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Random hash in Python
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131
A md5-hash is just a 128-bit value, so if you want a random one:
import random
hash = random...
How to hide the keyboard when I press return key in a UITextField?
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12 Answers
12
Active
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How to make a query with group_concat in sql server [duplicate]
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159
Query:
SELECT
m.maskid
, m.maskname
, m.schoolid
, s.schoolname
, maskd...
How to go to an error using only the keyboard in Eclipse?
Let's say I have a file with 10 lines and I have a problem with the name of the package (or something) and the cursor is on the last line of the text.
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How to open files relative to home directory
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109
The shell (bash, zsh, etc) is responsible for wildcard expansion, so in your first example th...
are there dictionaries in javascript like python?
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131
This is an old post, but I thought I should provide an illustrated answer anyway.
Use javascr...
Find out if string ends with another string in C++
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214
Simply compare the last n characters using std::string::compare:
#include <iostream>
bo...
How to output a multiline string in Bash?
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311
Here documents are often used for this purpose.
cat << EOF
usage: up [--level <n>|...
Large, persistent DataFrame in pandas
...lution is to read the file in smaller pieces (use iterator=True, chunksize=1000) then concatenate then with pd.concat. The problem comes in when you pull the entire text file into memory in one big slurp.
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How do you check that a number is NaN in JavaScript?
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edited May 23 '17 at 11:47
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answered Apr 16 '10 at 10:58
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