Pits Netty Io.netty.util.internal.OutOfDirectMemoryError

We have an interface with external interaction is adopted Netty HTTP, specific version netty-4.1.18, why use this version, I do not know, historical reasons.Since Netty are asynchronous requests, there is always a unique business identity with

Angularjs image Upload

Controller$scope. getFile = function (files) {Console.log (files);Filereader.readasdataurl (Files, $scope). then (function (Result) {$scope. imagesrc = result;Console.log (result);});};$scope. Leavesubmit = function (e) {Console.log ($scope.

The difference between Sun and Apache using FtpClient

Recently because of the use of FTP upload download, because there are already predecessors used, and then knocked over (absolutely no copy paste Ah, swear). But today suddenly found that ftpclient is not the same, carefully looked at, One is sun.net.

Interface reads data (JSON) and writes to the local

PackageCom.fykj.service.bike;ImportJava.text.SimpleDateFormat;ImportJava.util.Calendar;Importjava.util.Date;Importorg.apache.commons.lang.StringUtils;Importorg.springframework.beans.factory.annotation.Autowired;Importorg.springframework.scheduling.an

Implementation of three-level linkage with Ajax in provincial urban area

Data structures for tables in database Dt_area:HTML code section:Province:Selectname=""ID= "Sheng"OnChange= "Selshi (this)"> optionvalue="">Please selectoption> Select>City:Selectname=""ID= "Shi"OnChange= "Selqu (this)">

On the usage of CSS common pseudo-class

Focus on the use of After and before:How to becomeThe above directory structure is generated by jstree, we know that there is no tag behind, how to generate it?Very simple, only CSS style can be done: tag element + pseudo-class

Build Svn+apache Server

Project requirementsBased on the development requirements, the SVN environment is established, the source and BD branches are established, the source branch owner is accessible, and the BD branch Administrator Kazihuo is accessible. At the same time,

[Turn]webpack4.0.1 installation problems and Webpack.config.js configuration changes

This article turns from: 79403637The CLI moved into a separate package:webpack-cli. Please install ' webpack-cli ' on addition to webpack itself the CLI. When using NPM:NPM install Webpack-cli-d, when using Yarn:yarn add webpack-cli-dwebpack4.0.1

Urllib URL Parsing Learning

#!/usr/bin/env python # encoding:utf-8 from urllib.parse import * #urlparse: Parsing URL segmentation #urlsplit: Similar to Urlparse, no longer parses the params section separately #urlunsplit: The following must be 1 lists, inside 5 parameters

LVS to achieve load balancing of FTP upload traffic

At work encountered hundreds of machines to a clustered environment (about 10 machines) upload files of the scene, think of using LVS to do the FTP server load balancing.However, in the NAT mode, the request and response packets go through the

Vue.js download method and basic concept

Vue.js Introduction Description and downloadVue.js use the document has been written very complete and detailed, through the following address can be viewed: https://cn.vuejs.org/v2/guide/Vue.js If you use it as a library, you can download it from

Web. XML filter configuration and execution sequence concepts

First filter@Overridepublic void DoFilter (ServletRequest request, servletresponse response,Filterchain chain) throws IOException, Servletexception {Boolean B1 = false;if (B1 = True) {To continue this request, if there are multiple filters, go to

Using requests to get the source code of a webpage

Install the third-party module requests, provided that the PIP is installed in python, switch to C:\Python27\Scripts, use the command pip install requests;After the installation is complete, you can write code:Import requeststt = Requests.get ("http:

HTML 5--acessing multiple Web Pages Using Frames

Example code:1 HTML>2 Body>3 iframename= "Headerframe"src= "head.html"width= "91%"Heigth= "+">iframe>4 iframename= "Navigationframe"src= "left.html"width= "25%"Heigth= "$">iframe>5 iframename= "Contentframe"src= "content1.html"width= "65%

Brief analysis of Httpcient

The HTTP protocol is probably the most widely used and most important protocol on the Internet now, and more and more Java applications need to access network resources directly through the HTTP protocol. While the basic functionality of accessing

Ways to make IE6/7/8 support CSS3

Use PIE.HTC to let ie6\7\8 support CSS3 partial propertiesIncludes rounded corners, shadows, background gradients, and morehttp://css3pie.com/download/There are a few things to keep in mindFirst, pie is inserted into the CSS style in the path

Cropper.js Avatar Trim

Introduction and useHTML Structure Project Introductionvar New Cropper (image, { 16/9, viewMode:1, function (e) { Console.log (e.detail.x); Console.log (E.DETAIL.Y); Console.log (e.detail.width)

Implementation of the HTML Thin Line table

In web authoring, we often use tables to make the information we need to express clearer and clearer.TableBorder= "1"cellspacing= "0"bordercolor= "#000000"width= "80%"> TR> th>Nameth> th>Ageth> TR> TR> TD>111TD>

Process creation and analysis in PHP

The Pcntl_fork () function creates a child process that is different from its parent process only PID (process number) and ppid (parent process number)On success, the PID of the resulting child process is returned within the parent process execution

Website operation (1)

A good product, not only to the quality of the product, but more importantly, later operations to determine the life cycle of the product, as well as the company's own interests.I'm more in touch with website operationsSignificance: To enhance the

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