The tag has no wiki summary.

learn more… | top users | synonyms

0
votes
0answers
44 views

Concurrent Processes - Monitors and Reader/Writers

So this is a general question about the use of monitors in the Reader/Writers problem. I know the monitor procedures for the Readers/Writers problem are used for mutual exclusion to a critical ...
0
votes
0answers
22 views

Notice that a slide is empty

I got a table of slides(objects) which are displaying 1-4 elements(objects) in that style: **** SLIDE 1 * Element 1 * Element 2 * Element 3 * Element 4 **** SLIDE 2 * Element 5 ...
2
votes
0answers
37 views

Evaluating concurrent application design approaches on Linux

Working on relatively low-speed hardware, I need to grab a snapshot of a rapidly changing datastream and then post-process the snapshot data and save it to disk. I need help with designing the ...
-1
votes
1answer
58 views

Calling another program from a Windows Service

Problem: I am working on a service which will do some automated processing at a configurable time each night. It does some communication over the internet, formats some information, and creates a ...
2
votes
1answer
96 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
137 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 ...
4
votes
3answers
303 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
94 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
464 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
287 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
356 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
92 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
419 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?
19
votes
5answers
970 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
106 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
314 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. ...
3
votes
2answers
286 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
354 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
6k 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
683 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
967 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
557 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
330 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
236 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
345 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
200 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
214 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
154 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 ...
24
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 ...