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Why do we need boxing and unboxing in C#?
...d now you have an int and you want to put it into o. o is a reference to something somewhere, and the int is emphatically not a reference to something somewhere (after all, it's just a number). So, what you do is this: you make a new object that can store the int and then you assign a reference to t...
What is a ViewModelLocator and what are its pros/cons compared to DataTemplates?
Can someone give me a quick summary of what a ViewModelLocator is, how it works, and what the pros/cons are for using it compared to DataTemplates?
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What is the difference between Ruby 1.8 and Ruby 1.9
...ance
Threads/Fibers
Encoding/Unicode
gems is (mostly) built-in now
if statements do not introduce scope in Ruby.
What's changed?
Single character strings.
Ruby 1.9
irb(main):001:0> ?c
=> "c"
Ruby 1.8.6
irb(main):001:0> ?c
=> 99
String index.
Ruby 1.9
irb(main):001:0> "ca...
How can I view the source code for a function?
...unction to see how it works. I know I can print a function by typing its name at the prompt:
10 Answers
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How to make shallow git submodules?
... 2016 allows to record that with git config -f .gitmodules submodule.<name>.shallow true.
See the end of this answer)
See commit 275cd184d52b5b81cb89e4ec33e540fb2ae61c1f:
Add the --depth option to the add and update commands of "git submodule", which is then passed on to the clone command...
AngularJS ui-router login authentication
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I'm in the process of making a nicer demo as well as cleaning up some of these services into a usable module, but here's what I've come up with. This is a complex process to work around some caveats, so hang in there. You'll need to break this down into several pieces.
Take a look at this p...
Tying in to Django Admin's Model History
...st an app like any other Django app, with the exception being special placement on the admin site.
The model is in django.contrib.admin.models.LogEntry.
When a user makes a change, add to the log like this (stolen shamelessly from contrib/admin/options.py:
from django.contrib.admin.models import ...
Method Resolution Order (MRO) in new-style classes?
...on) there is an example which uses
old style classes to demonstrate how methods are resolved in classic resolution order and
how is it different with the new order.
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CMake link to external library
...an executable to an external shared library that is not build within the same CMake project?
4 Answers
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Is it better to use std::memcpy() or std::copy() in terms to performance?
Is it better to use memcpy as shown below or is it better to use std::copy() in terms to performance? Why?
8 Answers
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