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How to rollback just one step using rake db:migrate
...l instructions on the use of Rails migration tasks for rake on the Rails Guide for running migrations.
Here's some more:
rake db:migrate - Run all migrations that haven't been run already
rake db:migrate VERSION=20080906120000 - Run all necessary migrations (up or down) to get to the given vers...
Git push rejected after feature branch rebase
...'re pushing into it. So git push --force origin feature-branch simply overrides origin/feature-branch with local feature-branch.
In my opinion, rebasing feature branches on master and force-pushing them back to remote repository is OK as long as you're the only one who works on that branch.
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How can I calculate the time between 2 Dates in typescript
...it's valueOf() which "Returns the stored time value in milliseconds since midnight, January 1, 1970 UTC."
– Ken Lyon
Jun 27 '17 at 15:55
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Does Swift support reflection?
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Well, I wouldn't consider this a real reflection. For one thing, it's readonly. It seems to me it's just a hack to enable debugging in Xcode. Protocol Mirror actually quotes the word IDE several times.
– Sulthan
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JavaScript: client-side vs. server-side validation
Which is better to do client side or server side validation?
13 Answers
13
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How to determine function name from inside a function
... the array will be returned, so $FUNCNAME will work in simple cases to provide the name of the immediately current function, but it also contains all other functions in the call stack. For example:
# in a file "foobar"
function foo {
echo foo
echo "In function $FUNCNAME: FUNCNAME=${FUNCNAME[...
Rails: convert UTC DateTime to another time zone
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To use this outside Rails, require 'active_support/time' first.
– sunaku
Jan 18 '12 at 17:50
3
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LD_LIBRARY_PATH vs LIBRARY_PATH
... libraries, it will 'inherit' the path that gcc passes to it. You can override the standard gcc, with -Xlinker options.
– Naveen
Nov 22 '10 at 22:27
5
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Heroku free account limited?
...it-based blog engine(Jekyll, Toto) on Ruby platform. Then I see Heroku provides free account features, but I don't see any detail on bandwidth, disk spaces, requests?
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How to avoid merge-commit hell on GitHub/BitBucket
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Rebase Feature Branches Before Merging
If you want to avoid merge commits, you need to ensure all commits are fast-forwards. You do this by making sure your feature branch rebases cleanly onto your line of development before a merge like so:
git checkout master
git checkout -b fea...