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Exploring Docker container's file system
...pshot
Alternate method 2
ssh
If you need continuous access, you can install sshd to your container and run the sshd daemon:
docker run -d -p 22 mysnapshot /usr/sbin/sshd -D
# you need to find out which port to connect:
docker ps
This way, you can run your app using ssh (connect and execute...
Checkstyle vs. PMD
...lso able to point out questionable coding practices and its output is generally more relevant and useful.
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In MySQL what does “Overhead” mean, what is bad about it, and how to fix it?
...e used to run some of the queries, so you should only worry if this gets really high.
You can compare 'Optimizing the table' with the defragmenting of your hard drive.
I quote:
Every database will, over time,
require some form of maintenance to
keep it at an optimal performance
level....
How do I format a Microsoft JSON date?
...some trouble with the JSON data that is returned for Date data types. Basically, I'm getting a string back that looks like this:
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How do I grep for all non-ASCII characters?
... Homebrew's dupes library (enable using brew tap homebrew/dupes): brew install grep
– Bastiaan M. van de Weerd
Oct 22 '12 at 10:03
50
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Why is there no tuple comprehension in Python?
As we all know, there's list comprehension, like
10 Answers
10
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How to get last N records with activerecord?
...uld get you what you want ('Something' is the model name):
Something.find(:all, :order => "id desc", :limit => 5).reverse
edit: As noted in the comments, another way:
result = Something.find(:all, :order => "id desc", :limit => 5)
while !result.empty?
puts result.pop
end
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R: Comment out block of code [duplicate]
...
A sort of block comment uses an if statement:
if(FALSE) {
all your code
}
It works, but I almost always use the block comment options of my editors (RStudio, Kate, Kwrite).
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node.js, Error: Cannot find module 'express'
...
It says
Cannot find module 'express'
Do you have express installed?If not then run this.
npm install express
And run your program again.
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How to stop mysqld
...usr/local/mysql/bin/mysqld stop
Or:
sudo mysql.server stop
If you install the Launchctl in OSX you can try:
MacPorts
sudo launchctl unload -w /Library/LaunchDaemons/org.macports.mysql.plist
sudo launchctl load -w /Library/LaunchDaemons/org.macports.mysql.plist
Note: this is persistent after...