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Vim: How to insert in visual block mode?
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210
Try this
After selecting a block of text, press Shift+i or capital I.
Lowercase i will not wor...
ElasticSearch - Return Unique Values
...thing like:
{
"took" : 16,
"timed_out" : false,
"_shards" : {
"total" : 2,
"successful" : 2,
"failed" : 0
},
"hits" : {
"total" : 1000000,
"max_score" : 0.0,
"hits" : [ ]
},
"aggregations" : {
"langs" : {
"buckets" : [ {
"key" : "10",
"doc_count" : 244812
}, {
"key...
Django Server Error: port is already in use
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edited Nov 17 '15 at 12:49
answered Nov 27 '13 at 10:53
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Difference between float and double in php?
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edited Dec 11 '14 at 16:27
ratchet freak
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answe...
How to test code dependent on environment variables using JUnit?
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201
The library System Lambda has a method withEnvironmentVariables for setting environment variab...
Compare object instances for equality by their attributes
...at before Python 3, you may need to use __cmp__ instead of __eq__. Python 2 users may also want to implement __ne__, since a sensible default behaviour for inequality (i.e. inverting the equality result) will not be automatically created in Python 2.
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Python, remove all non-alphabet chars from string
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123
Use re.sub
import re
regex = re.compile('[^a-zA-Z]')
#First parameter is the replacement, sec...
Swapping two variable value without using third variable
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27 Answers
27
Active
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Ruby on Rails form_for select field with class
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edited Mar 6 '13 at 2:14
Rimian
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answ...
How do I calculate the date six months from the current date using the datetime Python module?
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