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public class B { public static final void main(String[] args) { System.out.println(System.getProperty("bb")); System.out.println(System.getProperty("f 阅读全文
posted @ 2022-04-13 18:17
ascertain
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@Test public void d() throws IOException{ URL url = new URL("http://baidu.com"); InputStream inputStream; URLConnection urlConnection = url.openConnec 阅读全文
posted @ 2022-04-12 16:42
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classpath: import java.io.File; import java.util.Arrays; public class B { public static final void main(String[] args) { String property = System.getP 阅读全文
posted @ 2022-04-12 14:57
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package com.company; public class Wig{ public static void main(String[] args){ Object[] objects = new String[]{"a", "b", "c"}; if(objects instanceof S 阅读全文
posted @ 2022-04-12 13:36
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public class Zak { static ThreadLocal<Integer> threadLocal = new ThreadLocal<>(); public static void main(String[] args) throws InterruptedException{ 阅读全文
posted @ 2022-04-11 20:02
ascertain
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https://developers.google.com/maps/url-encoding https://secure.n-able.com/webhelp/nc_9-1-0_so_en/content/sa_docs/api_level_integration/api_integration 阅读全文
posted @ 2022-04-11 19:37
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''.join([chr(random.randint(48,122)) for _ in range(55)]) 阅读全文
posted @ 2022-04-11 17:43
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Go to Start > Type in regedit and start it Navigate to HKEY_CURRENT_USER/Control Panel/Input Method/Hot Keys Select the key named: 00000070 for the Ch 阅读全文
posted @ 2022-04-11 11:48
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XML: bean.xml <?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLS 阅读全文
posted @ 2022-04-09 16:29
ascertain
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<?xml version="1.0" encoding="UTF-8"?> <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:sc 阅读全文
posted @ 2022-04-07 13:48
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select current_date() from dual; select current_time() from dual; select current_timestamp() from dual; select date_add(now,interval 10 minute) from d 阅读全文
posted @ 2022-04-05 15:03
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select abs(-5) from dual; select bin(10) from dual; # 转二进制 1010 select hex(100) from dual; select conv(number,from_base,to_base) select ceil(n) select 阅读全文
posted @ 2022-04-05 14:23
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select charset(str); # 显示客户端字符集 select charset(field1) from table; # field1字符集 select charset(field2) from table; # field2字符集 concat(str1,str2,...); i 阅读全文
posted @ 2022-04-05 14:09
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java -cp ".;./mysql-connector-java-8.0.28.jar" zak.Zak https://stackoverflow.com/questions/2839321/connect-java-to-a-mysql-database package zak; impor 阅读全文
posted @ 2022-04-04 22:00
ascertain
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Server & Client Utils.java package den; import java.io.*; import java.nio.charset.StandardCharsets; public class Utils{ public static byte[] streamToB 阅读全文
posted @ 2022-04-03 14:21
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posted @ 2022-04-02 12:49
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https://docs.microsoft.com/en-us/powershell/module/microsoft.powershell.core/about/about_character_encoding?view=powershell-7.2 In general, Windows Po 阅读全文
posted @ 2022-03-29 20:49
ascertain
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<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="wi 阅读全文
posted @ 2022-03-28 23:10
ascertain
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App.vue <template> <div id="heart" @click="toggleFlag"> <span :class="{active:flag}"></span> <span :class="{active:flag}"></span> </div> </template> < 阅读全文
posted @ 2022-03-28 15:11
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