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Are there good reasons not to use an ORM? [closed]
...te for some smaller projects which I mostly coded and designed on my own. Now, before starting some bigger project, the discussion arose how to design data access and whether or not to use an ORM layer. As I am still in my apprenticeship and still consider myself a beginner in enterprise programmin...
What is the difference between is_a and instanceof?
... must accept an Object as the first argument, but PHP versions >= 5.3.9 now accept an optional third boolean argument $allow_string (defaults to false) to allow comparisons of string class names instead:
class MyBaseClass {}
class MyExtendingClass extends MyBaseClass {}
// Original behavior, ev...
Postgresql - change the size of a varchar column to lower length
...ne tries to update anything on that row it's going to reject it as too big now, at the point it goes to store the new version of the row. Hilarity ensues for the user.
VARCHAR is a terrible type that exists in PostgreSQL only to comply with its associated terrible part of the SQL standard. If you...
Visual Studio 2013 IntelliSense stops working for ASP.NET MVC5 Controllers
...
Yep... fixed the issue for me right now. My ProjectName.v12.suo was 982 KB in size. Deleted it. Closed the solution. Reopened the solution and a new ProjectName.v12.suo got created. Intellisense is back again but this new .suo file is only 500 KB in size now. R...
What are Vertex Array Objects?
...; //vertf buf is a floatbuffer of vertices
At this point OpenGL Sees:
Now we can use glVertexAttribPointer to tell OpenGL what the data in the buffer represents:
glBindBuffer(GL_ARRAY_BUFFER, 0); //bind VBO at 0
glVertexAttribPointer(0, 3, GL_FLOAT, false, 0, 0); //each vertex has 3 components...
How does the HyperLogLog algorithm work?
...dom integers, see an integer which binary representation starts with some known prefix, there is a higher chance that the cardinality of the stream is 2^(size of the prefix).
That is, in a random stream of integers, ~50% of the numbers (in binary) starts with "1", 25% starts with "01", 12,5% starts...
How to get started with Windows 7 gadgets
... don't reside in the Sidebar anymore, and as such "dock/undock events" are now backwards-compatibility cludges that really shouldn't be used.
Best way to get started is probably to just tweak an existing gadget. There's an example gadget in the above link, or you could pick a different one out on ...
Using module 'subprocess' with timeout
...
I don't know much about the low level details; but, given that in
python 2.6 the API offers the ability to wait for threads and
terminate processes, what about running the process in a separate
thread?
import subprocess, threading
c...
machine learning libraries in C# [closed]
... checkout the AForge homepage - According to the homepage, the new version now supports genetic algorithms and machine learning as well. It looks like it's progressed a lot since I last played with it)
I don't know it's it's anything like WEKA as I've never used that.
(there's also an article on i...
Multiple file upload in php
...
I know this is an old post but some further explanation might be useful for someone trying to upload multiple files... Here is what you need to do:
Input name must be be defined as an array i.e.
name="inputName[]"
Input elemen...