1. Main memory includes ROM, RAM, cache 2.Cache is a small capacity memory between CPU and main memory question: 1. In the second point, does main memory mean that RAM, which is commonly known as "br > 2.cache ", only logically belongs to memory, b...
traditional hard drives rely on the mechanical rotation of magnetic heads to read and write data. it is said that solid-state drives have the same principle of reading and writing as memory, so solid-state drives have no heads? then why can t the spee...
for (var i = 0; i < pcities.length; iPP) { pcities[i] {name: "", id: 438} str2 += <li onclick="selectcity( + pcities[i].id+ , +pcities[i].name + );"><i class="datadd" >...
the problem we are facing now: opening the home page of the website requires statistics of a lot of tables, and each temporary summary will be very slow. if you do a data statistics function alone, you will need a lot of extra workload and redundant d...
ppt if ( req.files[0].mimetype === application vnd.openxmlformats-officedocument.presentationml.presentation || req.files[0].mimetype === application vnd.ms-powerpoint ) { var form = formstream(); form.buffer( file , des_fil...
I installed carbon, with composer and got an error when using it: fatal error: Class CarbonCarbon not found I installed it using composer require nesbot carbon. The directory structure after installation is as follows: Do you want to set some...
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