When I open a file, does vim read it all into memory? I experienced significant slowdowns when I open large files. Or is it busy computing something (e.g., line number)?

I've got a request for a research website which will test user's behavior when doing repetitive tasks on a normal and slow Internet connections. I'm wondering if there are any JS libraries I could...

I was asked this question once at an interview: "Suppose you own a website where the server is at some remote location. One day, some user calls/emails you saying the site is abominably slow...

EDIT: It seems that, at least in this case, transposing the grid has a negative effect on the L2 Cache Bandwidth. This was obtained from the visual profiler. The reason why is not clear to me yet. ...

I just downloaded VS15 2015 Community on my Windows 10 machine, and just installed all of the default packages. For whatever reason, if I try to open a javascript file, or nearly any other extensio...

I currently have an asynctask which downloads a mp3 from a server. When the user starts to download it, a status bar notification is created. This displays the progress of the download in real time...

Please don't be discouraged by the long post. I try to present as much data as I can, and I really need help with the problem :S. I'll update daily if there are new tips or ideas Problem: I try t...

I was working on migration scripts which selects data from one MySQL database and import through doctrine into another MySQL database. The problem was that after every chunk of created entities, my...

The Magento admin backend is very slow with fresh installation of the same version 1.7.0.2. With my previous installation, it was working perfectly fine with reasonably good speed on the same serv...

My WatiN tests have suddenly gotten REALLY slow when I dispose the Internet Explorer object. Here's my setup... * Windows 7 (Evaluation Build 7100) * Internet Explorer 8 (Version 8.0.7100.0) * Wa...

EDIT: I decided to rewrite this to include a working example of my problem. Although this is pretty long, I hope that it proves to be useful for many in the future. import sys from matplotlib.ba...

The code below reproduces the problem I have encountered in the algorithm I'm currently implementing: import numpy.random as rand import time x = rand.normal(size=(300,50000)) y = rand.normal(siz...

Executive summary: How can one specify in his code that OpenMP should only use threads for the REAL cores, i.e. not count the hyper-threading ones? Detailed analysis: Over the years, I've coded a...

After working with many CMSes and cutting up many HTML designs, when I saw SilverStripe's use of CSS, I was converted. Essentially, that it would be a waste to change IDs in <div> tags depen...

I am experimenting with WPF and re-implementing my old maze screensaver. My code basically adds a bunch of images to the canvas, building up a grid, 64x64 pixel images side by side, to cover the e...