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About .bash_profile, .bashrc, and where should alias be written in? [duplicate]
...t the new alias is that Bash loads your .bashrc file when it starts but it doesn't reload it unless you tell it to. You can reload the .bashrc file (and not need a second shell) by typing
source ~/.bashrc
which loads the .bashrc file as if you had typed the commands directly to Bash.
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Random number from a range in a Bash Script
I need to generate a random port number between 2000-65000 from a shell script. The problem is $RANDOM is a 15-bit number, so I'm stuck!
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Git's famous “ERROR: Permission to .git denied to user”
...ss because if i mv ~/.ssh/id_rsa KAKA and mv ~/.ssh/id_rsa.pub POOPOO, and do ssh git@github.com -v, it still Authenticates me and says it serves my /home/meder/.ssh/id_rsa when I renamed it?! It has to be cached?!
... since the ssh-agent is caching your key.
If you look on GitHub, there is a med...
How to delete duplicate rows in SQL Server?
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@omachu23: in this case it doesn't matter, although i think that it is more efficient in the CTE than outside(AND COl1='John'). Normally you should apply the filter in the CTE.
– Tim Schmelter
Feb 11 '15 at 21:18
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Can an interface extend multiple interfaces in Java?
...tend multiple interfaces in Java? This code appears valid in my IDE and it does compile:
7 Answers
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Java inner class and static nested class
... main difference between an inner class and a static nested class in Java? Does design / implementation play a role in choosing one of these?
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Choosing Java vs Python on Google App Engine
...n e.g. PHP or Ruby code on App Engine); the Python App Engine team however does have the advantage of having on board Guido van Rossum, the inventor of Python and an amazingly strong engineer.
In terms of flexibility, the Java engine, as already mentioned, does offer the possibility of running JVM ...
MySQL JOIN the most recent row only?
...rkBench literally says 0.000 seconds, even with sql_no_cache set), whereas doing the search in the join took multiple seconds to complete. Still baffled, but I mean you can't argue with results like that.
– Brian Leishman
Mar 21 '17 at 21:27
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Scala list concatenation, ::: vs ++
...useful because of pattern matching (see Daniel second example). You cannot do that with +:
– paradigmatic
Jul 2 '11 at 23:40
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How to use WinForms progress bar?
... back to the UI thread.
For example:
private void Calculate(int i)
{
double pow = Math.Pow(i, i);
}
private void button1_Click(object sender, EventArgs e)
{
progressBar1.Maximum = 100;
progressBar1.Step = 1;
progressBar1.Value = 0;
backgroundWorker.RunWorkerAsync();
}
private...