to get the height offset of the element according to body, write the following function: function getTop(ele){ var top=0; function getEleTop(ele){ top+=ele.offsetTop; topeleoffsetTop if(ele.tagName.toLowerCase()== body ){ ...
shenjianlin@newdev:~ (spider) $ps-ef | grep searchwebsite | awk print $1 | xargs-I kill-9 {} awk: cmd. Line:1: print $1 awk: cmd. Line:1: ^ syntax error shenjianlin@newdev:~ (spider) $ Why do you ask for advice? ...
The list has 3 pages. Enter for details and return to the first page. wants to click on the address bar record on the second page so that it returns directly to the list on the second page. currently the menu is returned from the backend and the numb...
recently, when I learned OpenStack, and came into contact with LinuxBridge, they all said that bridge is a layer 2 switching device, so I wanted to test it on my PC . veth of Linux virtual network device https: codeshelper.com a 11.Linux virtual netw...
as shown in figure this and this.ws both output normally, but the problem is that in the output of this , you don t see ws ? what is the reason for this? Why doesn t this ws be shown? Where does he exist contact with JS is not in dep...
I have a plug-in that is a pop-up window when I clicked the arrow above to return to the previous page, the plug-in still existed. Could you tell me how to make him disappear? ...