Cluster issues ?
Labs · 42 · 1 · 8 Jun
Hello! It seems the cluster is having issues, I think because the space allocated to it is getting…
Lab 4: exercise 4.12
Labs · 43 · 2 · 27 May
Hello, We would have a question about the exercise 4.12 of Lab 4. In the first part of the exercis…
Error on collect()
Labs · 48 · 4 · 26 May
Hello, We are getting the following error when calling `collect()` on an RDD: `Py4JJavaError: An er…
Access right problem with SparkContext
Labs · 52 · 3 · 26 May
Hi, I am having trouble using PySpark. Indeed, when I try to use the global SparkContext, sc,…
Lab 4 - LSI
Labs · 79 · 4 · 26 May
Hello, We are having some trouble with the "svds" function in the part 2 of lab 4. It seems to u…
Exercise 4.5 meaning of question 1
Labs · 58 · 2 · 19 May
Hello, I don't really understand what it means to "Print the top-10 topics as a combination of 10 …
Exercise 2.10
Labs · 67 · 1 · 8 Apr
Hey ! I was wondering for this part when we are asked to simulate the epidemic multiple times st…
Lab 2 : Part 3 - What do the coordinates correspond to ?
Labs · 51 · 1 · 4 Apr
Hi, In the lab handout for part 3, it is written in the description of the json file : "a tup…
Exercise 2.9
Labs · 48 · 1 · 3 Apr
Hey ! About the question 4, I was wondering if we had to represent the visualization of the graph a…
Using regular Spark on cluster
Labs · 50 · 2 · 19 Mar
Hello! I was wondering if there's a way to use regular Spark on the cluster as opposed to pyspar…
Part 2.2, exercice 2.7 and 2.8 [copy of a discord post]
Labs · 97 · 2 · 19 Mar
Hello ! I was wondering for part 2.2, exercice 2.7 and 2.8 how to know the size of N ? (for how…
Iterating over nodes
Labs · 81 · 2 · 15 Mar
Hi! I'm trying to iterate over the nodes of a graph generated from the network1.csv file. I've t…
Numpy import in jupyter notebook
Labs · 45 · 1 · 24 Feb
Hello, I trying to run the 'DataScience' notebook but I met issues with numpy. Indeed the first …
Can't finish the setup properly
Labs · 60 · 2 · 24 Feb
Good afternoon; I'm having a problem finishing the setup lab; I followed all steps written without…