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What is an OS kernel ? How does it differ from an operating system? [closed]
...s an operating system in that sense.
The end-user definition is usually something around "a software package that provides a desktop, shortcuts to applications, a web browser and a media player". A kernel doesn't match that definition.
So for an end-user a Linux distribution (say Ubuntu) is an Ope...
Is there a way to get rid of accents and convert a whole string to regular letters?
...ts and making those letters regular apart from using String.replaceAll() method and replacing letters one by one?
Example:
...
Default string initialization: NULL or Empty? [closed]
I have always initialized my strings to NULL, with the thinking that NULL means the absence of a value and "" or String.Empty is a valid value. I have seen more examples lately of code where String.Empty is considered the default value or represents no value. This strikes me as odd, with the newly...
iPhone App Minus App Store?
...per Program
For a standard iPhone you'll need to pay the US$99/yr to be a member of the developer program. You can then use the adhoc system to install your application onto up to 100 devices. The developer program has the details but it involves adding UUIDs for each of the devices to your applica...
Django Cookies, how can I set them?
...in solution :
This is a helper to set a persistent cookie:
import datetime
def set_cookie(response, key, value, days_expire = 7):
if days_expire is None:
max_age = 365 * 24 * 60 * 60 #one year
else:
max_age = days_expire * 24 * 60 * 60
expires = datetime.datetime.strftime(datetim...
Instance attribute attribute_name defined outside __init__
...
The idea behind this message is for the sake of readability. We expect to find all the attributes an instance may have by reading its __init__ method.
You may still want to split initialization into other methods though. In such case, you can si...
Problems with Android Fragment back stack
I've got a massive problem with the way the android fragment backstack seems to work and would be most grateful for any help that is offered.
...
Change key pair for ec2 instance
How do I change the key pair for my ec2 instance in AWS management console? I can stop the instance, I can create new key pair, but I don't see any link to modify the instance's key pair.
...
Using custom std::set comparator
...t order of the items in a set of integers to be lexicographic instead of numeric, and I can't get the following to compile with g++:
...
XML Validation with XSD in Visual Studio IDE
...
You'll need to associate the XML document in Visual Studio with the XSD file you have.
You should see something like this in your Properties window of the XML document:
In the XML schema set editor (opens when you click on the (...) ellipsis in the "Schemas"...