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How to SSH to a VirtualBox guest externally through a host? [closed]
...ows 7 machine. How do I set it up so that I can access the webserver externally through SSH?
15 Answers
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Java ArrayList - how can I tell if two lists are equal, order not mattering?
...u had two lists of Strings it would be something like:
public boolean equalLists(List<String> one, List<String> two){
if (one == null && two == null){
return true;
}
if((one == null && two != null)
|| one != null && two == null
...
Transpose a data frame
...You'd better not transpose the data.frame while the name column is in it - all numeric values will then be turned into strings!
Here's a solution that keeps numbers as numbers:
# first remember the names
n <- df.aree$name
# transpose all but the first column (name)
df.aree <- as.data.frame(...
How is Docker different from a virtual machine?
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Docker originally used LinuX Containers (LXC), but later switched to runC (formerly known as libcontainer), which runs in the same operating system as its host. This allows it to share a lot of the host operating system resources. Also, i...
How to iterate through SparseArray?
...
Take sparseArray.size() in one variable so it will not call size() every time.
– Pratik Butani
Oct 26 '16 at 4:37
4
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Where does Xcode 4 store Scheme Data?
... use Xcode 4, and I'm trying to find the file in a project where it stores all of a project's Schemes. I figured they would be stored in a file in the xcodeproj directory somewhere, but for the life of me I can't find which one.
...
returning in the middle of a using block
...you issues is if you return in the middle of a using statement and additionally return the in using variable. But then again, this would also cause you issues even if you didn't return and simply kept a reference to a variable.
using ( var x = new Something() ) {
// not a good idea
return x...
How to drop all user tables?
How can I drop all user tables in oracle?
9 Answers
9
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vertical align middle in
... want to keep the height of #abc div at 50px and text to align vertically in the middle of the div .
10 Answers
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What to do on TransactionTooLargeException
...ce and an application,(This involves transferring lots of thumbnails). Actually data size was around 500kb, and the IPC transaction buffer size is set to 1024KB. I am not sure why it exceeded the transaction buffer.
This also can occur, when you pass lot of data through intent extras
When you get ...