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How to git-svn clone the last n revisions from a Subversion repository?
...ample: git svn clone -s -r1450:HEAD some/svn/repo
Git's data structure is based on pointers in a directed acyclic graph (DAG), which makes it trivial to walk back n commits. But in SVN ( and therefore in Git-SVN) you will have to find the revision number yourself.
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How does Stack Overflow generate its SEO-friendly URLs?
...ff’s the logic for this is easy to follow.
His approach is purely lookup based and missed a lot of characters I found in examples while researching on Stack Overflow. To counter this, I first peform a normalisation pass (AKA collation mentioned in Meta Stack Overflow question Non US-ASCII charact...
How to create a multi-tenant database with shared table structures?
... Thousands? Tens
of thousands? More? The larger you
expect your tenant base to be, the
more likely you will want to consider
a more shared approach.
How much storage space do you expect the average tenant's data to occupy?
If you expect some or all tenants to
store very large amounts o...
Why is git push gerrit HEAD:refs/for/master used instead of git push origin master
...in one of these namespaces Gerrit performs its own logic to update the database, and then lies to the client about the result of the operation. A successful result causes the client to believe that Gerrit has created the ref, but in reality Gerrit hasn’t created the ref at all. [Link - Gerrit, "Gr...
using facebook sdk in Android studio
...cebook-sdk-for-android-using-android-studio/3.0/ page are wrong for Gradle-based projects (i.e. your project was built using Android Studio's New Project wizard and/or has a build.gradle file for your application module). Follow these instructions instead:
Create a libraries folder underneath your...
In HTML5, is the localStorage object isolated per page/domain?
...es as the same origin policy), to make it per-page you'd have to use a key based on the location, or some other approach.
You don't need a prefix, use one if you need it though. Also, yes, you can name them whatever you want.
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How to do a GitHub pull request
...ou could be tempted to accumulate and mix several modifications at once.
rebase that branch: even if you already did a pull request from that branch, rebasing it on top of origin/master (making sure your patch is still working) will update the pull request automagically (no need to click on anything...
Is there any way to use a numeric type as an object key?
...for this application. Here is where I have used it for numeric keys, a key-based event.
onKeydown(e) {
const { toggleSidebar, next, previous } = this.props;
const keyMapping = new Map([
[ 83, toggleSidebar ], // user presses the s button
[ 37, next ], // user presses the rig...
return, return None, and no return at all?
..."language conventions" standpoint.
That said, if you're working in a code base that already has pre-set conventions around these things, I'd definitely follow suit to help the code base stay uniform...
share
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Convert List to List
While we can inherit from base class/interface, why can't we declare a List<>
using same class/interface?
11 Ans...