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...
when reading other people s code in the material, I found a way to assign values to php two-dimensional arrays. Here is a simple example $call[ a ][]= 1 ; $call[ a ][]= 2 ; the result of this assignment is array (size=1) a => a...
<el-col :span="items[item].col || 12" class="detail-item" v-for="item in table[ items ]" :key="item.id"> <template v-if="table.modal.modifyModel && items[item].editable!==false">...
import tensorflow as tf import numpy as np x_data=np.float32(np.random.rand(2,100)) y_data=np.dot([0.100,0.200],x_data)+0.300 b = tf.Variable(tf.zeros([1])) W = tf.Variable(tf.random_uniform([1, 2], -1.0, 1.0)) y=tf.matmul(W,x_data)+b loss=tf.reduce_mea...
parent component declares function methods: { edit(index, val) { console.log(index) console.log(val) } } parent component calls child component to pass props editindex <Child v-for="(item, index) in items" ...
1 2 as shown in the two figures above: in the react component, it is known that all other environments are the same, except that there is an extra layer of arrow function in figure 1. Ask: why is it that in the scroll method of this component, this i...