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What is the difference between a symbolic link and a hard link?
... (Or is it multiple inodes? Not sure.)
A file in the file system is basically a link to an inode.
A hard link, then, just creates another file with a link to the same underlying inode.
When you delete a file, it removes one link to the underlying inode. The inode is only deleted (or deletable/ove...
Recursively list files in Java
How do I recursively list all files under a directory in Java? Does the framework provide any utility?
26 Answers
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Hibernate vs JPA vs JDO - pros and cons of each? [closed]
... other advantage of JDO/DataNucleus over hibernate is that it doesn't have all the run time reflection overhead and is more memory efficient because it uses build time byte code enhancement (maybe add 1 sec to your build time for a large project) rather than hibernate's run time reflection powered p...
Difference between wait() and sleep()
...
A wait can be "woken up" by another thread calling notify on the monitor which is being waited on whereas a sleep cannot. Also a wait (and notify) must happen in a block synchronized on the monitor object whereas sleep does not:
Object mon = ...;
synchronized (mon) {
...
Rails CSRF Protection + Angular.js: protect_from_forgery makes me to log out on POST
... your server needs to set a token in a JavaScript readable session
cookie called XSRF-TOKEN on first HTTP GET request. On subsequent
non-GET requests the server can verify that the cookie matches
X-XSRF-TOKEN HTTP header
Here is my solution based on those instructions:
First, set the cookie:
# app/...
How to count lines in a document?
I have lines like these, and I want to know how many lines I actually have...
24 Answers
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Why do enum permissions often have 0, 1, 2, 4 values?
... bit corresponds to some permission (or whatever the enumerated value logically corresponds to). If these were defined as 1, 2, 3, ... you would not be able to use bitwise operators in this fashion and get meaningful results. To delve deeper...
Permissions.Read == 1 == 00000001
Permissions.Writ...
In C#, what is the difference between public, private, protected, and having no access modifier?
All my college years I have been using public , and would like to know the difference between public , private , and protected ?
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How to disable a particular checkstyle rule for a particular line of code?
... <property name="checkFormat" value="$1"/>
</module>
which allows you to turn off specific checks for specific lines of code:
//CHECKSTYLE.OFF: IllegalCatch - Much more readable than catching 7 exceptions
catch (Exception e)
//CHECKSTYLE.ON: IllegalCatch
*Note: you'll also have to...
How do I push a local repo to Bitbucket using SourceTree without creating a repo on bitbucket first?
...ish your local repos directly from it's client, and it creates it automatically when you publish, but it has limited private repos. I'm just doing homework so there's no reason for it to be public, hence why I'm trying to use bitbucket.
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