All Questions

1
vote
2answers
99 views

Do some websites block school building/classroom IP networks because they mistake us for possible DDOS?

So I had my students go to NodeJS.org to download Node.js, and they did it with no problems. Two days later, I had them go to NodeJS.org again, but none of us could access the site, not even from the ...
14
votes
8answers
6k views

How can I automate the grading of programming assignments?

As a TA, the usual workflow for grading programming assignments for an introductory course would be: Some instructors used email as a submission mechanism (yes, really.) So, search for submissions in ...
44
votes
11answers
25k views

How bad is a Computer Science course that doesn't teach Design Patterns?

I'm at final year of my graduation in Computer Science in Brazil. The university that I study is one of the best in the country and my passion is for Software Engineering. It disappoints me, in ...
3
votes
3answers
79 views

Automatic grading of test-cases

Last year I taught a programming course, and used an automatic grading system for grading the students' homework (in addition to other evaluation measuares). It worked quite well; the bottleneck was ...
1
vote
1answer
58 views

Online Code Review Scripts Like Udacity

Please, can anyone recommend a simple online code review scripts/website similar to udacity. Instructor upload students code to the scripts, they add inline comments and can send the URL to the ...
20
votes
9answers
4k views

IDE vs Editor and terminal for CS1

I am involved in the teaching of CS1 and CS2 at the University of Oslo. We have recently transitioned from Java to Python as our introductory language. We have a strong tradition of teaching students ...
7
votes
4answers
146 views

Students seem to be unable to use code to express their ideas. Is the teaching methodology improvable?

In my beginner experience as a teacher, the thing that's strucking me most is a sensation of my students' inability to express their (valid!) thoughts in code. Let me deepen it a bit. I inherited a ...
2
votes
2answers
36 views

About the ACM and IEEE-CS Computing Curricula

I've been searching for a detailed definition about what computer science is about for years, when one day I came across these two documents: Computing curricula 2005 report and Computer Science ...
0
votes
0answers
11 views

Can someone apply for a Masters in Computer Science having two years Associate degree and professional experince in programing [migrated]

If someone has a associate degree with courses (Maths and Physics) and more than 10 years of (verifiable) programming experience, can apply for any good international university? To overcome the ...
3
votes
2answers
133 views

Using online courses instead of / in addition to traditional lecturing

Some time ago, I needed to teach git in the class. So I took a 6 hours course in one of the online courses websites (I think it was udemy or coursera). The course was so good, that I was wondering why ...
-1
votes
0answers
28 views

What do I need to know [closed]

I have a question, but I am not sure where I should have posted it.This seemed like the best option. So i was wandering what should I be able to do before I can call my self a c# dev. If possible ...
2
votes
0answers
51 views

Angular vs React vs Vue

For a software course about rich client Javascript applications we want students to be able to choose what framework they will use. Now to give us a little bit of control we want them to be able to ...
2
votes
3answers
101 views

C# Array Lesson Plan

I'll be sitting in for a teacher next week and I'll be teaching about arrays in c#. They've been taught about variables, basic types (int, string, double) and how to print data to the console. They ...
3
votes
2answers
113 views

What is the best way to learn an object oriented programming language with framework, data structure and alogrithms?

At first I will say, I known some basics Python and Haskell. For now I decided to follow my programming road with Python. I have chosen a few issues and their learning path, hence I would like to know ...
4
votes
4answers
63 views

What's a good unit testing assignment for Android?

I'm teaching a capstone (the final class in an undergraduate program) software engineering course in which we are developing Android applications in Java. I consider test-driven development and unit ...
5
votes
2answers
142 views

Java or Kotlin for beginners (procedural programming knowledge is existing)?

We are teaching an "introduction to cs" course (bachelor level) and in the first half of a year students are learning the fundamental principles of procedural languages. We are using python 3 and C as ...
4
votes
1answer
82 views

How to learn to solve trees, graphs questions for competitive programming

I learnt about trees and graphs from my textbooks (undergraduate level) last year. But now I'm doing competitive programming and unable to solve questions involving these concepts. I fail to ...
13
votes
7answers
620 views

Programming language for teenagers

I have been asked to give an introductory programming course for kids between 14-15 years old. Scratch seems like a good option for young children, maybe up to 12 years old. Python, is also a good ...
9
votes
8answers
539 views

The use of the Octal system

I was teaching the Octal number system and a student raised the question "Why should we use the octal number system, if we have binary and hexadecimal?" I was very confused, trying to explain the ...
9
votes
2answers
157 views

Does/should a CS education include information about responsible use of human subjects in research

We had a question over at academia.se about what responsibility a PhD supervisor has for teaching students about the use of human subjects in research. In some fields it is obvious that a research ...
1
vote
1answer
159 views

latest Book (2018/19) for Computer Science for Grade 2 to 8 students [closed]

I am currently looking for what book to use/adapt for the 2019-2020 school year for students Grade 2 to 8 ICGSE or CBSE or other pattern.
4
votes
3answers
93 views

Learning disabilities as a barrier - should I stop learning?

I am not a teacher. I'm an adult with learning disabilities. I have autism and memory problems. As a child, I was way behind and stuck in SLD, where the teachers had little interest in teaching, so ...
4
votes
2answers
120 views

Book recommendation: basic, broad and solid overview for advanced learners

I did a PhD in software engineering, now working in financial IT. I had a proper education in algorithms, data structures, operating systems, networks, software etc. and worked as a tutor for Java, ...
3
votes
3answers
144 views

Is learning C++ recommended for beginners?

I have heard a lot of people saying C++ is a hard language to learn and is not a good language to start. I myself am a beginner in programming and have jumped straight into C++ as soon as I heard that ...
22
votes
6answers
4k views

How should floating point inaccuracies be explained and justified?

When I first started working with floating point arithmetic, issues like the one illustrated in the sample below both frustrated and confused me: ...
5
votes
3answers
143 views

Teaching NFAs after DFAs

Michael0x2a's recent question reminded me of a problem I've had teaching about Nondeterministic Finite Automata in the past. I can get my students quite comfortable following and creating DFAs, but ...
6
votes
3answers
105 views

How to encourage participation in the national olympiad in informatics?

Currently, relatively few participate in the national olympiad in informatics (high school) of my country. This is partially because the first round takes a bit of time (up to 40 hours if one wants to ...
2
votes
0answers
42 views

Curriculum choice for AP Computer Science A

We are currently researching what curriculum to use/adapt for the 2019-2020 school year. It will be our first year offering AP CSA. The students taking the class will have had 3-7 years of computers ...
8
votes
6answers
120 views

Quizzes after lectures

I put together elaborate, very carefully planned out lectures, complete with highly distilled exemplars, student teach-backs, and mid-lecture activities to check for understanding. I've had feedback ...
1
vote
0answers
35 views

Which image rotation libraries use the Paeth algorithm?

I'm teaching linear algebra, and thought I'd show my students Paeth's rotation by shearing algorithm as a nice quick example of matrix manipulations. I'd like to include the information of which ...
11
votes
7answers
2k views

Any simple Python GUI projects for beginner/novice programming students?

I teach programming at a university, at 2 freshmen courses. My students are being introduced to programming for the first time, so we have to teach them about algorithms, variables, control flow, ...
3
votes
5answers
147 views

JavaScript to teach Theoretical Computer Science

We have been considering moving JavaScript into our core curriculum for vocational-readiness reasons. However, our core CS curriculum focuses on concepts that won't become out of date. There are ...
13
votes
3answers
232 views

Should programming assignments be graded based on results from unit tests or based on the similarity to the correct implementation?

Imagine students in a course on algorithms & data structures, which are given homework assignments to implement things like trees, hash sets, sorting algorithms, etc. Due to the high number of ...
2
votes
3answers
106 views

How to learn to program compiled languages efficiently when coming from an interpreted language?

I have experience with Python and now am learning C++, I am finding the lack of an interpreter or a repl to be a serious hinderance when learning the language, as well as the ability to type ...
5
votes
5answers
303 views

What is a good teaching example/application for jagged arrays (2d arrays with irregular row lengths)?

We are teaching an AP CS class and the topic of 2d-arrays is coming up. There are plenty of cool and approachable sample applications for standard rectanglular arrays - matrix math, MIDI music, sudoku,...
4
votes
4answers
101 views

How to write a grading rubric for coding assignments?

I'm trying to improve the grading process and I need to write some guidelines for the graders. Students submit Java code for the assignments. Any ideas/suggestion about how to structure the grading?
2
votes
4answers
154 views

How can I improve my understanding in Computer Science?

I am new to Computer Sciences, working as machine learning engineer. I only know the basics of programming. How can I improve my technical comprehension so that I will be able solve different ...
5
votes
3answers
82 views

Do you know of a complete textbook for teaching databases?

The textbooks that I know about, teaching databases, are not complete. In the sense that they lack a complete set of assignments, homework, projects, slides and instructor manual. Do you know of any ...
3
votes
2answers
82 views

Improve motivation in the final part of a project based course

Fellow educators, I am teaching a project based course composed of two parts. The first half of the course focuses on basic concepts and activities that serve as preparation for the second half where ...
5
votes
2answers
283 views

Real world example application built with Python and JavaScript?

Does anyone have any suggestions on a small program or application to write that would help a Python beginner work with JavaScript? For example, when one is learning JavaScript, building a small to-do ...
6
votes
1answer
113 views

How can I set up and deliver a Computer Hardware Course for the first time?

I'm in need of major help at my current job. I'm a HS teacher and I teach a private school - I just started in August, two days before school started and five days before the previous teacher left for ...
2
votes
2answers
70 views

How to explain ETH to undergraduate students?

I am a TA for complexity theory course. I want to explain the Exponential Time Hypothesis (ETH) to undergraduate students. They have done algorithm and theory of computation course. They know about ...
64
votes
21answers
13k views

What are good examples that actually motivate the study of recursion?

One of the traps of imperative-first is how difficult it becomes to help students make sense of recursion when they finally encounter it. And if those kids are fairly competent iterative programmers, ...
4
votes
4answers
126 views

Code highlight for classroom use

I am thinking about "dissecting" my code with students, going line by line and commenting (why is this the condition of the while? What does this piece of code do?) A simple example can be found here:...
3
votes
1answer
180 views

Resources for the Praxis CS Test

Current middle school/high school teachers in my state who want to obtain an additional license to teach computer science (notably AP CSP/CS A) must pass the Praxis computer science test (5651). I'm ...
5
votes
3answers
119 views

Making induction meaningful

I've been teaching inductive proofs of code correctness to high school students for three years now, and the instruction has steadily improved. Many of the students come in not having done inductive ...
2
votes
2answers
114 views

Beginner Javascript course - recommended books

I was asked to teach Javascript to total beginners. Since it would most likely be free of charge, I would rather not spend time making my own slides and material. I would follow a book or some other ...
6
votes
5answers
221 views

Why do educators not set an upper bound for the amount of times we're allowed to compile code?

First of all I'm sorry if the wording of my question is off so let me be more specific with what I mean; At my University we have some platforms we can code on and hand in assignments. They usually ...
2
votes
3answers
114 views

Why and how is it efficient to process sorted arrays than unsorted arrays?

It is well accepted that processing sorted arrays is easier and efficient. What would be the pedagogical approach to explain how and why it is more efficient to process sorted collections than ...
35
votes
14answers
11k views

What is good age to start learning programming?

I am thinking of offering classes for people, maybe take 5 to 10 at the time. There would be 4 hours every Saturday, twice a month, for three months. So in total 6 such sessions. The language thought ...

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