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Why is lazy evaluation useful?
...epending on the sequence of conditional expressions, only a subset may actually be used. In a language like C, all three values would be computed anyway; but in Haskell, only the necessary values are computed.
It also allows for cool stuff like infinite lists. I can't have an infinite list in a lan...
How do I use pagination with Django class based generic ListViews?
...el = models.Car # shorthand for setting queryset = models.Car.objects.all()
template_name = 'app/car_list.html' # optional (the default is app_name/modelNameInLowerCase_list.html; which will look into your templates folder for that path and file)
context_object_name = "car_list" #de...
How can I undo git reset --hard HEAD~1?
... I prefer git reflog over git log -g simply because you get all the information on one line with sha1, HEAD info and commit messages all lined up. Much easier to read.
– Snowcrash
Nov 11 '14 at 18:41
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`find -name` pattern that matches multiple patterns
I was trying to get a list of all python and html files in a directory with the command find Documents -name "*.{py,html}" .
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Delete multiple remote branches in git
...ushed over 150 of his local branches to our central repo. Thankfully, they all have the same prefix. Using that prefix, is there a git command or cool little shell script I can use that will delete all of those at once?
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What are the new documentation commands available in Xcode 5? [closed]
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Here is an example of all the options I have found as of Xcode 5.0.2
That was generated with this code:
/** First line text.
Putting \\n doesn't create a new line.\n One way to create a newline is by making sure nothing is on that line. Not ...
Why would you ever implement finalize()?
...uestions on finalize() and find it kind of bewildering that no one has really made it plain that finalize() is an unreliable way to clean up resources. I saw someone comment that they use it to clean up Connections, which is really scary since the only way to come as close to a guarantee that a C...
How to print out more than 20 items (documents) in MongoDB's shell?
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From the shell if you want to show all results you could do db.collection.find().toArray() to get all results without it.
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How to fix/convert space indentation in Sublime Text?
... indentation, and I want it to have 4 space indentation, how do I automatically convert it by using the Sublime Text editor?
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How to use Git?
... who spends most of his spare time watching TV rather than coding. So basically I have zero experience with any kind of version control system. My understanding is somehow they make distribution of projects easier.
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