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ERROR 1044 (42000): Access denied for user ''@'localhost' to database 'db'
...`table_name` to 'user_name'@'hostname';
Note:
hostname can be IP address, localhost, 127.0.0.1
In database_name/table_name, * means all databases
In hostname, to specify all hosts use '%'
Step [3]: Get out of current mysql prompt by either entering quit / exit command or press ...
How to do a recursive find/replace of a string with awk or sed?
...ames.
\( -type d -name .git -prune \) is an expression which completely skips over all directories named .git. You could easily expand it, if you use SVN or have other folders you want to preserve -- just match against more names. It's roughly equivalent to -not -path .git, but more efficient, beca...
How do I start Mongo DB from Windows?
...ith authentication.
mongo --username abcd --password abc123 --host server_ip_or_dns --port 27017
That's it !!!
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Tainted canvases may not be exported
...rom localStorage instead of loading from file or any url, then did some manipulation to it like adding a text. Then tried to sotre back it to localStorage using toDataURL(). But it shows "Failed to execute 'toDataURL' on 'HTMLCanvasElement': Tainted canvases may not be exported". In this case I am n...
Capturing Ctrl-c in ruby
...ntext = ZMQ::Context.new(1)
socket = context.socket(ZMQ::REP)
socket.bind("tcp://*:5558")
trap("INT") { puts "Shutting down."; socket.close; context.terminate; exit}
puts "Starting up"
while true do
message = socket.recv_string
puts "Message: #{message.inspect}"
socket.send_string("Message ...
GitHub - failed to connect to github 443 windows/ Failed to connect to gitHub - No Error
... config --global http.proxy http://{domain}\\\{username}:{password}@{proxy ip}:{proxy port}
git config --global http.sslverify false
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How to take backup of a single table in a MySQL database?
....gz) format
Credit: John McGrath
Dump
mysqldump db_name table_name | gzip > table_name.sql.gz
Restore
gunzip < table_name.sql.gz | mysql -u username -p db_name
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Node.js or Erlang
.... And Node has built-in support for clustering in one machine, sharing the TCP sockets.
– Farid Nouri Neshat
Jul 15 '12 at 5:06
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Run a PostgreSQL .sql file using command line arguments
... slashes = use forward slashes instead, and no quote on path. \i c:/dev/script.sql
– Dave
Oct 28 '19 at 1:01
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EC2 instance types's exact network performance?
...by combing dozens of sources doing benchmarks (primarily using iPerf & TCP connections). Credit to CloudHarmony & flux7 in particular for many of the benchmarks (note that those two links go to google searches showing the numerous individual benchmarks).
Caveats & Notes:
The large inst...