大约有 47,000 项符合查询结果（耗时：0.0603秒） [XML]
How do I set up curl to permanently use a proxy? [closed]
... answered Sep 26 '11 at 17:54
Sandro MundaSandro Munda
34.9k2121 gold badges9191 silver badges116116 bronze badges
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Foreach loop, determine which is the last iteration of the loop
I have a foreach loop and need to execute some logic when the last item is chosen from the List , e.g.:
26 Answers
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Peak-finding algorithm for Python/SciPy
... something, but it seems like a common-enough function to be included in standard libraries. Anyone know of one?
8 Answers...
Get most recent file in a directory on Linux
Looking for a command that will return the single most recent file in a directory.
21 Answers
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What is the Windows version of cron? [closed]
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For the original question, asking about Windows XP (and Windows 7): Windows Task Scheduler
For command-line usage, you can schedule with the AT command.
For newer Microsoft OS versions, Windows Server 2012 / Windows 8, look at the schtasks command line utility.
If using Powe...
plot a circle with pyplot
...rcle with matplotlib.pyplot (please no pylab) taking as input center (x,y) and radius r. I tried some variants of this:
9 A...
Why are global variables evil? [closed]
...nd out why the use of global is considered to be bad practice in python (and in programming in general). Can somebody explain? Links with more info would also be appreciated.
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entity object cannot be referenced by multiple instances of IEntityChangeTracker. while adding relat
...n CityService. Later you add a city1 as a reference to the new Employee e1 and add e1 including this reference to city1 to the context in EmployeeService. As a result you have city1 attached to two different context which is what the exception complains about.
You can fix this by creating a context...
Why is iterating through a large Django QuerySet consuming massive amounts of memory?
...QuerySet in the following ways:
Iteration. A QuerySet is iterable, and it executes its database query the first time you iterate over it. For example, this will print the headline of all entries in the database:
for e in Entry.objects.all():
print e.headline
So your ten million ro...
Deprecated: mysql_connect()
...ername', 'password', 'database');
To run database queries is also simple and nearly identical with the old way:
<?php
// Old way
mysql_query('CREATE TEMPORARY TABLE `table`', $connection);
// New way
mysqli_query($connection, 'CREATE TEMPORARY TABLE `table`');
Turn off all deprecated warning...