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How do I revert a Git repository to a previous commit?
How do I revert from my current state to a snapshot made on a certain commit?
41 Answers
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How to “pretty” format JSON output in Ruby on Rails
...you getting around ActiveSupport's redefinition of to_json? This keeps me from pretty printing while ActiveSupport is present.
– Ammo Goettsch
Aug 30 '13 at 14:33
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Calculating a directory's size using Python?
...ecently I've been using pathlib more and more, here's a pathlib solution:
from pathlib import Path
root_directory = Path('.')
sum(f.stat().st_size for f in root_directory.glob('**/*') if f.is_file())
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iOS Detect 3G or WiFi
...eachability with blocks for everyday use at eppz!blog, or grab it directly from eppz!reachability at GitHub.
It also works with IP addresses, which turned out to be a pretty rare Reachability wrapper feature.
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What is the difference between JSON and Object Literal Notation?
...ny syntax for functions).
But most importantly, to repeat my explanation from the beginning: You are in a JavaScript context. You define a JavaScript object. If any, a "JSON object" can only be contained in a string:
var obj = {foo: 42}; // creates a JavaScript object (this is *not* JSON)
var j...
Can I zip more than two lists together in Scala?
...ses (Tuple1, Tuple2, Tuple3, Tuple4,...,Tuple22) while they do all inherit from the Product trait, that trait doesn't carry enough information to actually use the data values from the different sizes of tuples if they could all be returned by the same function. (And scala's generics aren't powerful ...
Using Git how do I find changes between local and remote
... git fetch (which is more like hg pull than hg fetch) to fetch new commits from your remote servers.
So, if you have a branch called master and a remote called origin, after running git fetch, you should also have a branch called origin/master. You can then get the git log of all commits that maste...
What is the usefulness of PUT and DELETE HTTP request methods?
... that the operation has been carried out, even if the status code returned from the origin server indicates that the action has been completed successfully …
PUT is for putting or updating a resource on the server:
The PUT method requests that the enclosed entity be stored under the supplied...
Trusting all certificates with okHttp
...e with current versions of OkHttp . With 3.1.1 it seems completely broken. From 3.1.2 onwards, X509TrustManager.getAcceptedIssuers() must return an empty array instead of null. For more information, see this commit (scroll down and see the notes under RealTrustRootIndex.java).
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Why no generics in Go?
...ow compilers are caused by C++ like generics and slow execution times stem from the boxing-unboxing approach that Java uses.
The fourth possibility not mentioned in the blog is going the C# route. Generating the specialized code like in C++, but at runtime when it is needed. I really like it, but G...