scene: Raspberry pie 3B+ camera is official: , , , , : mmal: mmal_vc_port_enable: failed to enable port vc.null_sink:in:0(OPQV): ENOSPC mmal: mmal_port_enable: failed to enable connected port (vc.null_sink:in:0(OPQV))0x16b90b0 (ENOSPC) mmal: mma...
contact with raspberry pie script file for the first time, this is downloaded on github, why report not found s fault? function install_module { -sharp src=$1 mod=$2 if [[ -d var lib dkms $mod $ver $marker ]]; then -sharp rmdi...
openwrt: there is also a 17 lede-17.01.5-brcm2708-bcm2710-rpi-3-ext4-sdcard.img are all stuck here. What s the reason? am I in the wrong place? Light cat-routing-raspberry pie -desktops, etc. ...
when the raspberry pie 3 is plugged into the power supply, only the red light is on, and the CPU temperature is very high, and then plugging in the monitor does not respond, so it cannot enter the system, even if the SD has been rewritten many times. Is ...
if you want to build a gitlab, you don t want to use someone else s server, just like your own. Many great gods on the Internet say they have built it. but I don t know much about this. I m a front-end player. Linux knows and has deployed some web...
Today, when adjusting the interface to the background, there is a checkbox check box on the page. If selected, the form form submission will send the value value to the background as y; if it is not selected, how to send the value to n? -because if chec...
the difference between border and padding 1px, solve. : 100%: ...
as shown in the figure, this association query is different in that it is associated with the same table indicates that table_test requirement: first query the result set of the field whose reply_type is 0, and then use the reply_id of the resul...
netty often reports such exceptions, especially frequently there are only 3 tcp connections checked, but this exception is reported frequently error message java.io.IOException: Connection reset by peer at sun.nio.ch.FileDispatcherImpl.read0(Nati...
Environment: vuecli3 question: local component reference, whether vue can use components at multiple levels the question may be difficult to understand, for example Root component App.vue create custom components A.vue B.vue C.vue t...