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Get the latest record from mongodb collection
...the last item from a MongoDB Collection (don't mind about the examples):
> db.collection.find().sort({'_id':-1}).limit(1)
Normal Projection
> db.Sports.find()
{ "_id" : ObjectId("5bfb5f82dea65504b456ab12"), "Type" : "NFL", "Head" : "Patriots Won SuperBowl 2017", "Body" : "Again, the Pats w...
How do I set default terminal to terminator? [closed]
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change Settings Manager >> Preferred Applications >> Utilities
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Command to collapse all sections of code?
...ons are also in the context menu under Outlining.
Right click in editor -> Outlining to find all options.
(After disabling outlining, use same steps to enable outlining.)
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How to include a quote in a raw Python string
... (single, double, and triple for both) you can "combine"(0) the strings:
>>> raw_string_with_quotes = r'double"' r"single'" r'''double triple""" ''' r"""single triple''' """
>>> print raw_string_with_quotes
double"single'double triple""" single triple'''
You may also "combine"(0...
What is the LD_PRELOAD trick?
...ommand.
Example: suppose you need to preload your own libselinux.so.1.
> ldd /bin/ls
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libselinux.so.1 => /lib/x86_64-linux-gnu/libselinux.so.1 (0x00007f3927b1d000)
libacl.so.1 => /lib/x86_64-linux-gnu/libacl.so.1 (0x00007f3927914000)
libc.so.6 => /lib/x86_64-linux-g...
Check if a Python list item contains a string inside another string
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Use filter to get at the elements that have abc.
>>> lst = ['abc-123', 'def-456', 'ghi-789', 'abc-456']
>>> print filter(lambda x: 'abc' in x, lst)
['abc-123', 'abc-456']
You can also use a list comprehension.
>>> [x for x in lst if 'abc' in x]
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How to delete shared preferences data from App in Android
... to be removed every time, you can remove it manually from:
Settings -> Applications -> Manage applications -> (choose your app)
-> Clear data or Uninstall
Newer versions of Android:
Settings -> Applications -> (choose your app) -> Storage -> Clear data
and Clea...
Logcat not displaying my log calls
...not have to change perspective to bring up the devices menu Just go Window>>Show View>> Other>> Android>> Devices to bring up the devices panel
– Jay
Aug 29 '11 at 3:46
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What does functools.wraps do?
...behaves like the int() function where the base argument defaults to two:
>>> from functools import partial
>>> basetwo = partial(int, base=2)
>>> basetwo.__doc__ = 'Convert base 2 string to an int.'
>>> basetwo('10010')
18
Which brings me to the conclusion that,...
RAW POST using cURL in PHP
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will php set the content-length header for you or should you set that as well?
– Eric Bloch
Jul 13 '13 at 3:47
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