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What's the difference between “Layers” and “Tiers”?
...on a single
computer or even in a single process
on a single computer. All we are doing
is discussing a way of organizing a
code into a set of layers defined by
specific function.
Physical tiers however, are only about
where the code runs. Specifically,
tiers are places where laye...
Are PHP short tags acceptable to use?
...t). As you say, lots of shared hosts do support shorttags but "lots" isn't all of them. If you want to share your scripts, it's best to use the full syntax.
I agree that <? and <?= are easier on programmers than <?php and <?php echo but it is possible to do a bulk find-and-replace as lo...
How do I run only specific tests in Rspec?
...onfiguration option treat_symbols_as_metadata_keys_with_true_values, which allows you to do:
describe "Awesome feature", :awesome do
where :awesome is treated as if it were :awesome => true.
Also see this answer for how to configure RSpec to automatically run 'focused' tests. This works especi...
How to discard local commits in Git?
...
git reset --hard origin/master
will remove all commits not in origin/master where origin is the repo name and master is the name of the branch.
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Git branching: master vs. origin/master vs. remotes/origin/master
...
Take a clone of a remote repository and run git branch -a (to show all the branches git knows about). It will probably look something like this:
* master
remotes/origin/HEAD -> origin/master
remotes/origin/master
Here, master is a branch in the local repository. remotes/origin/ma...
How can I convert tabs to spaces in every file of a directory?
...ge is from the moreutils package, and avoids clearing the input file.
Finally, you can use gexpand on OSX, after installing coreutils with Homebrew (brew install coreutils).
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Differences between INDEX, PRIMARY, UNIQUE, FULLTEXT in MySQL?
...efers to a normal non-unique index. Non-distinct values for the index are allowed, so the index may contain rows with identical values in all columns of the index. These indexes don't enforce any restraints on your data so they are used only for access - for quickly reaching certain ranges of reco...
In what cases could `git pull` be harmful?
... have to get into the habit of typing:
git pull --ff-only
However, with all versions of Git, I recommend configuring a git up alias like this:
git config --global alias.up '!git remote update -p; git merge --ff-only @{u}'
and using git up instead of git pull. I prefer this alias over git pull...
How to get record created today by rails activerecord?
How should I write the conditional statement for when I want to get all the records which were created today?
10 Answers
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How to escape a JSON string containing newline characters using JavaScript?
...ing new line character. This has to be escaped and then posted using AJAX call. Can any one suggest a way to escape the string with JavaScript. I am not using jQuery.
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