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Convert InputStream to byte array in Java
...write it myself? The jar is only 107KB and if you have need for one method from it, you are likely to use others too
– Rich Seller
Aug 12 '09 at 10:46
246
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“for” vs “each” in Ruby
...t; x
NameError: undefined local variable or method `x' for main:Object
from (irb):2
from :0
for:
irb> for x in [1,2,3]; end
=> [1, 2, 3]
irb> x
=> 3
With the for loop, the iterator variable still lives after the block is done. With the each loop, it doesn't, unless it wa...
Static way to get 'Context' in Android?
...is solution be safe as long as you're not trying to access getAppContext() from a content provider?
– Magnus W
Feb 10 '14 at 17:01
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show 22...
How can I get the MAC and the IP address of a connected client in PHP?
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Server IP
You can get the server IP address from $_SERVER['SERVER_ADDR'].
Server MAC address
For the MAC address, you could parse the output of netstat -ie in Linux, or ipconfig /all in Windows.
Client IP address
You can get the client IP from $_SERVER['REMOTE_ADD...
What does @synchronized() do as a singleton method in objective C?
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Edit: Adding some more information that wasn't in the original answer from 2011.
The @synchronized directive prevents multiple threads from entering any region of code that is protected by a @synchronized directive referring to the same object. The object passed to the @synchronized directive ...
When to delete branches in Git?
...oping.
Delete old branches with
git branch -d branch_name
Delete them from the server with
git push origin --delete branch_name
or the old syntax
git push origin :branch_name
which reads as "push nothing into branch_name at origin".
That said, as long as the DAG (directed acyclic graph) ...
Delete directory with files in it?
...n to get the folder list. Just make sure you filter the '.' and '..' files from the result list.
– Joshua - Pendo
Jun 18 '12 at 17:23
26
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Is JavaScript guaranteed to be single-threaded?
...r or timeout is entered, you remain completely in control until you return from the end of your block or function.
(*: ignoring the question of whether browsers really implement their JS engines using one OS-thread, or whether other limited threads-of-execution are introduced by WebWorkers.)
Howev...
How to send a JSON object over Request with Android?
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Sending a json object from Android is easy if you use Apache HTTP Client. Here's a code sample on how to do it. You should create a new thread for network activities so as not to lock up the UI thread.
protected void sendJson(final String ema...
Set up Heroku and GoDaddy? [closed]
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[Updated 31.10.2014] Allright! It works! Here is how I did it from scratch, so others with the same problem can fix it too. First I will explain how to setup Heroku and GoDaddy, then I will explain how to create a naked domain (www.example.com -> example.com).
Setup Heroku and GoDad...