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Should you declare methods using overloads or optional parameters in C# 4.0?
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hi @JonSkeet, i would like to know if we use both i.e function with optional paramater and other with overloading which method will be called?? eg Add(int a, int b) and Add(int a,int b,int c=0) and function call say: Add(5,10); which method will be called ...
What is the difference between dict.items() and dict.iteritems() in Python2?
...or backwards compatibility.
One of Python 3’s changes is that items() now return iterators, and a list is never fully built. The iteritems() method is also gone, since items() in Python 3 works like viewitems() in Python 2.7.
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How to avoid merge-commit hell on GitHub/BitBucket
... This is a great answer. I use rebase as often as possible. I didn't know about the --ff-only flag though. Pretty cool!
– Leo Correa
May 3 '13 at 12:24
3
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Get the value of an instance variable given its name
...e public. What you should do is:
class Computer
attr_reader :cpus
end
Now you can do Computer.new(4).cpus.
Note that you can reopen any existing class and make a private ivar into a reader. Since an accessor is just a method, you can do Computer.new(4).send(var_that_evaluates_to_cpus)
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Python and pip, list all versions of a package that's available?
...ut a list of all the possible versions of it that pip could install? Right now it's trial and error.
16 Answers
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Drawing text to with @font-face does not work at the first time
...to render in the font. Of course IE doesn't support canvas yet, so it's unknown whether future-IE will continue to do this, and whether that would have an effect on font loading behaviour, but it's a long-standing IE HTML-parsing problem.
– bobince
May 3 '10 at...
NuGet for solutions with multiple projects
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For anybody stumbling across this, now there is the following option :
Right-click your solution > Manage NuGet Packages for Solution...
... Or:
Tools > Library Package Manager > Manage NuGet Packages for Solution...
And if you go to the I...
Remove blue border from css custom-styled button in Chrome
... custom-styled <button> tags. So with CSS, I said: border: none . Now it works perfectly in safari, but in chrome, when I click one of the buttons, it puts an annoying blue border around it. I thought button:active { outline: none } or button:focus { outline:none } would work, but neith...
Initializing a static std::map in C++
... if you are making an archive). That's the reason I try not to use it. I know you can choose what files to include/not include, but you usually don't want to have to worry about Boost's cross dependencies with itself so you just copy the whole thing around.
– bobobobo
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Django - Circular model import issue
...m django.db.models import get_model
Theme = get_model('themes', 'Theme')
Now you can use Theme
For Django 1.7+:
from django.apps import apps
apps.get_model('app_label.model_name')
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impro...