<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[Yeva__的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/Yeva__</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; Yeva__]]></copyright><item><title><![CDATA[python中pandas读取csv文件时中文始终显示为编码格式]]></title><link>https://blog.youkuaiyun.com/Yeva__/article/details/148133595</link><guid>https://blog.youkuaiyun.com/Yeva__/article/details/148133595</guid><author>Yeva__</author><pubDate>Thu, 22 May 2025 10:39:13 +0800</pubDate><description><![CDATA[pandas读取csv中文显示问题]]></description><category></category></item><item><title><![CDATA[jgit中实现git操作的问题——持续更新...]]></title><link>https://blog.youkuaiyun.com/Yeva__/article/details/147898403</link><guid>https://blog.youkuaiyun.com/Yeva__/article/details/147898403</guid><author>Yeva__</author><pubDate>Mon, 12 May 2025 15:57:16 +0800</pubDate><description><![CDATA[git.add().addFilepattern(".").call()不生效]]></description><category></category></item><item><title><![CDATA[Java实现git操作——jGit学习（一）]]></title><link>https://blog.youkuaiyun.com/Yeva__/article/details/147767101</link><guid>https://blog.youkuaiyun.com/Yeva__/article/details/147767101</guid><author>Yeva__</author><pubDate>Thu, 08 May 2025 11:51:29 +0800</pubDate><description><![CDATA[Java实现git操作——jGit]]></description><category></category></item><item><title><![CDATA[Java credentialsprovider+closeablehttpclient请求digest auth认证接口]]></title><link>https://blog.youkuaiyun.com/Yeva__/article/details/147603167</link><guid>https://blog.youkuaiyun.com/Yeva__/article/details/147603167</guid><author>Yeva__</author><pubDate>Tue, 29 Apr 2025 10:44:57 +0800</pubDate><description><![CDATA[请求一个digest auth认证的接口]]></description><category></category></item><item><title><![CDATA[springboot引入redis示例]]></title><link>https://blog.youkuaiyun.com/Yeva__/article/details/147250995</link><guid>https://blog.youkuaiyun.com/Yeva__/article/details/147250995</guid><author>Yeva__</author><pubDate>Tue, 15 Apr 2025 17:10:31 +0800</pubDate><description><![CDATA[【第一步】pom.xml引入依赖。【第二步】application.properties中配置redis。【第三步】编写redisService && pojo类。【第四步】controller调用。]]></description><category></category></item><item><title><![CDATA[springboot多线程应用]]></title><link>https://blog.youkuaiyun.com/Yeva__/article/details/146984615</link><guid>https://blog.youkuaiyun.com/Yeva__/article/details/146984615</guid><author>Yeva__</author><pubDate>Thu, 03 Apr 2025 16:57:17 +0800</pubDate><description><![CDATA[【springboot框架下多线程的使用demo】]]></description><category></category></item><item><title><![CDATA[java下载Excel文件，提示文件损坏，需要修复]]></title><link>https://blog.youkuaiyun.com/Yeva__/article/details/142367106</link><guid>https://blog.youkuaiyun.com/Yeva__/article/details/142367106</guid><author>Yeva__</author><pubDate>Thu, 19 Sep 2024 18:39:34 +0800</pubDate><description><![CDATA[提供一个接口，下载服务器指定路径下的文件。]]></description><category></category></item><item><title><![CDATA[工作4年才意识到java深拷贝和浅拷贝]]></title><link>https://blog.youkuaiyun.com/Yeva__/article/details/142253152</link><guid>https://blog.youkuaiyun.com/Yeva__/article/details/142253152</guid><author>Yeva__</author><pubDate>Sat, 14 Sep 2024 11:37:24 +0800</pubDate><description><![CDATA[java深拷贝]]></description><category></category></item><item><title><![CDATA[springBoot接口GETMapping传参特殊字符被自动转义(加号+，中英文逗号，空格等)]]></title><link>https://blog.youkuaiyun.com/Yeva__/article/details/139749276</link><guid>https://blog.youkuaiyun.com/Yeva__/article/details/139749276</guid><author>Yeva__</author><pubDate>Mon, 17 Jun 2024 17:15:04 +0800</pubDate><description><![CDATA[【背景】GET接口参数包含特殊字符+号，用@requestParam注解读取时，自动置为了空格。请求接口：user/info?比如接口：user/info?第一种：改用HttpservletRequest接收参数。缺点是参数要自行截取。第二种：前端改用转义字符传参。]]></description><category></category></item><item><title><![CDATA[Gitpython本地代码同步]]></title><link>https://blog.youkuaiyun.com/Yeva__/article/details/120448959</link><guid>https://blog.youkuaiyun.com/Yeva__/article/details/120448959</guid><author>Yeva__</author><pubDate>Fri, 24 Sep 2021 09:56:06 +0800</pubDate><description><![CDATA[【代码】Gitpython本地代码同步。]]></description><category></category></item><item><title><![CDATA[python 勒索信]]></title><link>https://blog.youkuaiyun.com/Yeva__/article/details/117463576</link><guid>https://blog.youkuaiyun.com/Yeva__/article/details/117463576</guid><author>Yeva__</author><pubDate>Wed, 02 Jun 2021 11:23:16 +0800</pubDate><description><![CDATA[python 勒索信描述方法一：统计字符数量方法二：剪切字符串其他：（欢迎留言交流）
描述
在一本杂志中剪切出一些字母，构成一封勒索信的内容。写一个方法判断杂志的内容能否构成这封勒索信，如果可以，返回True；否则返回False。要求杂志字符串中的每一个字符仅能在勒索信中使用一次。
方法一：统计字符数量
# 勒索信
def demo8(ransomnote, magazine):
    chardict = [0]*26
    # 统计字符数量
    for c in magazine:
      ]]></description><category></category></item><item><title><![CDATA[python的os.listdir()顺序不定]]></title><link>https://blog.youkuaiyun.com/Yeva__/article/details/112178500</link><guid>https://blog.youkuaiyun.com/Yeva__/article/details/112178500</guid><author>Yeva__</author><pubDate>Mon, 04 Jan 2021 16:26:32 +0800</pubDate><description><![CDATA[os.listdir()顺序任意]]></description><category></category></item><item><title><![CDATA[url传参字符串自动转为数字]]></title><link>https://blog.youkuaiyun.com/Yeva__/article/details/105676789</link><guid>https://blog.youkuaiyun.com/Yeva__/article/details/105676789</guid><author>Yeva__</author><pubDate>Wed, 22 Apr 2020 11:19:04 +0800</pubDate><description><![CDATA[【问题描述】jsp页面通过url传递参数时，即url为’xxx.jsp?code=’+code，code的值是正确的，

但接收的时候，变为了数字。

【解决方案】在url为参数加上引号。

【原因分析】js语言为弱类型，所以猜测和类型自动转换有关吧。

...]]></description><category></category></item><item><title><![CDATA[两个jsp页面通过url传参，中文乱码]]></title><link>https://blog.youkuaiyun.com/Yeva__/article/details/105506317</link><guid>https://blog.youkuaiyun.com/Yeva__/article/details/105506317</guid><author>Yeva__</author><pubDate>Tue, 14 Apr 2020 10:37:57 +0800</pubDate><description><![CDATA[【问题描述】

通过url传递json数据，传递对象报错
对象转字符串后，传递失败，另一页面得到的始终是[Object object]字样
使用encodeURI/decodeURI函数传递后，中文乱码

【解决方式】

不能通过传递对象方式传递参数，’?data=’+JSON.stringify(data)
传递失败，通过’?data=’+encodeURI(JSON.stringify(dat...]]></description><category></category></item><item><title><![CDATA[idea tomcat部署web项目出现404页面]]></title><link>https://blog.youkuaiyun.com/Yeva__/article/details/104562147</link><guid>https://blog.youkuaiyun.com/Yeva__/article/details/104562147</guid><author>Yeva__</author><pubDate>Fri, 28 Feb 2020 20:01:50 +0800</pubDate><description><![CDATA[出现404：
查了好久的博客，然后根据自己的项目更改配置

项目目录

project structure

web resource directories对应web-inf所处路径


tomcat设置


更改之后显示成功



...]]></description><category></category></item><item><title><![CDATA[easyUI datagrid数据显示问题]]></title><link>https://blog.youkuaiyun.com/Yeva__/article/details/103820822</link><guid>https://blog.youkuaiyun.com/Yeva__/article/details/103820822</guid><author>Yeva__</author><pubDate>Fri, 03 Jan 2020 15:25:33 +0800</pubDate><description><![CDATA[【描述】前台能接收到返回的数据，但显示错误
column:[{
		field:"key",
		title:"键"
		},{
		field:"description",
		title:"描述"
		}]

【错误原因】

columns错写为column
columns的元数据应为数组对象，应写为[[{},{}]]
json数据的key，如果后台为大写，就应写大写；应改为{field:“K...]]></description><category></category></item><item><title><![CDATA[Oracle清空数据后，重置自增长序列为1]]></title><link>https://blog.youkuaiyun.com/Yeva__/article/details/103819958</link><guid>https://blog.youkuaiyun.com/Yeva__/article/details/103819958</guid><author>Yeva__</author><pubDate>Fri, 03 Jan 2020 14:46:48 +0800</pubDate><description><![CDATA[【语句一】   select seq_fund_central.nextval from dual;

【语句二】  alter sequence seq_fund_central increment by -117;
再次执行语句一后：

【语句三】   alter sequence seq_fund_central increment by 1;
【语句四】   commit;

...]]></description><category></category></item><item><title><![CDATA[【线程安全】]]></title><link>https://blog.youkuaiyun.com/Yeva__/article/details/102462904</link><guid>https://blog.youkuaiyun.com/Yeva__/article/details/102462904</guid><author>Yeva__</author><pubDate>Wed, 09 Oct 2019 16:04:55 +0800</pubDate><description><![CDATA[【定义】：无论是在多线程还是在单线程下执行结果永远一致，就是线程安全的
【特点】：

不可变
例如String、Integer、Long这种类，都是final修饰的，任何线程都无法改变其值，除非新建，所以不可变对象可以直接在多线程环境下使用。
绝对线程安全
例如CopyOnWriteArrayList（ArrayList线程安全变体）、CopyOnWriteArraySet（java.util.A...]]></description><category></category></item><item><title><![CDATA[java排序(插入、希尔、堆、归并、基数、快排)]]></title><link>https://blog.youkuaiyun.com/Yeva__/article/details/100552596</link><guid>https://blog.youkuaiyun.com/Yeva__/article/details/100552596</guid><author>Yeva__</author><pubDate>Fri, 06 Sep 2019 13:05:17 +0800</pubDate><description><![CDATA[插入排序
【直接插入】
将数组分为有序区和无序区，例524613，有序区为5，无序区为24613，依次将无序区中的每个元素插入到有序区中

private int[] insertSort1(int[] arr){
		for(int i=1;i&lt;arr.length;i++){
			int j=i-1;
			for(;j&gt;=0;j--){
				if (arr[j]&lt;a...]]></description><category></category></item><item><title><![CDATA[string神奇的==比较和equals比较]]></title><link>https://blog.youkuaiyun.com/Yeva__/article/details/100045268</link><guid>https://blog.youkuaiyun.com/Yeva__/article/details/100045268</guid><author>Yeva__</author><pubDate>Fri, 23 Aug 2019 20:21:15 +0800</pubDate><description><![CDATA[昨碰见一个小题：
String str1 = "tom";
String str2 = new String("tom");
system.out.println(str1==str2);
system.out.println(str1.equals(str2));
结果为：
false
true
经过一番搜索后了解到：
str1存储的是值，是在常量池中的；str2存储的是String对象的引用地...]]></description><category></category></item></channel></rss>