problem description use rpmbuild to package python projects, and execute rpmbuild-bb autoinstall.spec hrwxr-xr-x XXX XXX 0 2018-12-19 13:38 autoinstall-1.0 autoinstall .gitignore link to autoinstall-1.0 autoinstall .gitignore + STATUS=0 + [ 0 ...
problem description yesterday I was updating with yum update , and I was interrupted with ctrl+c when I installed the nss-softokn-freebl-3.36.0-5.el7_5.x86_64 library. Then the yum and rpm commands won t work. The error is as follows: [root@centos7...
use D3.js to draw flow chart with tree layout or force layout. D3.js is version 5.7.0, React is 16.0.0 the final effect is similar to the picture. PS: canvas area initialization will have five nodes, start and end, and other three nodes. If the curr...
binary sorting method of arrays: function quickSort (arr) { if (!Array.isArray(arr) || arr.length == 0) { return []; }; var cIndex = Math.floor(arr.length 2), c = arr.splice(cIndex,1...
* * Environment: node.js express mysql** question: when mysql inserts article data, there is an error storing the details of the article, as follows: You have an error in your SQL syntax; Check the manual that corresponds to your MySQL server versi...
topic description PTA - MOOC---2018WPLWPL : the maximum length of code M is equal to 63. What exactly does this mean? doesn t N maximum 63 mean that the length of the code should not reach 63? How could that be, wrong answer?? ...
var clock = function*() { while (true) { console.log( Tick! ); yield; console.log( Tock! ); yield; } }; you can see that the state machine implemented by the Generator function does not need to set initial variables or switch ...