I am asking for advice to create efficient algorithm for receiving message, checking timeout and doing appropriate action to time-outed situation (or simply thr
I'm trying to use paginator in my search form , everything works fine until I hit next page it shows a ValueError at /search/ views.py: def search_book(request)
I am currently working on a simple program where you're asked "How many random numbers between 0 - 999 do you want?" You enter a value (lets say 3), and it prin
I have a checkbox with 6 elements, consisting of an icon, text and an information icon. You can imagine like this: "icon" "text" "i" ... I now want to display a
i'm new to rails , i'm tring to write spec test for controller method create and I can't figure out how to pass params users to get method. here is create metho
As the title says I want to know how to save HTTP request data and user data into my database. I am using Postgres. I google around a bit and found an answer su
I am trying to understand tidyeval. Why does the below error occur? x <- "dplyr" library(eval(x)) ## Error in library(eval(x)) : 'package' must be of length
I don't understand what feature of the language is behind this code to work. Specifically, how are the values from [a,b,c].sort automatically populated into the