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Java: int array initializes with nonzero elements
According to the JLS, an int array should be filled by zeros just after initialization. However, I am faced with a situation where it is not. Such a behavior occurs first in JDK 7u4 and also occurs in all later updates (I use 64-bit implementation). The following code throws exception:
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Cannot push to GitHub - keeps saying need merge
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123
This normally happens when you git commit and try to git push changes before git pulling on th...
What is the difference between task and thread?
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A task is something you want done.
A thread is one of the many possible workers which performs that task.
In .NET 4.0 terms, a Task represents an asynchronous operation. Thread(s) are used to complete that operation by breaking the work up into chunks and assigning to separate threads.
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Difference between Ctrl+Shift+F and Ctrl+I in Eclipse
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123
If you press CTRL + I it will just format tabs/whitespaces in code and pressing CTRL + SHIFT +...
How to redirect single url in nginx?
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123
Put this in your server directive:
location /issue {
rewrite ^/issue(.*) http://$server_na...
How to detect online/offline event cross-browser?
...er vendors update the navigator.onLine flag when actual network access is lost, others don't.
From the spec:
Returns false if the user agent is
definitely offline (disconnected from
the network). Returns true if the user
agent might be online.
The events online and offline are
fired when the value ...
Installing Apple's Network Link Conditioner Tool
... Just double-click the Network Link Conditioner.prefpane and OS X will install it for you. (System Preferences will pop up and ask you about it.)
– Kurt Revis
May 11 '12 at 3:52
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Find a Pull Request on Github where a commit was originally created
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branches. They'll show up as remote-tracking branches like origin/pull/123.
Once that is done you can use git describe with the --all and --contains
options to show the first branch which has the referenced commit.
However, this won't work if the commit you're looking for is actually a
modif...
What is the difference between SQL, PL-SQL and T-SQL?
...guage to operate on sets.
It is more or less standardized, and used by almost all relational database management systems: SQL Server, Oracle, MySQL, PostgreSQL, DB2, Informix, etc.
PL/SQL is a proprietary procedural language used by Oracle
PL/pgSQL is a procedural language used by PostgreSQL
TSQL i...
Browser detection in JavaScript? [duplicate]
...F 3's issue with not sending the Content-Length header for read-only AJAX POST messages), feature support just doesn't cut it.
– Cobra
Jun 12 '13 at 16:04
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