The harder the wind, the faster the cups spin, and the more frequently the reed switch pulses on and off. An electronic circuit counts the number of pulses per second and uses that to figure out the wind speed. Artwork: A typical reed switch flow meter works something like this. There'...
This function is in the system’s shared library, so the application doesn’t need to know the details of how it works or whether the implementation will change. When the function in the shared library runs, it acts according to a set of rules (found in /etc/nsswitch.conf) to determine...
This function is in the system’s shared library, so the application doesn’t need to know the details of how it works or whether the implementation will change. When the function in the shared library runs, it acts according to a set of rules (found in /etc/nsswitch.conf) to determine...
In this post, we will delve into the motivation behind tiered compilation and understand how it works. The Right Tool for The Job The basic idea behind tiered compilation is that most of the execution time of a program is spent on a small part of the code (i.e., a few methods). ...
User Account Control (UAC) is a key part of Windows security. UAC reduces the risk of malware by limiting the ability of malicious code to execute with administrator privileges. This article describes how UAC works and how it interacts with the end-users. ...
In addition, check whether the STA is far away from the AP. Generally, when the STA is more than 50 m away from the AP, the Wi-Fi speed cannot increase even if the AP works at the maximum transmit power. In this case, deploy more APs to improve the wireless signal coverage, or mo...
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When the traffic reaches the Layer 2 switch, the switch uses the 802.1p marking in the MAC header to give the traffic preferential treatment. QoS for Slow Links When slow links, such as dial-up modems, are used to connect to the Internet or another remote network, the network can suffer...
In this article, we’ll focus on how Upwork works for freelancers, with best practices from fellow independent professionals and extra resources to help you build a solid foundation. We’ll look at: Understanding Upwork for freelancers
A Frame is a top-level window with a title and a border. The size of the frame includes any area designated for the border. The dimensions of the border area may be obtained using thegetInsetsmethod. Since the border area is included in the overall size of the frame, the border effect...