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Do I need quotes for strings in YAML?
I am trying to write a YAML dictionary for internationalisation of a Rails project. I am a little confused though, as in some files I see strings in double-quotes and in some without. A few points to consider:
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Use of “global” keyword in Python
...nd from reading the documentation is that Python has a separate namespace for functions, and if I want to use a global variable in that function, I need to use global .
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“Single-page” JS websites and SEO
There are a lot of cool tools for making powerful "single-page" JavaScript websites nowadays. In my opinion, this is done right by letting the server act as an API (and nothing more) and letting the client handle all of the HTML generation stuff. The problem with this "pattern" is the lack of search...
In Python, using argparse, allow only positive integers
...zing type. You'll still need to define an actual method that decides this for you:
def check_positive(value):
ivalue = int(value)
if ivalue <= 0:
raise argparse.ArgumentTypeError("%s is an invalid positive int value" % value)
return ivalue
parser = argparse.ArgumentParser(.....
Argparse optional positional arguments?
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Use nargs='?' (or nargs='*' if you will need more than one dir)
parser.add_argument('dir', nargs='?', default=os.getcwd())
extended example:
>>> import os, argparse
>>> parser = argparse.ArgumentParser()
>>> ...
what's the meaning of '=?' in angularJS directive isolate scope declaration?
...operties derived from the parent scope. These local properties are useful for aliasing values for templates. Locals definition is a hash of local scope property to its source:
= or =attr - set up bi-directional binding between a local scope
property and the parent scope property of name de...
How to check if a file exists in a folder?
...is is a way to see if any XML-files exists in that folder, yes.
To check for specific files use File.Exists(path), which will return a boolean indicating wheter the file at path exists.
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What is the difference between JSF, Servlet and JSP?
... text in client side languages (like HTML, CSS, JavaScript, ect.). JSP supports taglibs, which are backed by pieces of Java code that let you control the page flow or output dynamically. A well-known taglib is JSTL. JSP also supports Expression Language, which can be used to access backend data (via...
How do you use String.substringWithRange? (or, how do Ranges work in Swift?)
...answered Jun 4 '14 at 18:42
ConnorConnor
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jQuery if checkbox is checked
... checked. Please tell me what I am doing wrong, the usual methods are not working. Thanks
6 Answers
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