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Trying to SSH into an Amazon Ec2 instance - permission error
... is having wrong mod on the file.
Easily solved by executing -
chmod 400 mykey.pem
Taken from Amazon's instructions -
Your key file must not be publicly viewable for SSH to work. Use this
command if needed: chmod 400 mykey.pem
400 protects it by making it read only and only for the owner...
Global access to Rake DSL methods is deprecated
...ave already activated Rake 0.9.1 ...
I still had a copy of Rake 0.9.1 in my directory so I deleted it.
You can "delete" Rake 0.9.1 by running the following command:
gem uninstall rake -v=0.9.1
If you have multiple versions of the gem installed, you'll be prompted to pick a version.
After 0.9...
How to convert an entire MySQL database characterset and collation to UTF-8?
How can I convert entire MySQL database character-set to UTF-8 and collation to UTF-8?
19 Answers
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Eventual consistency in plain English
...blerare it's "bad" for varying degrees of badness. It would be very bad if my ATM balance was out of date. It's less bad if my logging database isn't quite caught up, or if my Facebook feed is a few seconds behind. Data replication and durability mechanisms are very varied, and depend on the particu...
How do I “commit” changes in a git submodule? [duplicate]
I have, in my naivety, set up a git submodule and treated it like a Subversion external - i.e. it's now full of changes that I've just realized haven't been committed or pushed anywhere.
...
Converting datetime.date to UTC timestamp in Python
...sue (the working code the OP labelled as "not working"). It doesn't answer my question (convert UTC datetime.datetime to timestamp), but still… upvoting.
– Thanatos
Nov 19 '12 at 22:22
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How to evaluate http response codes from bash/shell script?
...final status. If you want to show all HTTP statuses for all requests, use my example below.
– siliconrockstar
Oct 31 '15 at 2:52
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How to insert a row in an HTML table body in JavaScript
...reference to it and add it there.
var tableRef = document.getElementById('myTable').getElementsByTagName('tbody')[0];
// Insert a row in the table at the last row
var newRow = tableRef.insertRow();
// Insert a cell in the row at index 0
var newCell = newRow.insertCell(0);
// Append a text nod...
Disable ActiveRecord for Rails 4
...reating a new application, you can use -O to skip ActiveRecord:
rails new my_app -O
For existing applications:
1. Remove database adapter gems from your Gemfile (mysql2, sqlite3, etc.)
2. Change your config/application.rb
Remove require 'rails/all line and require frameworks (among those avail...
Formatting text in a TextBlock
How do I achieve formatting of a text inside a TextBlock control in my WPF application?
6 Answers
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