echo-2 < < 3; I m a little surprised that the result is-16 the following is the process of my analysis: -2 original code: 1000 0000 0000 0010 -2 inverse code: 1111 1111 1111 1101 -2 complement: 1111 1111 1111 1110 < < result: 1111 ...
how do you write the following code in node? const hash = crypto.createHash( MD5 ) hash.update( aesKey ) const aesKeySignStr = hash.digest() const iv = Math.random().toString( 36 ).substr( 2 ) const cipher = crypto.createCipher( aes-128-cbc , a...
the front end of a monk sees form nested input when looking at many projects, such as the following: <form class="search_form"> <input type="search" name="search" placeholder="" class="search_inpu...
problem description wrote two unrelated components, but both components used animate to write animation, and then when uploaded to a private library, they were packaged with webpack. There was a project to reference these two components, and it was fo...
I used vsto technology to develop a com add-in for PPT. one of the requirements is to add a custom menu button to the right-click menu. I finished writing on my computer, and there was no problem. but this error occurred when running on the customer ...
First of all, there is an initial location point point1 = new THREE.Vector3 in 3D, and there is also a corresponding viewpoint now. When I randomly click on other points, I get the second point point2 = new THREE.Vector3 (x2Magnegy y2jinz2). Now I want t...