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Ruby on Rails production log rotation
...otate
You can configure rails, to use the systems log tools.
An example in config/environments/production.rb.
# Use a different logger for distributed setups
config.logger = SyslogLogger.new
That way, you log to syslog, and can use default logrotate tools to rotate the logs.
Option 2: normal...
How do I add comments to package.json for npm install?
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This has recently been discussed in the node.js mailing list.
According to Isaac Schlueter who created npm:
... the "//" key will never be used by npm for any purpose, and is reserved for comments ... If you want to use a multiple line comment, you can ...
Pandas DataFrame Groupby two columns and get counts
I have a pandas dataframe in the following format:
6 Answers
6
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How to print like printf in Python3?
In Python 2 I used:
9 Answers
9
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Why is rbindlist “better” than rbind?
I am going through documentation of data.table and also noticed from some of the conversations over here on SO that rbindlist is supposed to be better than rbind .
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How do you organize your version control repository?
...st, I know about this: How would you organize a Subversion repository for in house software projects?
Next, the actual question:
My team is restructuring our repository and I'm looking for hints on how to organize it. (SVN in this case).
Here's what we came up with. We have one repository, multipl...
mysqli or PDO - what are the pros and cons? [closed]
In our place we're split between using mysqli and PDO for stuff like prepared statements and transaction support. Some projects use one, some the other. There is little realistic likelihood of us ever moving to another RDBMS.
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C: differences between char pointer and array [duplicate]
...ence. Essentially, the former:
char amessage[] = "now is the time";
Defines an array whose members live in the current scope's stack space, whereas:
char *pmessage = "now is the time";
Defines a pointer that lives in the current scope's stack space, but that references memory elsewhere (in th...
What is the difference between Pan and Swipe in iOS?
Sounds simple .. Hold the Trackpad, move the finger, release .. But somehow swipe is not being triggered (pan is triggered instead)
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C++ Redefinition Header Files (winsock2.h)
How do I prevent from including header files twice? The problem is I'm including the in MyClass.h and then I'm including MyClass.h in many files, so it includes multiple times and redefinition error occurs. How to prevent?
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