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MongoDb query condition on comparing 2 fields
I have a collection T , with 2 fields: Grade1 and Grade2 , and I want to select those with condition Grade1 > Grade2 , how can I get a query like in MySQL?
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Formatting numbers (decimal places, thousands separators, etc) with CSS
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12
You can use Number.prototype.toLocaleString(). It can also format for other number formats, e.g....
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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How to wait until an element exists?
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edited Jul 15 at 22:27
Khushraj Rathod
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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...
SQL Server Configuration Manager not found
After installing SQL Server 2008, I cannot find the SQL Server Configuration Manager in Start / SQL Server 2008 / Configuration Tools menu.
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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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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...
Swapping two variable value without using third variable
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27 Answers
27
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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...