4 min
0
How to turn on user account control
My win10 system never opens user account control! Cause: the user account that the computer…
Category: mini apps
2 min
0
How to make data retain two decimal places without change
How do I keep the two valid digits after the decimal point unchanged? Take two…
3 min
0
How to take the soft exam network engineer certificate
What is the examination form of the soft exam network engineer? The network engineer belongs…
4 min
0
ascii displayable characters
How many characters can the ascii code represent? The number of characters that can be…
2 min
0
Three main features of the linux operating system
What are the characteristics of LINUX operating system? 1, openness: linux operating system to comply…
9 min
0
How does the National Timing Center get its time?
Who makes “Beijing Time”? The “producer” of Beijing Time is the National Timing Center of…
12 min
0
The essential feature of the probability density function is
What is the normal distribution? Standard normal distribution density function: f(x)=(1/√2π)exp(-x^2/2). And where exp(-x^2/2) is…
1 min
0
How to convert jpg to jpeg
How to convert photo jpg to jpeg format Jpg image to jpeg format is as…
1 min
0
How to turn off the firewall on Huawei computers
Huawei laptop has been prompted to pay attention to the firewall settings 1, we first…
5 min
0
What is the best computer network lab book
What are the recommended basic books on computer networks For example, “Experimental Tutorial on Computer…