knowledge and technical principles related to the production of staff spectrum by 1.ios 2.MIDI file parsing or sib file parsing 3. Implement parsing the midi or sib file into the staff spectrum and then have the playback function 4. There is a third p...
can I merge for(i=0;i<oBtn1.length;iPP){ oBtn1[i].onclick=function(){ alert( a ); } } for(i=0;i<oSp1.length;iPP){ oSp1[i].onclick=function(){ alert( a ); } } ...
Today, customers enter information. Customers jump to the information acquisition interface by scanning code, and support Wechat and browser code scanning. There are several drop-down boxes for admission, and the drop-down box supports fuzzy query. Fuzzy...
vue front end directly put files in the folder, download directly, always fail, what is the reason? What is the solution without relying on the background? Keep prompting failure-No file found < a href=". demo-app dist static test.csv" dow...
Select the input plug-in, and then select the text parameters, as shown in the following figure ...
for example, 4.1-8.2 is 4 months and 2 days ...