WoW patches are usually downloaded automatically when they are needed. The only time they are not, is when you get them from a third party. They will come as on .exe file (somttimes the file is .zipped.). With these you just run the .exe file.
NOTE: Be carefull with files from third part sites. there are only a few sites that are trustworthy. It is better to use the blizzard downloader as this is safer.You can't download an installer of dota, but you can download the maps and put them in the respective folder in your warcraft III game folder. Dota allstars officia website: http://www.dota-allstars.com/
The previous patch files will be in the patches folder in the main world of warcraft folder in program files. The patch files can be deleted once they are installed. any updates they have installed will be part of the main game and cannot be removed. If you don't like the new features added by the patch you cannot remove these, they need to be installed to play the game.
It should be in your Warcraft III folder. If it's not then your doomed.
Just drag all the maps from the torrent to the WC3 map folder.
Download the addon. You can usually find this on the Curse Addons website (listed in the links). Save it. Then move it to your addon folder in your World of Warcraft folder. To find the folder go to your wow folder, then interface, and inside that should be addons. Next time you are at the character screen an addon button will be on the lower left.
download Warcraft Version switcher, google it!. after you download it, it will look for your warcraft folder, when its done, open WVS again and execute the program, then find the button OPTION and go to Warcraft III option and set all to lower settings then apply. Its done.
download the addon. Should be on a zip file. Simply extract the file. place the folder with all the files in your >world of warcraft>interface>addons folder.
Whenever you take a screen shot in game, it is saved to your screenshots folder in your world of warcraft main folder.
world of warcraft must have a data folder, or else it would not be able to run. a data folder can be hard to locate depending on what computer software you use (I.E windows vista)
Go into your world of warcraft folder on your computer and run the repair
if your talking about the warcraft 3 world editor if you go in the start menu, all programs and then warcraft 3 folder then there it is..
There are patches to download to fix glitches in Runescape. One is a home made patch housed in a public Dropbox folder. However, the general recommendation due to the numerous hackers out there is to first check the Runescape site for such patches and download from there, not from unknown sites. Another option is to submit a bug report to Runescape as they have a good track record of getting on and fixing problems quickly.