slow

Using the Android SDK on a Mac, Eclipse is really slow. How can I speed it up?

I'm using Eclipse + the Android SDK on a Mac running Snow Leopard to develop Android apps. Thing is, Eclipse is really slow - like, it "beach balls" for a few seconds when changing tabs. Is there anything I can do to improve it's performance? ...

Lot of time spent with following waits 'SQL*Net message from client' and 'wait for unread message on broadcast channel'

My application that wraps around Oracle Data pump's executables IMPDP and EXPDP takes random amounts of time for the same work. On further investigation, I see it waiting for again random amounts of time with the event 'wait for unread message on broadcast channel'. This makes the application take anytime b/w 10 minutes to over an hour f...

Symbols taking very, very long time to load when hosting ASP.NET app in IIS

Hi, I'm hosting my project using IIS, running from Visual Studio. Whenever I recompile, on the first run it takes several minutes (on a not awful machine) to load all the symbols. Please see http://joshz.com/so/symbols.html for a list of the symbols that are loaded. At the bottom there is a ThreadAbortException, I'm not sure if this i...

A 110 kb .NET 4.0 app needs 10 seconds for a cold start, thats not acceptable !

Hello, I am using the .NET 4.0 client profile for my app and I run a dual core with 4 GB Ram and a fast hard disk. nothing big is done at the start just showing a generic List in a wpf listview. How can I make the cold start faster of my assembly ? I have done now again a cold start and run the windowsapplication.exe in my \obj\x86\D...

How to make scrolling through images as fast as Apple's Photos app

The Goal — On an iPhone, to browse through several hundred locally-stored jpgs using a UIScrollView. The Problem — Like many others before me, I've tried implementing a scroll view based on Apple's Page Control sample code and found it lacking. The biggest issue I'm currently up against is that the sample code's architecture doesn't see...

web browser become slow or no response after several ajax calls

I'm totally newbie to jquery and ajax, my recently project is to help the representatives (reps) to manage customer quotations online. I have a page which displays all the quotations in a big table. I've managed to use ajax to fetch and display the quotations which associate to a particular rep after i click that rep's name. But the on...

IIS Slow response on POST requests

I have a web app that is calling a web handler .ashx via jquery POST on the production server it works fine but on the testing and locally all POST requests are much slower. All GET requests are very fast but POST are much too slow. What could be causing that? How can I troubleshoot it? ...

Too slow gwt develpment mode !

I'm using eclipse galileo with latest GWT 2.0 version in development mode, but it runs really slow (i should wait about 1 minute to open one page, but after compilation, my application works very well when I run it using tomcat 5.5). My code is not too heavy & i guess there is an os-related or software inconsistency problem, because I'd ...

script running very slow in IE with Jquery quickflip plug-in

I have a jQuery plugin running on my site that is executing very, very slowly in IE7/8 to the point that it throws a slow script warning to the user. It doesn't happen in any other browser, and I can't figure out what might be going on. If you go to this page: << REMOVED >> You'll see that there are 16 results on each page, and each o...

Non laggy movement in Flex or WPF

I'm trying to learn something about 2D games programming. For this purpose I've downloaded many samples developed in: Flex and Microsoft WPF. I've noticed that all the animations / moving objects are kind of non-smooth. I've seen a Flex example with double buffering which solved the image flickering, but it was laggy too. WPF example t...

Multi-process builds in Visual Studio 2010: Worth it?

I've started testing our C++ software with VS2010 and the build times are really bad (30-45 minutes, about double the VS2005 times). I've been reading about the /MP switch for multi-process compilation. Unfortunately, it is incompatible with some features that we use quite a bit like #import, incremental compilation, and precompiled head...

Rails initializes extremely slow on ruby 1.9.1

I just got my rails 2.3.8 app running on ruby 1.9.1. To get into the console, start the webserver, anything that initializes rails, takes 3 - 4 times longer in ruby 1.9 than in ruby 1.8.7. I'm using ruby version managers so I can easily switch between ruby 1.9 and ruby 1.8.7. The speed difference happens in both production and developmen...

Slow T-SQL query, convert to LINQ to Object

I have a T-SQL query which populates a DataSet from an MSSQL database. string qry = "SELECT * FROM EvnLog AS E WHERE TimeDate = (SELECT MAX(TimeDate) From EvnLog WHERE Code = E.Code) AND (Event = 8) AND (TimeDate BETWEEN '" + Start + "' AND '" + Finish + "')" The database is...

Rails app slowness, is it my app or is it the host?

I'm currently on a Shared server with hostingrails and I'm finding my app to be unbearably slow at times but running at a normal pace at other times. Is there something in the configuration that could cause this or should I think about changing hosts? I'm using mod rails and I'm told that if I don't have many users it can be slow at time...

Drupal 6: Extremely-Annoyingly slow although devel (&all development modules) are disabled!

Hi friends, I'm new at Drupal. I use Hostgator and working on my first Drupal project, at the begninning everything was fine. but later site has started loading extremely slow! I even needed to contact to HostGator, and they restarted the apache. than it was fine for 10 mins, and same again now! Sometimes it give mysql errors like Th...

Drupal 6: using too many Views module causing site to go down cos of too many mysql connection.

Hi friends, I have HostGator Baby Shared Plan . I develop Drupal site on. everything was fine at the beginning, then by the time i go further with development, site started ti work really slow. now it is not working at all. giving my sql errors like TOO many connections, etc... I created so many blocks, pages with View. so it makes my...

Limit CPU usage of a process

I have a service running which periodically checks a folder for a file and then processes it. (Reads it, extracts the data, stores it in sql) So I ran it on a test box and it took a little longer thaan expected. The file had 1.6 million rows, and it was still running after 6 hours (then I went home). The problem is the box it is runnin...

aspnetserve (web server) question

Hi. Using a 'portable' web server in aspnetserve (http://code.google.com/p/aspnetserve/) to host .NET web apps locally on a machine. I've been having speed issues, it would seem. Debugging with VS (their default webserver for such) runs much quicker with no issues. Having issues to the point of seeing javascript fail to load with as...

How can i simulate a slow network connection

Hi, I have a Bet Server which sends bet data to a game terminal I would like to simulate a slow network connection. i want the network to be really busy, heavily loaded so i can see how the bet server performs and if it times out when there is a heavy load on the network. Are there any tools i can use to do this? Thanks for any help....

Building SL4 + RIAServices app takes too long on VS2010.

Got a Win7 box with VS2010 Premium installed on it. Building desktop apps works just fine. But we got this solution with 15 SL4 and 21 desktop projects... Building the SL part of it takes too long. This is very irritating and encourages to drop TDD since every time I run a test it takes ~3 seconds for msbuild to find out that nothing c...