javax.crypto.BadPaddingException: Given final block not properly padded solution

The AES encryption and decryption of JAVA is tested to be normal on windows, and there is an error in decryption when uploading to space. Space is a Linux system This exception occurred when viewing the log   javax.crypto.BadPaddingException: Given final block not properly padded Baidu finally solved the problem after a while. There was a ...

Posted on Sat, 02 Nov 2019 05:43:01 -0400 by hhheng

Java seckill practical JMeter pressure test

Download link http://jmeter.apache.org/download_jmeter.cgi Add thread group Set 10 threads to be concurrent at the same time. The following 0 indicates how long to start these 10 threads (0 indicates that 10 threads are started at the same time, 1 indicates that 10 threads are started one second after another), and the bottom 1 ...

Posted on Sat, 02 Nov 2019 04:53:50 -0400 by justoneguy

How to view cpu, memory, hard disk and other hardware information under linux

Note: under Linux, you can see the details of each cpu in / proc/cpuinfo. But for a dual core cpu, you will see two CPUs in cpuinfo. It is often mistaken for two single core CPUs. Original address: http://www.hpboys.com/659.html I. linux CPU size [root@idc ~]# cat /proc/cpuinfo |grep "model name" && cat /proc/cpuinfo |grep "physical i ...

Posted on Fri, 01 Nov 2019 22:53:50 -0400 by manmadareddy

Using docker and pipework to configure network card to make host and container ip in the same network segment

In this paper, Docker uses custom bridge Docker and defines the ip address of the container. By default, the Docker service creates a docker0 bridge, which connects other physical or virtual network cards in the kernel layer, which places all containers and local hosts in the same physical network. You can also specify ...

Posted on Fri, 01 Nov 2019 16:49:51 -0400 by artic

Silent mode of single instance installation of daydream database V7 on Linux platform

Preface When learning any application, the first step to understand it is usually to learn how to install and configure it, and then to care about how to use it. The same is true for learning Damin database, which provides a variety of installation methods. Next, we will introduce each installation method one by one. Damin database supports th ...

Posted on Fri, 01 Nov 2019 16:21:33 -0400 by joebudden

K8S Practice II (Pod of K8S)

I. Static Pod Static Pod is the only Pod managed by kubectl on a specific Node. It cannot be managed through API Server, associated with ReplicationController, Deployment, or DaemonSet, and kubelet cannot perform health checks on them. The static Pod is always created by kubectl and always runs on the Node where kubelet is located.There are t ...

Posted on Fri, 01 Nov 2019 15:36:20 -0400 by supermars

CentOS7 disk management

I. disk viewing View all disks ll /dev/sd* Disks without numbers, partitions with numbers   View partition status of all disks fdisk -l Result WARNING: fdisk GPT support is currently new, and therefore in an experimental phase. Use at your own discretion. Disk /dev/sdd: 1000.2 GB, 1000204886016 bytes, 1953525168 sectors ...

Posted on Thu, 31 Oct 2019 21:03:30 -0400 by kaozdragon

Sina Weibo index query API interface document

The interface synchronizes Sina Weibo index data in real time, facilitating the development of various trend charts and data analysis for Weibo keywords. API submission address https://www.pyingquan.com/api/weibodata POST parameter   parameter type Must fill Remarks appid String yes Account ID ( Click login) appsecret String y ...

Posted on Thu, 31 Oct 2019 19:06:35 -0400 by law

. net core uses NLog+Elasticsearch to log

Original text: . net core uses NLog+Elasticsearch to log In microservice or distributed system, it is very inconvenient to view the system log if the log is output as a file; if the log is saved in the database, full-text search cannot be performed. Here we output the log to ElasticSearch and use Kibana to find the log again. Add Nuget referen ...

Posted on Thu, 31 Oct 2019 17:57:05 -0400 by arjay_comsci

[Alibaba cloud server deployment node project] https configuration on the server

Other server configurations can be found in my other articles 1. Enter the console - SSL certificate 2. Select purchase certificate 3. Choose a purchase, I choose free 4. After the purchase is completed, return to the "certificate console" to apply and complete the informati ...

Posted on Thu, 31 Oct 2019 14:40:00 -0400 by NiGHTFiRE