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What is the best practice for dealing with passwords in git repositories?
...e typical way to do this is to read the password info from a configuration file. If your configuration file is called foobar.config, then you would commit a file called foobar.config.example to the repository, containing sample data. To run your program, you would create a local (not tracked) file c...
Trying to fix line-endings with git filter-branch, but having no luck
...o" >.gitattributes
$ git add --renormalize .
$ git status # Show files that will be normalized
$ git commit -m "Introduce end-of-line normalization"
If any files that should not be
normalized show up in git status,
unset their text attribute before
running git add -u.
manua...
Writing a dict to txt file and reading it back?
I am trying to write a dictionary to a txt file. Then read the dict values by typing the keys with raw_input . I feel like I am just missing one step but I have been looking for a while now.
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Why is it recommended to have empty line in the end of a source file?
...
Many older tools misbehave if the last line of data in a text file is not terminated with a newline or carriage return / new line combination. They ignore that line as it is terminated with ^Z (eof) instead.
sha...
Searching word in vim?
... you can put the cursor on the word and press '*' to search forward in the file or '#' to search backwards.
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Rails where condition using NOT NIL
...The canonical way to do this with Rails 3:
Foo.includes(:bar).where("bars.id IS NOT NULL")
ActiveRecord 4.0 and above adds where.not so you can do this:
Foo.includes(:bar).where.not('bars.id' => nil)
Foo.includes(:bar).where.not(bars: { id: nil })
When working with scopes between tables, I ...
How to “grep” for a filename instead of the contents of a file?
grep is used to search within a file to see if any line matches a given regular expression. However, I have this situation - I want to write a regular expression that will match the filename itself (and not the contents of the file). I will run this from the system's root directory, to find all thos...
Count Rows in Doctrine QueryBuilder
...b = $entityManager->createQueryBuilder();
$qb->select('count(account.id)');
$qb->from('ZaysoCoreBundle:Account','account');
$count = $qb->getQuery()->getSingleScalarResult();
Some folks feel that expressions are somehow better than just using straight DQL. One even went so far as t...
Write lines of text to a file in R
...
fileConn<-file("output.txt")
writeLines(c("Hello","World"), fileConn)
close(fileConn)
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Cookie overflow in rails application?
...session'
UPDATE:
If anyone is receiving a null value in column "session_id" violates not-null constraint message in rails 4, there's a workaround in github(not tested). You must to create an initializer with ActiveRecord::SessionStore::Session.attr_accessible :data, :session_id
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