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How to sort with lambda in Python
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+200
Use
a = sorted(a, key=lambda x: x.modified, reverse=True)
# ^^^^
On Python 2.x, the sorted function takes its argument...
Select distinct values from a table field
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206
Say your model is 'Shop'
class Shop(models.Model):
street = models.CharField(max_length=15...
What is database pooling?
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edited Dec 10 '19 at 4:31
answered Oct 28 '10 at 8:39
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Get commit list between tags in git
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edited Aug 24 '16 at 10:51
dumbledad
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Tell Ruby Program to Wait some amount of time
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sleep(2.hours); sleep(3.days) # etc., etc.
# or shorter
sleep(0.5) # half a second
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Search in all files in a project in Sublime Text 3
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kenorb
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answered Dec 11 '13 at 12:32
keyserkeyser...
check if variable is dataframe
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edited Jan 22 '19 at 8:01
cs95
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Run JavaScript when an element loses focus
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answered Apr 20 '09 at 16:51
CanavarCanavar
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round up to 2 decimal places in java? [duplicate]
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Well this one works...
double roundOff = Math.round(a * 100.0) / 100.0;
Output is
123.14
Or as @Rufein said
double roundOff = (double) Math.round(a * 100) / 100;
this will do it for you as well.
s...
Create table in SQLite only if it doesn't exist already
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answered Nov 4 '10 at 15:06
David WoleverDavid Wolever
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