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How to best display in Terminal a MySQL SELECT returning too many fields?
... Could you please tell me how to fix it? sh: 1: less: not found 44 rows in set (0.01 sec)
– Quy Tang
May 5 '17 at 8:32
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What's the safest way to iterate through the keys of a Perl hash?
... ... }
If you need the keys and the values, use each():
keys %hash; # reset the internal iterator so a prior each() doesn't affect the loop
while(my($k, $v) = each %hash) { ... }
If you plan to change the keys of the hash in any way except for deleting the current key during the iteration, then...
Should I use char** argv or char* argv[]?
I'm just learning C and was wondering which one of these I should use in my main method. Is there any difference? Which one is more common?
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Substitute multiple whitespace with single whitespace in Python [duplicate]
...
A simple possibility (if you'd rather avoid REs) is
' '.join(mystring.split())
The split and join perform the task you're explicitly asking about -- plus, they also do the extra one that you don't talk about but is seen in your example, removing...
UITableView - scroll to the top
...my table view I have to scroll to the top. But I cannot guarantee that the first object is going to be section 0, row 0. May be that my table view will start from section number 5.
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C# Passing Function as Argument [duplicate]
I've written a function in C# that does a numerical differentiation. It looks like this:
3 Answers
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python setup.py uninstall
I have installed a python package with python setup.py install .
16 Answers
16
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How to get the difference between two arrays of objects in JavaScript
I have two result sets like this:
16 Answers
16
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Excel RTD(Excel Real-Time Data)实时刷新数据技术 - C/C++ - 清泛网 - 专注C/C++及内核技术
...rval.
tmrTimer = new Timer(intv);
tmrTimer.AutoReset = true;
tmrTimer.Elapsed += new ElapsedEventHandler(tmrTimer_Elapsed);
return 1;
}
//Terminate RTD server.
public void ServerTerminate()
{
/...
How do I get a file name from a full path with PHP?
..."/home/httpd/html/index.php";
$file = basename($path); // $file is set to "index.php"
$file = basename($path, ".php"); // $file is set to "index"
?>
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