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How to select all records from one table that do not exist in another table?
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you are awesome :) this way I convert my 25 sec query using left join to just 0.1 sec
– Bassem Shahin
Aug 19 '17 at 22:33
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GIT commit as different user without email / or only email
... <>" -m "Impersonation is evil."
I ran in to this when trying to convert a repository from mercurial to git.
I tested the commands on msysgit 1.7.10.
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How do I force Sublime Text to indent two spaces per tab?
...e tab size from 1 space all the way up to 8 spaces and includes options to convert tabs to spaces and spaces to tabs.
Looks like this:
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Set selected index of an Android RadioGroup
...as R.id.radioButton1), and reduces the need to implement a lookup table to convert index to view id.
– Siavash
Feb 17 '15 at 3:51
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Using multiple arguments for string formatting in Python (e.g., '%s … %s')
...SCII; in fact, unicode() tries to make "sense" of the bytes it is given by converting them into characters. Thus, the following code, which is essentially what is recommended by previous answers, fails on my machine:
# -*- coding: utf-8 -*-
author = 'éric'
print '{0}'.format(unicode(author))
gi...
How to get enum value by string or int
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public static T GetEnumValue<T>(string str) where T : struct, IConvertible
{
Type enumType = typeof(T);
if (!enumType.IsEnum)
{
throw new Exception("T must be an Enumeration type.");
}
T val;
return Enum.TryParse<T>(st...
read subprocess stdout line by line
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Or to convert into strings: list_of_strings = [x.decode('utf-8').rstrip('\n') for x in iter(process.stdout.readlines())]
– ndtreviv
Nov 28 '19 at 11:10
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How does !!~ (not not tilde/bang bang tilde) alter the result of a 'contains/included' Array method
...expr != -1, only broken*
It works because JavaScript bitwise operations convert the operands to 32-bit signed integers in two's complement format. Thus !!~-1 is evaluated as follows:
-1 = 1111 1111 1111 1111 1111 1111 1111 1111b // two's complement representation of -1
~-1 = 0000 0000 0000 ...
How can I get the DateTime for the start of the week?
...16:00:00Z which is Mon, 03 Sep 2012 00:00:00 in local time. So it needs to convert dt to local time or do something a bit smarter. It would also need to return the result as UTC if the input was UTC.
– row1
Sep 6 '12 at 4:12
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How to change column datatype in SQL database without losing data
...o Management Studio and change the data type. If the existing value can be converted to bool (bit), it will do that. In other words, if "1" maps to true and "0" maps to false in your original field, you'll be fine.
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