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AWS Difference between a snapshot and AMI
...ot volume + a couple of meta data (the architecture of the machine - 32 vs 64 bits -, the type of virtualization - HVM vs PV - etc ...)
So, for EBS backed EC2 instances, an AMI is an EBS snapshot + an XML file. You can even create your own AMI based on any snapshot of a boot volume you own.
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Import regular CSS file in SCSS file?
... Stephen FuhryStephen Fuhry
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Set font-weight using Bootstrap classes
...Title fields in order to emphasize them when necessary. Tested in Windows x64 in Chrome ver76 and IE11.
– timmi4sa
Sep 8 '19 at 19:36
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How to ignore xargs commands if stdin input is empty?
...SunOS sun4v
$ xargs -n1 echo blah < /dev/null
$ uname -is
Linux x86_64
$ xargs --version | head -1
xargs (GNU findutils) 4.7.0-git
$ xargs -n1 echo blah < /dev/null
blah
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improve t...
Python int to binary string?
...inary(n):
return ''.join(str(1 & int(n) >> i) for i in range(64)[::-1])
This function can convert a positive integer as large as 18446744073709551615, represented as string '1111111111111111111111111111111111111111111111111111111111111111'.
It can be modified to serve a much larger ...
Which MySQL data type to use for storing boolean values
...s. A type of BIT(M) enables storage of M-bit values. M can range
from 1 to 64.
Otherwise, according to the MySQL manual you can use BOOL or BOOLEAN, which are at the moment aliases of tinyint(1):
Bool, Boolean: These types are synonyms for TINYINT(1). A value of
zero is considered false. Non-zero
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HTML5 Local Storage fallback solutions [closed]
...uch luck... Also this seems to be only a solution if you want to save < 64KB.
– dude
Jul 21 '15 at 11:14
@julmot Th...
Pandas get topmost n records within each group
... 2 3
1 2
2 6 4
5 3
3 7 1
4 8 1
dtype: int64
There's a slight weirdness that you get the original index in there as well, but this might be really useful depending on what your original index was.
If you're not interested in it, you can do .reset_index(level=1, dr...
How can I make pandas dataframe column headers all lowercase?
... 9.572999e+05
2 Canada CAN 2003 1.40105 1.016902e+06
In [64]: df.columns = df.columns.str.lower()
In [65]: df
Out[65]:
country country isocode year xrat tcgdp
0 Canada CAN 2001 1.54876 9.249094e+05
1 Canada CAN 2002 1.56932 9.572999e...
How can I pretty-print JSON in a shell script?
... large and very small numbers because it parses numeric values as IEEE 754 64-bit values. To check whether your favorite pretty-printer has the same issue, try this value: 1e1000. Note that python -mjson.tool fails this test badly in that it produces Infinity, which is not even JSON.
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