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What are the differences between the urllib, urllib2, urllib3 and requests module?
...lib2 , urllib3 and requests modules? Why are there three? They seem to do the same thing...
11 Answers
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Homebrew install specific version of formula?
How do I install a specific version of a formula in homebrew? For example, postgresql-8.4.4 instead of the latest 9.0.
27 ...
Adding a UILabel to a UIToolbar
...emItem:UIBarButtonSystemItemFlexibleSpace target:nil action:nil];
[items addObject:spacer];
[spacer release];
self.titleLabel = [[UILabel alloc] initWithFrame:CGRectMake(0.0 , 11.0f, self.view.frame.size.width, 21.0f)];
[self.titleLabel setFont:[UIFont fontWithName:@"Helvetica-Bold" size:18]];
[sel...
How do I create/edit a Manifest file?
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Thank you but I don't know how to create the file properly.
– Cocoa Dev
May 19 '11 at 13:22
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Why is a combiner needed for reduce method that converts type in java 8
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The two and three argument versions of reduce which you tried to use don't accept the same type for the accumulator.
The two argument reduce is defined as :
T reduce(T identity,
BinaryOperator<T> accumulator)
In your case, T is String, so BinaryOperator<T> should accep...
How can I pass data from Flask to JavaScript in a template?
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You can also use for loops, if statements and many more, see the Jinja2 documentation for more.
Also, have a look at Ford's answer who points out the tojson filter which is an addition to Jinja2's standard set of filters.
Edit Nov 2018: tojson is now included in Jinja2's standard set of filte...
Post-install script with Python setuptools
...n even call shell commands during installation, like in this example which does pre-installation preparation:
from setuptools import setup
from setuptools.command.develop import develop
from setuptools.command.install import install
from subprocess import check_call
class PreDevelopCommand(develo...
How to get the name of enumeration value in Swift?
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Great Swift-specific answer; however, if you need to do this on a non-swift enum, such as to print the (Objective C) CLAuthorizationStatus enum's value inside your locationManager didChangeAuthorizationStatus delegate callback, you'd need to define a protocol extension. For ex...
How to make exe files from a node.js app?
...n't used any of them but in theory they should work:
Iexpress (native windows tool)
Quick Batch File Compiler (commercial)
BoxedApp Packer
"Advanced" Batch To EXE Converter" (freeware)
Most will require you to keep the batch file as main executable, and then bundle node.exe and your scripts.
De...
Run a single migration file
Is there an easy way to run a single migration? I don't want to migrate to a certain version I just want to run a specific one.
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