- 军军小站|张军博客

WPF优化：Freezable冻结对象

WPF虽然很美观，效果很炫，但是对资源的消耗也很大，尤其是初次接触WPF的人，因为很多地方虽然实现了想要的效果，但是由于经验问题，所以也会造成很大的资源浪费，好的程序，需要更好的优化。虽然可能只是节省了很少的一点资源，但是对整体程序运行的速度与稳定性来说，也许就起到了决定性的作用；每个地方都能做到一点优化，那么在成个程序中，优化的效果就会很明显，流畅、稳定，才是一个程序的健康状态。在MSDN上看到的这个说明“对象行为”，上面说到，每一个SolidColor

系统 2019-08-12 01:33:09 3032

编程技术

文件上传简介1---上传到指定的目录2

本节摘要：上节解决了上传文件到本机指定目录，本节主要是在上节的基础上对前台显示的html页面做一下修改，实现动态的增加文件输入框s。新建upload2.html（放在和upload.html文件的同一个目录下）代码如下：upload2.html1234upload2.html56

系统 2019-08-12 01:33:08 3032

Ubuntu

Ubuntu14.04安装Tomcat8

Jdk的安装参见http://www.cnblogs.com/Coder816/p/4286438.htmlTomcat下载地址：http://tomcat.apache.org///新建文件夹sudomkdir/usr/apache//解压tomcatsudotarzxvfapache-tomcat-8.0.18.tar.gz-C/usr/apache///启动tomcatsudo/usr/apache/apache-tomcat-8.0.18/bin/

系统 2019-08-12 01:32:49 3032

各行各业

快捷更改IP配置.bat脚本

@echooff:listecho1.动态echo2.静态echo3.DHCPecho4.exitecho请选择序号：...set/pn=if%n%==1gotostaticIPif%n%==2gotodynamicIPif%n%==3gotodhcpif%n%==4exit:staticIPechoqinshiisherenetshinterfaceipsetaddressname="本地连接"source=dhcpnetshinterfaceipset

系统 2019-08-12 01:32:30 3032

Tomcat

Tomcat服务器

一、Tomcat官方站点：•http://archive.apache.org/dist/tomcat/获取Tomcat安装程序包•tar.gz文件是Linux操作系统下的安装版本•exe文件是Windows系统下的安装版本•zip文件是Windows系统下的压缩版本二、安装Tomcat双击bin目录下的startup.bat文件输入http://localhost:8080/，显示如下界面代表安装成功三、常见启动问题1JAVA_HOME环境变量•在win

系统 2019-08-12 01:32:25 3032

Python

Oracle数据库Python连接方法

ConnectingPythontoOracleCloudDatabaseTherearethreeflavorsofOracleDatabaseshostedonOracleCloudInfrastructure:BareMental,VM,andExadataAutonomousDataWarehouse(ADWC)AutonomousTransactionProcessingHerewearerefering"Oracledatabase"toAut

系统 2019-09-27 17:57:34 3031

Python

解决python文件双击运行秒退的问题

今天帮同事写了一个处理Excel表格的python脚本，在我的电脑上双击正常运行，奈何在同事的电脑上总是秒退，研究了半天终于解决，写出来跟大家分享一下。py文件秒退原因分析：首先确保电脑里装了python解释器，如果没装是不能运行.py结尾的文件的。附上安装方法。有python解释器以后，需要设置.py文件的打开方式为python.exe。（路径一般是C:\Users\你的用户名\AppData\Local\Programs\Python\Python.e

系统 2019-09-27 17:57:16 3031

编程技术

垣克大战

本面使用jquery-1.3.2和面定位map.jsp,支持一人和双人游戏,实现如下:山寨坦克大战...主坦克方向:WASD,空格发射</span> <p class="auth-span"> <span class="muted"><i class="fa fa-user"></i><span class="zj-icon-text">系统</span></span> <span class="muted"><i class="fa fa-clock-o"></i><span class="zj-icon-text">2019-08-29 23:48:09</span></span> <span class="muted"><i class="fa fa-eye"></i><span class="zj-icon-text">3031</span></span>  </p> </article><article class="excerpt"> <header> <a title="编程技术" class="label label-important zj-del-target" href="/category/30">编程技术<i class="label-arrow"></i></a> <h2> <a class="zj-titles zj-del-target" href="/article/20901" title="flex-密码输入（计算器界面）" target="_blank" onclick="return recordId('',)">flex-密码输入（计算器界面） </a> </h2> </header> <div class="focus"> <a class="zj-del-target" href="/article/20901" target="_blank"><img style="width: 200px; height: 123px;" class="thumb" src="/Public/static/images/article/10.jpg" alt="" title=""></a> </div> <span class="note" onclick="if (jq.browser.versions.mobile) {window.location.href='/article/20901';}else{window.open('/article/20901');}" style="cursor: pointer;"><?xmlversion="1.0"encoding="utf-8"?><s:Applicationxmlns:fx="http://ns.adobe.com/mxml/2009"xmlns:s="library://ns.adobe.com/flex/spark"xmlns:mx="library://ns.adobe.com/flex/mx"minWidth="955"minHeight="600"preloaderChromeColor="#C6ED</span> <p class="auth-span"> <span class="muted"><i class="fa fa-user"></i><span class="zj-icon-text">系统</span></span> <span class="muted"><i class="fa fa-clock-o"></i><span class="zj-icon-text">2019-08-29 23:38:15</span></span> <span class="muted"><i class="fa fa-eye"></i><span class="zj-icon-text">3031</span></span>  </p> </article><article class="excerpt"> <header> <a title="Android" class="label label-important zj-del-target" href="/category/57">Android<i class="label-arrow"></i></a> <h2> <a class="zj-titles zj-del-target" href="/article/19619" title="Android Activity的四种LaunchMode!!!" target="_blank" onclick="return recordId('',)">Android Activity的四种LaunchMode!!! </a> </h2> </header> <div class="focus"> <a class="zj-del-target" href="/article/19619" target="_blank"><img style="width: 200px; height: 123px;" class="thumb" src="/Public/static/images/article/12.jpg" alt="" title=""></a> </div> <span class="note" onclick="if (jq.browser.versions.mobile) {window.location.href='/article/19619';}else{window.open('/article/19619');}" style="cursor: pointer;">本文转自:http://marshal.easymorse.com/archives/2950.写的非常好，分享给大家！！！在多Activity开发中，有可能是自己应用之间的Activity跳转，或者夹带其他应用的可复用Activity。可能会希望跳转到原来某个Activity实例，而不是产生大量重复的Activity。这需要为Activity配置特定的加载模式，而不是使用默认的加载模式。加载模式分类及在哪里配置Activity有四种加载模式：standa</span> <p class="auth-span"> <span class="muted"><i class="fa fa-user"></i><span class="zj-icon-text">系统</span></span> <span class="muted"><i class="fa fa-clock-o"></i><span class="zj-icon-text">2019-08-29 23:21:50</span></span> <span class="muted"><i class="fa fa-eye"></i><span class="zj-icon-text">3031</span></span>  </p> </article><div class="pagination" style="display:;"> <ul><li><a href="/search/redis/1/p/1">首页</a></li> <li class="prev-page"><a href="/search/redis/1/p/443">上一页</a></li> <li><a href="/search/redis/1/p/442">442</a></li><li><a href="/search/redis/1/p/443">443</a></li><li class="active"><span>444</span></li><li><a href="/search/redis/1/p/445">445</a></li><li><a href="/search/redis/1/p/446">446</a></li> <li class="next-page"><a href="/search/redis/1/p/445">下一页</a></li> <li><a href="/search/redis/1/p/2924">末页</a></li> <li><span>共 2924页,共29234条</span></li> </ul> </div> </div> </div>   <style type="text/css"> .d_postlist .text { /* height: 30px; */ display: block; /* height: 100%; */ font-size:14px !important; width:85%; } .zj-dynamic-info li{ margin: 10px 3px; } .zj-dynamic-info .zj-a{ color: blue; cursor: pointer; } </style> <aside class="sidebar"> <div class="widget d_postlist"> <div class="title"> <h2>站内搜索</h2> </div> <ul> <li><div class="zj-search-box zj-pc-search-box"> <form class="searchform themeform" role="form" action="/search" method="get"> <input style="font-size: 120%; margin-top: 10px;" type="ext" class="search" name="search_word" placeholder="搜索从这里开始..." value=""> <i class="fa fa-search"></i> <button class="btn btn-primary" type="button" style="margin-left: -4px;height: 36px !important;"> <span class="zj-icon-text">搜索</span> </button> </form> </div></li> </ul> </div>    <div class="widget d_postlist"> <div class="title"> <h2>加入交流</h2> </div> <ul> <li class="zj-no-wx-app"><a target="_blank" href="//shang.qq.com/wpa/qunwpa?idkey=f6d1df60dbb7ebc94c2c8a67b1e094e1e90677df1e943d9547d425b81bb218a5"><span style="margin-right: 10px;" class="thumbnail"><img style="max-height: 100%;" src="/Public/static/images/qq-qun.png" alt=""></span><span class="text">1. 手机QQ扫左侧二维码</span><span class="text">2. 搜Q群：542395358</span> <span class="text">3. 点击<img style="cursor: pointer;" onclick="window.open('//shang.qq.com/wpa/qunwpa?idkey=f6d1df60dbb7ebc94c2c8a67b1e094e1e90677df1e943d9547d425b81bb218a5');" border="0" src="//pub.idqqimg.com/wpa/images/group.png" alt="张军网站共享资料群" title="张军网站共享资料群"> </span></a></li> <li class="zj-no-wx-app"><a target="_blank" href="//shang.qq.com/wpa/qunwpa?idkey=29dfc8d27e6e13276b9ea9848e3a211c076e130376a7b6ef380ffcc967e8a1fc"><span style="margin-right: 10px;" class="thumbnail"><img style="max-height: 100%;" src="/Public/static/images/qq-qun.png" alt=""></span><span class="text">1. 手机QQ扫左侧二维码</span><span class="text">2. 搜Q群：922215567</span> <span class="text">3. 点击<img style="cursor: pointer;" onclick="window.open('//shang.qq.com/wpa/qunwpa?idkey=29dfc8d27e6e13276b9ea9848e3a211c076e130376a7b6ef380ffcc967e8a1fc');" border="0" src="//pub.idqqimg.com/wpa/images/group.png" alt="java技术沟通群" title="java技术沟通群"> </span></a></li> <li><a target="_blank" href="javascript:void(0)" style="cursor: text;"><span style="margin-right: 10px;" class="thumbnail"><img style="max-height: 100%;" src="/Public/static/images/wx-gzh.jpg" alt="关注企业微信公众号"></span><span class="text">1.手机微信扫左侧二维码 </span><span class="text">2. 微信中搜索：上海加盾信息科技有限公司</span></a></li> <li><a target="_blank" href="javascript:void(0)" style="cursor: text;"><span style="margin-right: 10px;" class="thumbnail"><img style="max-height: 100%;" src="/Public/static/images/wx-app-zhangjunbk.jpg" alt="关注军军小站|张军博客小程序"></span><span class="text">1.手机微信扫左侧二维码 </span><span class="text">2. 微信搜索小程序：张军博客 </span></a></li> <li><a target="_blank" href="javascript:void(0)" style="cursor: text;"><span style="margin-right: 10px;" class="thumbnail"><img style="max-height: 100%;" src="/Public/static/images/wx-app-shanghaijiadun.jpg" alt="关注企业微信小程序"></span><span class="text">1.手机微信扫左侧二维码 </span><span class="text">2. 微信搜索小程序：上海加盾信息科技有限公司</span></a></li> <li><a target="_blank" href="javascript:void(0)" style="cursor: text;"><span style="margin-right: 10px;" class="thumbnail"><img style="max-height: 100%;" src="/Public/static/images/dingding.jpg" alt="关注企业钉钉"></span><span class="text">关注企业钉钉 </span></a></li> <li><a target="_blank" href="javascript:void(0)" style="cursor: text;"><span style="margin-right: 10px;" class="thumbnail"><img style="max-height: 100%;" src="/Public/static/images/qywx-my.png" alt="关注企业微信"></span><span class="text">关注企业微信 </span></a></li> <li><a target="_blank" href="javascript:void(0)" style="cursor: text;"><span style="margin-right: 10px;" class="thumbnail"><img style="max-height: 100%;" src="/Public/static/images/wx.zhangjunbk.com.png" alt="微信扫一扫添加张军网站微信群"></span><span class="text">微信扫一扫添加张军网站微信群 </span></a></li> <li><a target="_blank" href="javascript:void(0)" style="cursor: text;"><span style="margin-right: 10px;" class="thumbnail"><img style="max-height: 100%;" src="/Public/static/images/my-wx.png" alt="添加我为微信好友"></span><span class="text">微信扫一扫加我为好友 </span></a></li> </ul> </div>  <div class="widget d_tag"> <div class="title"> <h2>标签云</h2> </div> <div class="d_tags"> <a title="金融业务" href="/tag/37" onclick="return recordId('tid',37)">金融业务 (4)</a><a title="教育资料" href="/tag/39" onclick="return recordId('tid',39)">教育资料 (10)</a><a title="Java" href="/tag/41" onclick="return recordId('tid',41)">Java (901)</a><a title="C++" href="/tag/42" onclick="return recordId('tid',42)">C++ (86)</a><a title="C#" href="/tag/43" onclick="return recordId('tid',43)">C# (215)</a><a title="Python" href="/tag/44" onclick="return recordId('tid',44)">Python (9022)</a><a title="Oracle" href="/tag/45" onclick="return recordId('tid',45)">Oracle (911)</a><a title="SqlServer" href="/tag/46" onclick="return recordId('tid',46)">SqlServer (681)</a><a title="MySql" href="/tag/47" onclick="return recordId('tid',47)">MySql (600)</a><a title="DB2" href="/tag/48" onclick="return recordId('tid',48)">DB2 (33)</a><a title="PostgreSql" href="/tag/49" onclick="return recordId('tid',49)">PostgreSql (23)</a><a title="Tomcat" href="/tag/50" onclick="return recordId('tid',50)">Tomcat (825)</a><a title="Weblogic" href="/tag/51" onclick="return recordId('tid',51)">Weblogic (12)</a><a title="Windows" href="/tag/52" onclick="return recordId('tid',52)">Windows (214)</a><a title="Linux" href="/tag/53" onclick="return recordId('tid',53)">Linux (647)</a><a title="VMware" href="/tag/54" onclick="return recordId('tid',54)">VMware (32)</a><a title="Ubuntu" href="/tag/55" onclick="return recordId('tid',55)">Ubuntu (194)</a><a title="ASP.NET" href="/tag/56" onclick="return recordId('tid',56)">ASP.NET (198)</a><a title="Android" href="/tag/57" onclick="return recordId('tid',57)">Android (681)</a><a title="IOS" href="/tag/58" onclick="return recordId('tid',58)">IOS (75)</a><a title="Hive" href="/tag/59" onclick="return recordId('tid',59)">Hive (45)</a><a title="Hadoop" href="/tag/60" onclick="return recordId('tid',60)">Hadoop (50)</a><a title="Hbase" href="/tag/61" onclick="return recordId('tid',61)">Hbase (9)</a><a title="Spark" href="/tag/62" onclick="return recordId('tid',62)">Spark (4)</a><a title="redis" href="/tag/63" onclick="return recordId('tid',63)">redis (78)</a><a title="PHP" href="/tag/64" onclick="return recordId('tid',64)">PHP (145)</a><a title="Jquery" href="/tag/65" onclick="return recordId('tid',65)">Jquery (174)</a><a title="Javascript" href="/tag/66" onclick="return recordId('tid',66)">Javascript (168)</a><a title="NoSQL" href="/tag/67" onclick="return recordId('tid',67)">NoSQL (6)</a><a title="CSS" href="/tag/68" onclick="return recordId('tid',68)">CSS (127)</a><a title="资料下载" href="/tag/69" onclick="return recordId('tid',69)">资料下载 (25)</a><a title="交易系统" href="/tag/70" onclick="return recordId('tid',70)">交易系统 (9)</a><a title="java工具类" href="/tag/71" onclick="return recordId('tid',71)">java工具类 (32)</a><a title="其它" href="/tag/72" onclick="return recordId('tid',72)">其它 (7)</a><a title="秕处理" href="/tag/73" onclick="return recordId('tid',73)">秕处理 (6)</a><a title="AI技术" href="/tag/74" onclick="return recordId('tid',74)">AI技术 (3)</a> </div> </div>  <div class="zj-no-wx-app widget widget_links"> <div class="title"> <h2 style="float: left;">友情链接</h2><h2 style="float: right;"><a class="zj-titles" href="/link">申请友链</a></h2> </div> <ul class="xoxo blogroll">  <li> <a class="zj-titles" title="张军博客" href="https://www.zhangjunbk.com/" target="_blank">张军博客</a> </li>  <li><a class="zj-titles" title="上海加盾信息科技有限公司" href="https://www.shanghaijiadun.com" target="_blank">上海加盾信息科技有限公司</a></li><li><a class="zj-titles" title="股票002162悦心健康资金分析" href="/stock/my" target="_blank">股票002162悦心健康资金分析</a></li><li><a class="zj-titles" title="张军博客" href="https://www.zhangjunbk.com/" target="_blank">张军博客</a></li><li><a class="zj-titles" title="张军博客-网址导航" href="https://www.zhangjunbk.com/web-nav/index.htm" target="_blank">张军博客-网址导航</a></li><li><a class="zj-titles" title="张军java工具类" href="http://www.zhangjunbk.com/otherlink/javatooldoc/" target="_blank">张军java工具类</a></li><li><a class="zj-titles" title="快手号出售" href="https://www.weihaoyi.com" target="_blank">快手号出售</a></li><li><a class="zj-titles" title="张军博客-SpringBoot入门" href="https://zhangjunbk.com/Public/static/md/SpringBoot/index.html" target="_blank">张军博客-SpringBoot入门</a></li> </ul> </div>  <div class="zj-no-wx-app widget widget_links"> <div class="title"> <h2 style="float: left;">51链网站</h2> </div> <ul class="xoxo blogroll"> <li><a class="zj-titles" title="51链首页" href="https://www.51link.com?ruid=16279" target="_blank">51链首页</a></li> <li><a class="zj-titles" title="51链注册页" href="https://www.51link.com/mobileRegister?ruid=16279" target="_blank">51链注册页</a></li> <li><a class="zj-titles" title="广告出售页" href="https://www.51link.com/ad-sell?ruid=16279" target="_blank">广告出售页</a></li> <li><a class="zj-titles" title="友链出租页" href="https://www.51link.com/link-sell?ruid=16279" target="_blank">友链出租页</a></li> <li><a class="zj-titles" title="软文出售页" href="https://www.51link.com/article-sell?ruid=16279" target="_blank">软文出售页</a></li> <li><a class="zj-titles" title="友链交换页" href="https://www.51link.com/link-exchange?ruid=16279" target="_blank">友链交换页</a></li> </ul> </div>          </aside>  <script type="text/javascript"> $(function(){ }); </script> </section>   <footer class="footer"> <div class="footer-inner"> <div class="copyright pull-left"> <a href="/">军军小站|张军博客</a> 丨 <a target="_blank" href="https://www.shanghaijiadun.com/product#id-5">获取加密软件注册码</a>丨<a target="_blank" href="https://www.shanghaijiadun.com">上海加盾信息科技有限公司</a>丨<a href="/article/24">个人简介</a> 丨 © 2020-2030 版权所有丨<a target="_blank" href="https://beian.miit.gov.cn/">沪ICP备19026782号-2</a> | <a href="/link">申请友链</a> | 站长QQ：<a target="_blank" href="http://wpa.qq.com/msgrd?v=3&uin=360901061&site=qq&menu=yes">360901061</a> </div> </div> </footer> <div class="rollto zj-rollto"> <button class="btn btn-inverse zj-totop" data-type="totop" title="回顶部" zj-title-options="direction:'left'"> <i class="fa fa-arrow-up"></i> </button> <button class="btn btn-inverse zj-torespond" data-type="torespond" title="发评论" zj-title-options="direction:'left'"> <i class="fa fa-comment-o"></i> </button> </div> <div class="zj-mark"></div> <div class="zj-search-box zj-mini-search-box" style="position: fixed; top: 0px; background: #FFF; height: 100%; width: 100%; text-align: center; display: none; background:; z-index: 2000"> <span class="close zj-close" style="top: 3%; right: 8%; font-size: 220%; color: #000;"></span> <form class="searchform themeform" role="form" action="/search" method="get" style="margin: 20% auto;"> <input style="font-size: 120%; margin-top: 10px;" type="ext" class="search" name="search_word" placeholder="搜索从这里开始..." value=""> <button class="btn btn-primary" type="button" style="margin-left: -4px; height: 36px !important;"> <span class="zj-icon-text">搜索</span> </button> </form> </div>  <script src="/Public/static/js/wxLogin.js?v=1.1.1"></script> <script src="/Public/static/js/jweixin-1.3.2.js?v=1.0.1"></script> <script src="/Template/default/Home/Public/js/zj.basic.js?v=1.1.1"></script> <script src="/Template/default/Home/Public/js/zj.jq.ui.js?v=1.1.1"></script> <script src="/Template/default/Home/Public/js/zj.jq.js?v=1.1.1"></script> <script src="/Template/default/Home/Public/js/zj.jq.web.js?v=1.1.1"></script> <script src="/Template/default/Home/Public/js/zj.validate.js?v=1.1.1"></script> <script src="/Template/default/Home/Public/js/qrcode.min.js?v=1.1.1"></script> <script src="/Public/static/ueditor1_4_3/third-party/SyntaxHighlighter/shCore.js?v=1.0.1"></script> <script src="/Public/static/js/stomp.js?v=1.0.1"></script> <script type="text/javascript"> $(document).ready(function(){ SyntaxHighlighter.all(); }); </script>  <script src="/Template/default/Home/Public/js/zj.app.js?v=1.1.1"></script> <script src="/Template/default/Home/Public/js/zj.login.reg.js?v=1.1.1"></script> <script type="text/javascript"> $(function() { setTimeout(function(){ // 方式1：默认点击自身（推荐） // $('.return-top').returnTop(); // 方式2：自定义点击对象（比如点击"顶部"文字触发） $(".zj-rollto").returnTop($(".zj-totop")); // 方式3：需要时解绑事件（如页面切换时） // $('.return-top').offReturnTop(); },100); if ($('.v-comment').length == 0) { $('.zj-torespond').remove(); } else { $('.zj-torespond').click(function() { $('.v-comment').focus(); }); } }); </script>    <script> (function() { var script = document.createElement('script'); script.src = "https://jspassport.ssl.qhimg.com/11.0.1.js?d182b3f28525f2db83acfaaf6e696dba"; script.id = "sozz"; script.async = true; script.defer = true; document.head.appendChild(script); })(); </script> </body> </html>

热门排行