๐Ÿš€ UllrichLumina

All Posts

Thumbnail for Posts

Using GPU from a docker container

๐Ÿ“‚ Categories: Docker
๐Ÿท๏ธ Tags: Cuda

Im searching for a way to use the GPU from inside a docker container The container will execute arbitrary code so i dont want to use the privileged mode Any

Thumbnail for Posts

usrbinld cannot find -lz

๐Ÿ“‚ Categories: Programming
๐Ÿท๏ธ Tags: Linux Gcc Linker

I am trying to compile Android source code under Ubuntu 1004 I get an error saying usrbinld cannot find lz Can you please tell me how can I fix it What does

Thumbnail for Posts

View not attached to window manager crash

๐Ÿ“‚ Categories: Programming
๐Ÿท๏ธ Tags: Android

I am using ACRA to report app crashes I was getting a View not attached to window manager error message and thought I had fixed it by wrapping the

Thumbnail for Posts

Want to find records with no associated records in Rails

๐Ÿ“‚ Categories: Programming
๐Ÿท๏ธ Tags: Ruby-On-Rails Arel Meta-Where

Consider a simple association class Person hasmany friends end class Friend belongsto person end What is the cleanest way to get all persons that have NO

Thumbnail for Posts

What algorithm can be used for packing rectangles of different sizes into the smallest rectangle possible in a fairly optimal way

๐Ÿ“‚ Categories: Programming
๐Ÿท๏ธ Tags: Algorithm Packing

Ive got a bunch of rectangular objects which I need to pack into the smallest space possible the dimensions of this space should be powers of two Im aware of

Thumbnail for Posts

What are the main differences between R data files

๐Ÿ“‚ Categories: Programming
๐Ÿท๏ธ Tags: R R-Faq Rdata Rda

What are the main differences between RData Rda and Rds files Are there differences in compression etc When should each type be used How can one type be

Thumbnail for Posts

What does program to interfaces not implementations mean

๐Ÿ“‚ Categories: Programming

One stumbles upon this phrase when reading about design patterns But I dont understand it could someone explain this for

Thumbnail for Posts

What is dtypeO in pandas

๐Ÿ“‚ Categories: Python
๐Ÿท๏ธ Tags: Pandas Numpy Dataframe Types

I have a dataframe in pandas and Im trying to figure out what the types of its values are I am unsure what the type is of column Test However when I run

Thumbnail for Posts

What is the difference between and in CSS

๐Ÿ“‚ Categories: Css
๐Ÿท๏ธ Tags: Css-Selectors Namespaces

In CSS will match any element Frequently is used instead of to match all elements This is generally used for testing purposes What is the difference between