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How can I dynamically create derived classes from a base class
...eter names.
The parameter verification in __init__ just does not allow
unknown parameters, if you need other verifications, like
type, or that they are mandatory, just add the logic
there:
class BaseClass(object):
def __init__(self, classtype):
self._type = classtype
def ClassFactory...
Spring schemaLocation fails when there is no internet connection
...s contents in spring-context-3.0.5.RELEASE.jar:
http\://www.springframework.org/schema/context/spring-context-2.5.xsd=org/springframework/context/config/spring-context-2.5.xsd
http\://www.springframework.org/schema/context/spring-context-3.0.xsd=org/springframework/context/config/spring-context-3.0...
google oauth2 redirect_uri with several parameters
...arameters ->
{ "a" : "b" , "c" : 1 }
/2. do a base64UrlEncode , to make it URL safe ->
stateString = base64UrlEncode('{ "a" : "b" , "c" : 1 }');
This is a PHP example of base64UrlEncoding & decoding (http://en.wikipedia.org/wiki/Base64#URL_applications) :
function base64UrlEncode(...
How to Query an NTP Server using C#?
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Since the old accepted answer got deleted (It was a link to a Google code search results that no longer exist), I figured I could answer this question for future reference :
public static DateTime GetNetworkTime()
{
//default Windows time server
const string ntpServer = ...
Get the first element of an array
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Peter Mortensen
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answered Sep 22 '10 at 16:04
blueyedblueyed
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What is the Linux equivalent to DOS pause?
I have a Bash shell script in which I would like to pause execution until the user presses a key. In DOS, this is easily accomplished with the "pause" command. Is there a Linux equivalent I can use in my script?
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Getting “Warning! PATH is not properly set up” when doing rvm use 2.0.0 --default
Above doesn't work first time, works 2nd time.
16 Answers
16
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How are multi-dimensional arrays formatted in memory?
In C, I know I can dynamically allocate a two-dimensional array on the heap using the following code:
6 Answers
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How do I copy a hash in Ruby?
I'll admit that I'm a bit of a ruby newbie (writing rake scripts, now). In most languages, copy constructors are easy to find. Half an hour of searching didn't find it in ruby. I want to create a copy of the hash so that I can modify it without affecting the original instance.
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Can you have additional .gitignore per directory within a single repo?
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Yes, you can. Try it, it works fine. Put a .gitignore in the root of your repo, and put another .gitignore with additional things to ignore in a subdirectory.
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