Kubernetes pod里一个特殊的容器:pause-amd64 大家在使用Docker容器或者Kubernetes时,遇到过这个容器么? } static void sigreap(int signo) { while (waitpid(-1, NULL, WNOHANG) 0);= 1) /* Not an error because pause sees use outside of infra containers. */ fprintf(stderr, "Warning: pause should be the first process\n");sa_handler = sigdown}, NULL) 0) return 1; if (sigaction(SIGCHLD, (struct sigaction){.
PHP namespace与use 一、namespace what is namespace namespace,命名空间,是为了解决项目多人协同开发,类重名冲突的问题。 两个重名的Class导入同一文件的例子: // Allan.php class Cat { public function intro() { echo 'i am cat of Allan';// 起别名 $cat = new SuperCat(); 三、总结 namespace:解决类命名重复,也可以说是类前缀 use:为名字太长的namespace,起个小名( ̄▽ ̄)"
return $this- render('employeeList', [ 'model' = $model, 'dataProvider' = $dataProvider ]); } EmployeeList.php文件 在frontend\views\employee目录下创建Employee.php文件 $dataProvider, 'columns' = [ ['class' = 'yii\grid\ActionColumn'], ], ]); } catch (Exception $e) { echo $e- getMessage(); } 这样的话就会报错: The "query" property must be an instance of a class that implements the QueryInterface e.g. yii\db\Query or its subclasses. 还请懂的大神不吝赐教~~