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invalid byte sequence for encoding “UTF8”
...iconv utility to change encoding of the input data.
iconv -f original_charset -t utf-8 originalfile > newfile
You can change psql (the client) encoding following the instructions on Character Set Support. On that page, search for the phrase "To enable automatic character set conversion".
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How can I create a unique constraint on my column (SQL Server 2008 R2)?
I have SQL Server 2008 R2 and I want to set a unique column.
4 Answers
4
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How to determine if one array contains all elements of another array
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This only works for arrays that are sets, not for arrays with duplicates
– Chris
Nov 25 '12 at 17:58
3
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Extracting double-digit months and days from a Python date [duplicate]
Is there a way to extract month and day using isoformats? Lets assume today's date is March 8, 2013.
2 Answers
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Default value to a parameter while passing by reference in C++
Is it possible to give a default value to a parameter of a function while we are passing the parameter by reference. in C++
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Assigning variables with dynamic names in Java
I'd like to assign a set of variables in java as follows:
7 Answers
7
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How to join multiple lines of file names into one with custom delimiter?
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The combination of setting IFS and use of "$*" can do what you want. I'm using a subshell so I don't interfere with this shell's $IFS
(set -- *; IFS=,; echo "$*")
To capture the output,
output=$(set -- *; IFS=,; echo "$*")
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How many parameters are too many? [closed]
... bundled in a Rectangle object. style and xStyle could be combined into a set of enums or strings. Now you have only 8 parameters.
– finnw
Oct 6 '08 at 17:07
16
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What new capabilities do user-defined literals add to C++?
C++11 introduces user-defined literals which will allow the introduction of new literal syntax based on existing literals ( int , hex , string , float ) so that any type will be able to have a literal presentation.
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How to change the output color of echo in Linux
...scussed later.
Direct
Call tput as part of a sequence of commands:
tput setaf 1; echo "this is red text"
Use ; instead of && so if tput errors the text still shows.
Shell variables
Another option is to use shell variables:
red=`tput setaf 1`
green=`tput setaf 2`
reset=`tput sgr0`
ech...