scheduling

I am looking for a radio advertising scheduling algorithm / example / experience

Hi Everyone, Tried doing a bit of research on the following with no luck. Thought I'd ask here in case someone has come across it before. I help a volunteer-run radio station with their technology needs. One of the main things that have come up is they would like to schedule their advertising programmatically. There are a lot of nea...

Fast method call scheduling in Python

Hi all! For some part of my project I need a process-local scheduling system that will allow me to delay method execution on few seconds. I have thousands of “clients” of this system, so using threading.Timer for each delay is a bad idea because I will quickly reach OS thread limit. I've implemented a system that use only one thread for...

Does Oracle Support Events?

MySQL supports events where i can set up something to happen in a specified time period Eg: Update the salary's every month Eg: Update something every year Eg: Change the status of a book to "overdue" in a week Etc etc etc How do I do this in Oracle? ...

How to create a new Linux kernel scheduler

Looking through the scheduler source code (2.6.34, kernel/sched.c), I can see how the "pluggable" schedulers are used, and I believe I understand the interface to be implemented. What I don't understand yet is how to get my code built into the kernel. At the very least, pointers to other sites would be appreciated. Right now, I'm grep...

SQL Server Maintenance Plan for fist 10 days of month

Hi, How to create a a maintenance plan for a full backup that run the first 10 days of the month in SQL 2008? THANKS! ...

Running rake task from Windows scheduler

Hi, I have a custom Rake file, which I want to run periodically(every day). I am using a Windows machine, and have a .bat file, which basically does cd path/to/applicaion rake filename I am using the windows scheduler to run the bat file but it aborts, complaining that some gems are missing. However, when I start up a command promp...

Priority aging as a process scheduling strategy. What are the advantages and drawbacks?

I have been doing some research on priority scheduling algorithms, and although I find Priority Aging to be a very basic (and seemingly sound) strategy, I can barely find information about it. Could someone please let me know the issues and advantages of implementing an algorithm? Thanks! ...

schedule java program

I want to run my java program in regular interval , lets say, in every 3 hours. I am thinking to write a .bat file and put command to call java class. But what is the best way to run .bat regularly in windows xp. Thanks in advance. I dont want to use third party tool. ...

Daemon thread to wake up at different intervals

I have a daemon thread which wakes up at a specified interval to do some task. Now I need to add two more tasks to the thread & these tasks have their own intervals. Something like After every x seconds do Task1 After every y seconds do Task2 After every z seconds do Task3 So I basically need to come up with a sleep logic to ensure t...

Gtk+ Loading data into a separate thread

Hello, The goal is to run in a separate thread function downloads data from the main form. To do this, use GIOScheduler. I have function for loading data: void load(GInputStream* input_stream, GCancellable* cancellable) { ... } The function load works 100%. Then there is the function you want to send in a separate thread: v...

GDkPixBufAnimation load problem

Hello, I need to run function in another thread then main form: I have a job_func: void job_func(GIOSchedulerJob *job, GCancellable *cancellable, gpointer user_data) { MainWin* mw = (MainWin*)user_data; while( g_cancellable_is_cancelled(mw->generator_cancellable) == FALSE) { loading (NULL, mw); } } Then load...

How to find out when user-created calendar events are about to start [Rails]

Hey there, I'm building an online calendar in Ruby on Rails that needs to send out email notifications whenever a user-created event is about to start/finish (i.e you get a reminder when a meeting is 5 minutes away). What's the best way of figuring out when an event is about to start? Would there be a cron task that checks through all ev...

What is the best way to optimize schema for capturing attendance data

We have a sports training camp which is regularly attended by various teams in the city. We have a session per day spanning 2 hrs(9-11 AM) and the time slots could vary for different teams. We would like to capture who attended the training camp on a daily basis. We arrived at the following model to capture attendance. (id, user_id, dat...

Booking resources in SharePoint

We need to automate booking of technicians through SharePoint. We have different number of technicians available each day. The users can look at the calendar to see availability, after they select a time when a technician is available they are presented with form asking for some details. Submit a form books a technician and sends an emai...

pthreads with real time priority

I need to manage a pool of threads having different priorities, so I wrote the following thread startup procedure: static int startup(thrd_t *thrd, thrd_sync_t *sync, int prio) { pthread_attr_t attr; int err; struct sched_param param = { .sched_priority = prio }; assert(pthread_attr_init(&attr) == 0); as...

Storing Schedule in Database

How do i store routine or schedule in Database in efficient way.Such as i have 20 rooms and in this rooms 8-10,10-12,... this way classes are held.How do i store this sort of schedule in database in efficient way? ...

task/activity precedences/dependencies

i am looking for some .net based library/piece of code to implement task/activity scheduling like microsoft project scheduling in following cases... Finish to Start Finish to Finish Start to Finish Start to Start please refer to understand in which context i am talking about... About linking tasks @ http://office.microsoft.com/en-us...

Most efficient method for a thread to wait for a specific time in Java

I'm aware of this question here but I have a slightly different question. If I wish to hand-code via the various Thread methods myself (not via utility classes or Quartz) the running of a Thread at a particular time, then what would be the most efficient (in terms of overhead) to code this. I considered: boolean wasInterrupted = fa...

Building an application to do a task periodically on a server

I'm looking for some guidance on the overall architecture of this little system I'm building. Currently, I have an app that is deployed (and updated) via xcopy to a few servers. This works well for updating the code, but it does not work well for updating the period of the code's execution, since it is setup as a windows scheduled task ...

JBoss Task scheduling: pass argument to method

Hi everyone! I'm trying to get a scheduler working in JBoss as 5. So far, I've created my own MBean (it works) and I created my scheduler like this: <mbean code="org.jboss.varia.scheduler.Scheduler" name=":service=Scheduler,name=SchedulableMBeanExample"> <depends>user:service=Print</depends> <attribute name="StartAtStart...