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Export specific rows from a PostgreSQL table as INSERT SQL script
...ant to export and then use the command line utility pg_dump to export to a file:
create table export_table as
select id, name, city
from nyummy.cimory
where city = 'tokyo'
$ pg_dump --table=export_table --data-only --column-inserts my_database > data.sql
--column-inserts will dump as insert...
Get path from open file in Python
If I have an opened file, is there an os call to get the complete path as a string?
4 Answers
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Creating a dictionary from a csv file?
I am trying to create a dictionary from a csv file. The first column of the csv file contains unique keys and the second column contains values. Each row of the csv file represents a unique key, value pair within the dictionary. I tried to use the csv.DictReader and csv.DictWriter classes, but I...
Multiple variables in a 'with' statement?
...ossible set fields equal to something in with statement as in with open('./file') as arg.x = file:?
– Charlie Parker
Feb 3 '17 at 5:46
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How to resolve merge conflicts in Git?
...═══════════╝
These 4 views are
LOCAL – this is file from the current branch
BASE – common ancestor, how file looked before both changes
REMOTE – file you are merging into your branch
MERGED – merge result, this is what gets saved in the repo
You can navigate ...
MySql server startup error 'The server quit without updating PID file '
...
try to find your log file with suffix ".err", there should be more info. It might be in:
/usr/local/var/mysql/your_computer_name.local.err
It's probably problem with permissions
check if any mysql instance is running
ps -ef | grep mys...
How can I use PowerShell with the Visual Studio Command Prompt?
...rompt.html, I was able to get this to work. I added the following to my profile.ps1 and all is well with the world.
pushd 'c:\Program Files (x86)\Microsoft Visual Studio 10.0\VC'
cmd /c "vcvarsall.bat&set" |
foreach {
if ($_ -match "=") {
$v = $_.split("="); set-item -force -path "ENV:\$...
How to log source file name and line number in Python
... logging system, so that when a logging method is invoked it also logs the file and the line number where it was invoked or maybe the method that invoked it?
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How do I parse command line arguments in Bash?
...esac
done
set -- "${POSITIONAL[@]}" # restore positional parameters
echo "FILE EXTENSION = ${EXTENSION}"
echo "SEARCH PATH = ${SEARCHPATH}"
echo "LIBRARY PATH = ${LIBPATH}"
echo "DEFAULT = ${DEFAULT}"
echo "Number files in SEARCH PATH with EXTENSION:" $(ls -1 "${SEARCHPATH}"/*."${EX...
Copy folder recursively in node.js
...all its content without manually doing a sequence of fs.readir , fs.readfile , fs.writefile recursively ?
23 Answers
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