ln creates a hard link, giving an additional real filename to a single file. The new filename has the status of the old one; it points (links) directly to the file data instead of to another filename as a symbolic link does. Hard links can be even more confusing than symbolic links....
In physics terms, the volume of the cylinder is related to how much work the fuel does as it expands, how much energy it transfers to the piston, and (if we consider how often this happens), how much power the car makes. So the bore and stroke are very important—and that's why ...
This machine can unscramble bottles automatically. and make the bottles orderly to next process. and upload belt use soft plastic, it won't hurt bottles. Save labor. Feature: 1. Compact structure, concise appearance, convenient operation; 2. Through sorting after the transportation institutions,...
This week we took it to one of the garment factories to find out how a piece of clothing is made and what sort of work is put into making your dream design.
Like other problems in robotics, tackling perception as a theoretical issue ("how does a robot see and perceive the world?") is much harder than approaching it as a practical problem. So if you were designing something like a Roomba vacuum cleaning robot, you could spend a good few years ...
This is the number one error. You tried to access a file that doesn’t exist. Because the Unix file I/O system doesn’t discriminate between files and directories, this error message occurs everywhere. You get it when you try to read a file that does not exist, when you try to change...
Get your free printable STEM activities pack! Pin How Does A Solar Oven Work A solar oven uses energy from the sun to heat and cook food. How does a solar oven work? The simple answer is that it absorbs more heat than it releases. Our DIY solar oven below is made of a pizza box,...
Note The procedure that is described in this article does not work for product updates that do not use Hotfix.exe or Update.exe as the installation program. For example, Internet Explorer updates for Windows NT 4.0, Windows 2000, and Windows XP use an INF-based installation instead of Update...
I've received a lot of flak for my response, specifically that I check in the packages that my code depends on. A few days ago, somebody unpublished all of their packages (https://kodfabrik.com/journal/i-ve-just-liberated-my-modules) (archived on Wayback Machine) which broke R...
If a DNS server does not have any local information that can answer the query, it simply sends a negative response. A DNS server makes this type of query as it tries to find names outside of its local domain(s) (when it is not configured with a forwarder). It may have to query a...