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2
votes
1answer
91 views

Models, collections…and then what? Processes?

I'm a LAMP-stack dev who's been more on the JavaScript side the last few years and really enjoying the Model + Collection approach to data entities that BackboneJS, etc. uses. It's helped me organize ...
3
votes
1answer
128 views

Why do we need fork to create new process

In Unix whenever we want to create a new process, we fork the current process i.e. we create a new child process which is exactly the same as the parent process and then we do exec system call to ...
6
votes
3answers
884 views

Japanese Multiplication simulation - is a program actually capable of improving calculation speed?

On SuperUser, I asked a (possibly silly) question about processors using mathematical shortcuts and would like to have a look at the possibility at the software application of that concept. I'd like ...
4
votes
3answers
287 views

If this isn't a user story, what is it?

I'm with an org that is trying to transition to Agile. One thing that I've been struggling with is what they call user stories. In my experience, a user story would be this: Use should be able to ...
0
votes
1answer
44 views

Scheduling between child and parent process

When child processes are created using the fork system call what is there scheduling priorities..are they same? if so will always a child process run first and then parent...or is there a manipulation ...
0
votes
2answers
77 views

Data sharing across processes [closed]

I have a C# .NET app that downloads a users Tweets using LinqToTwitter. This is for TV broadcast - the client wants to show Tweets on air. We have two other apps that need to access these tweets. One ...
3
votes
6answers
410 views

Why are threads called threads?

I understand that a process a unit of resource ownership and executable instructions. Threads allow a process to share its resources with multiple executions, and it's easier for an OS to schedule ...
0
votes
2answers
261 views

Little and Big endian confusion

Just to make sure if I understand this correctly. Is this right that little endian processors read the memory addresses from highest to the lowest address and where as a big endian processors suppose ...
4
votes
1answer
322 views

Working with CPU cycles in Gameboy Advance

I am working on an GBA emulator and stuck at implementing CPU cycles. I just know the basic knowledge about it, each instruction of ARM and THUMB mode as each different set of cycles for each ...
1
vote
1answer
84 views

Generic service control interface

I need an interface to a back-end service, mostly for control commands (stop, status, cancel, reload config). The service might be in Python, Perl, Java, or whatever, and runs continuously. The ...
-5
votes
1answer
405 views

Why is an operating System denoted as 32 bit or 64 bit [closed]

Why are some operating systems labeled 32-bit and others 64-bit? If the processor is the one doing the actual execution, why does the operating system care about how many bits are used?
20
votes
5answers
954 views

Should testers approve releases, or just report on tests?

Does it make sense to give signoff authority to testers? Should a test team Just test features, issues, etc, and simply report on a pass/fail basis, leaving it up to others to act on those results, ...
2
votes
4answers
105 views

Find how the data has been processed

Well this has been a question I have puzzled about for a long time: Suppose I have a dictionary of input:output like: This {2: 6, 5: 15, 20: 60, 26: 78, ... 982: 2946, 997: 2991} where ...
2
votes
1answer
289 views

What is the difference, if any, between Model and QA environments?

I have worked for various organizations many of whom call their environment that comes after the test/developer environment and before the staging and/or production environment either model or QA. ...
4
votes
2answers
280 views

What is the preferred way of communicating between applications on the same system?

I'm designing a system that is built on several small applications written in python, some of these will be services and others will be programs that only run during special situations. What I need to ...
4
votes
4answers
348 views

CMS updates into subversion -> review process

We manage a range of client sites built in Wordpress and Joomla and these require regular updates to the core CMS and extensions. We keep these sites in subversion and place updates in subversion. We ...
14
votes
5answers
5k views

Are there any tools for remote coding interview? [closed]

Firstly, I'm not exactly sure if this question is a better fit over here, or on workplace.SE. So forgive me if it is in the wrong place. We are interviewing some candidates for a development ...
0
votes
3answers
647 views

How to make ASP .NET MVC website have a continuous process running?

This website is supposed to be a game where the players have some 'buildings' and these buildings produce resources. E.g. an iron mine may produce 30 pieces of iron ore per minute and automatically ...
-1
votes
2answers
852 views

Should I use simple socket programming to communicate between 2 threads? [closed]

Is it a good idea to communicate between 2 threads using sockets in Java? What I am trying to achieve is Inter-process communication using socket programming/RPC mechanism.
1
vote
1answer
484 views

Round Robin - how to determine the optimal quantum of time?

I have to calculate the proper quantum of time for Round Robin process scheduling algorithm. As I read in Tanenbaum's book, the quantum of time should cover like 80% of the running time of all ...
5
votes
2answers
2k views

What are the pros and cons of Inter process communication done via sockets vs shared memory?

I understand that two of the many more options for inter process communication can be : Shared memory Sockets Actually I saw these two options being exposed by Intellij Idea for debugging a Java ...
1
vote
3answers
293 views

Inter-process and inter-thread data sharing [closed]

I know that operating systems facilitate inter-process and inter-thread data sharing. I want to know about the mechanisms used to facilitate such sharing. I read about "pipes". What are the other ...
0
votes
1answer
218 views

Is there a limit on the number of threads that can be spawned simultaneously?

Yesterday I came across this question: How can i call robocopy within a python script to bulk copy multiple folders?, and I though it might be a good exercise for multithreading. I though of spawning ...
5
votes
3answers
1k views

How would one go about reading memory from a process? Is it different by OS?

As an experienced web-developer, but a novice "low level" programmer, this stuff is sort of voodoo to me still. I'm curious about how one would even begin to go about finding a memory block, and then ...
9
votes
7answers
1k views

Is agile about development or management?

On a debate over what Scrum is all about, I found that perhaps I totally misunderstood the agile thing. It appears to me that Scrum (which is certainly considered an Agile process) is all about ...
4
votes
4answers
320 views

Collaboration between client, web designer, and web developer

I am primarily a Web Developer (back end programming) - but intend to offer a complete service to my clients, from concept, to brand design, photoshop mock-ups and everything else in between. I'm ...
4
votes
1answer
197 views

What's a good model for continuous manager <-> programmer feedback?

Is it important for managers to give devs regular feedback on how they're doing and vice versa? I say vice versa because I consider employees to be responsible to their manager, and managers to be ...
1
vote
2answers
209 views

Reducing complexity of our custom framework

At our company, we have a custom software application using our own framework. The framework was built in approximately 2002 or 2003, long before I showed up at the company. Majority of the functions ...
-1
votes
2answers
153 views

Mulitple processes aware of each other

Hope you can help me with this, I've searched a lot and I got really confused of what to do here. I'm building a program in C and I need to run it multiple time as I need. So it's going to be like ...
25
votes
9answers
1k views

Should I log trivial fixes?

I'm in a code shop of two. And while I understand that a bug tracker is useful where the number of programmers is greater or equal to one, I'm not so convinced that logging bugs, changes, and fixes is ...