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How to use OpenSSL to encrypt/decrypt files?
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Should also specify a key, or mention where it comes from. Is it strengthened?
– Tuntable
May 9 '16 at 0:41
2
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how to find host name from IP with out login to the host
...8.178.1)
;; WHEN: Fri Jan 25 21:23:49 2013
;; MSG SIZE rcvd: 63
Quoting from the dig manpage:
Reverse lookups -- mapping addresses to names -- are simplified by the
-x option. addr is an IPv4 address in dotted-decimal notation, or a colon-delimited IPv6 address. When this option is used, t...
VIM + JSLint?
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You can follow the intructions from JSLint web-service + VIM integration or do what I did:
Download http://jslint.webvm.net/mylintrun.js and http://www.jslint.com/fulljslint.js
and put them in a directory of your choice.
Then add the following line to t...
Removing carriage return and new-line from the end of a string in c#
...move the carriage return character (\r) and the new line character (\n) from the end of a string?
12 Answers
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How to use the 'main' parameter in package.json?
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From the npm documentation:
The main field is a module ID that is the primary entry point to your
program. That is, if your package is named foo, and a user installs
it, and then does require("foo"), then your main mo...
How to manage local vs production settings in Django?
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In settings.py:
try:
from local_settings import *
except ImportError as e:
pass
You can override what needed in local_settings.py; it should stay out of your version control then. But since you mention copying I'm guessing you use none ;)
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How to get year/month/day from a date object?
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var dateObj = new Date();
var month = dateObj.getUTCMonth() + 1; //months from 1-12
var day = dateObj.getUTCDate();
var year = dateObj.getUTCFullYear();
newdate = year + "/" + month + "/" + day;
or you can set new date and give the above values
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How to call a shell script from python code?
How to call a shell script from python code?
12 Answers
12
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Pretty Printing a pandas dataframe
... it is called tabulate.
It prints tabular data and works with DataFrame.
from tabulate import tabulate
import pandas as pd
df = pd.DataFrame({'col_two' : [0.0001, 1e-005 , 1e-006, 1e-007],
'column_3' : ['ABCD', 'ABCD', 'long string', 'ABCD']})
print(tabulate(df, headers='keys',...
insert vs emplace vs operator[] in c++ map
...You can directly construct it with the appropriate type or pass any object from which the value_type can be constructed, which is where std::make_pair comes into play, as it allows for simple creation of std::pair objects, although it is probably not what you want...
The net effect of the following...