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How do I fetch lines before/after the grep result in bash?
... use the -B and -A to print lines before and after the match.
grep -i -B 10 'error' data
Will print the 10 lines before the match, including the matching line itself.
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Convert JsonNode into POJO
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Unfortunatelly there is no treeToValue(TreeNode n,TypeReference<T> type) variant like there is for readValue(). Bad news for anyone de...
git produces Gtk-WARNING: cannot open display
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edited Jun 27 '13 at 7:07
answered Apr 19 '13 at 12:19
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Is there a Python Library that contains a list of all the ascii characters?
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If you want all printable characters:
>>> string.printable
'0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ!"#$%&\'()*+,-./:;?@[\\]^_`{|}~ \t\n\r\x0b\x0c'
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RSpec controller testing - blank response.body
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answered Jun 30 '09 at 18:54
mislavmislav
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nginx missing sites-available directory
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edited Jun 26 '18 at 21:00
user2066657
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answered Jul 2 '13 at 0:2...
Find rows with multiple duplicate fields with Active Record, Rails & Postgres
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answered Feb 14 '14 at 2:08
newUserNameHerenewUserNameHere
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Enable SQL Server Broker taking too long
I have a Microsoft SQL server 2005 and I tried to enable Broker for my database with those T-SQL:
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How do I set a column value to NULL in SQL Server Management Studio?
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edited May 23 '17 at 10:31
Community♦
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answered Jan 14 '09 at 21:05
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Getting number of elements in an iterator in Python
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101
No. It's not possible.
Example:
import random
def gen(n):
for i in xrange(n):
if...