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What are some good Python ORM solutions? [closed]
...leaner syntax and is easier to write for (ActiveRecord pattern). I don't know about performance differences.
SQLAlchemy also has a declarative layer that hides some complexity and gives it a ActiveRecord-style syntax more similar to the Django ORM.
I wouldn't worry about Django being "too heavy."...
What is :: (double colon) in Python when subscripting sequences?
I know that I can use something like string[3:4] to get a substring in Python, but what does the 3 mean in somesequence[::3] ?
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Printing a variable memory address in swift
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Swift 2
This is now part of the standard library: unsafeAddressOf.
/// Return an UnsafePointer to the storage used for `object`. There's
/// not much you can do with this other than use it to identify the
/// object
Swift 3
For Swift ...
Centering a background image, using CSS
...the server to do it, but used an imagehosting site, but still check it out now
– X10nD
Apr 15 '10 at 8:03
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In where shall I use isset() and !empty()
...k if a key isset in that array.
Think about $_GET / $_POST, for instance.
Now, to work on its value, when you know there is such a value : that is the job of empty.
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How to model type-safe enum types?
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Btw. valueOf method is now dead :-(
– greenoldman
Nov 23 '11 at 12:29
36
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How to call a parent method from child class in javascript?
... the __proto__ property is still available in all major JS engines that i know, ES6 introduced the Object.getPrototypeOf() functionality on top of it. The super() tool in the Class abstraction is a syntactical sugar of this.
So in case you don't have access to the parent constructor's name and don'...
Portable way to get file size (in bytes) in shell?
...hat stat is not an option, and the wc -c is the top answer for over a year now, so I'm not sure what is the point of this answer.
– user80168
Mar 11 '11 at 15:09
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AWS S3 copy files and folders between two buckets
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You can now do it from the S3 admin interface. Just go into one bucket select all your folders actions->copy. Then move into your new bucket actions->paste.
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How do I get PyLint to recognize numpy members?
...mmand. They had fixed this problem in an earlier version in an unsafe way. Now if you want them to look more carefully at a package outside of the standard library, you must explicitly whitelist it. See here.
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