column(name = "RIGHT")
@Enumerated(EnumType.STRING)
private Right right;
Further details:
http://java.dzone.com/articles/mapping-enums-done-right
http://www.thoughts-on-java.org/jpa-21-how-to-...
What does the construct x = x || y mean?
...hy; otherwise you'd get "Neither x nor y is truthy".
The actual question
Now, when you know how || operator works, you can probably make out by yourself what does x = x || y mean. If x is truthy, x is assigned to x, so actually nothing happens; otherwise y is assigned to x. It is commonly used to ...
Real World Example of the Strategy Pattern
...ect strategy instance for the cipher.
I hope this helps.
( I don't even know if Cipher is the right word :P )
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error: Unable to find vcvarsall.bat
...:\Python26\Lib\distutils\distutils.cfg to be:
[build]
compiler=mingw32
Now run easy_install.exe amara.
Make sure environment is set by opening a new cmd.exe.
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In which scenario do I use a particular STL container?
...in my book on C++, specifically the section on the STL and its containers. Now I do understand each and every one of them have their own specific properties, and I'm close to memorizing all of them... But what I do not yet grasp is in which scenario each of them is used.
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In plain English, what does “git reset” do?
... A and B alone, since they weren't part of the attempted merge.
Want to know more?
I do think man git reset is really quite good for this - perhaps you do need a bit of a sense of the way git works for them to really sink in though. In particular, if you take the time to carefully read them, thos...
What do the &,
Up until now I have only used database.yml with each parameter called out explicitly, in the file below it uses some characters I do not understand. What does each line and symbol(&,*,
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What's the best visual merge tool for Git? [closed]
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@naxa Meld now has a Windows installer: code.google.com/p/meld-installer
– Roman
Mar 18 '13 at 11:01
7
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Git - working on wrong branch - how to copy changes to existing topic branch
..."temp" (or any unused name you choose) from master. Checked out files will now be checked out in temp and not in master.
check in changes to temp (master is untouched)
Everything is now checked in and it is possible to check out an existing branch. Check out the wanted branch (the branch I wanted to...