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mysql5.7初始化密码报错 ERROR 1820 (HY000): You must reset your password using ALTER USER statement before

mysql5.7初始化密码报错ERROR1820(HY000):YoumustresetyourpasswordusingALTERUSERstatementbeforemysql初始化密码常见报错问题1，mysql5.6是密码为空直接进入数据库的，但是mysql5.7就需要初始密码cat/var/log/mysqld...

代码星球 ·2020-08-24

Using jQuery to add a dynamic “Back To Top” floating button with smooth scroll

Everreadareallylongblogpostorarticleandthenhadtoscrollallthewayuptothetopofthescreentogettothemenu?Itcanbealittlefrustrating.It’seasytofix,youcanhaveafixe...

代码星球 ·2020-08-23

在eclipse中配置Tomcat时，出现“Cannot create a server using the selected type”的错误。

出现原因：Tomcat重新安装，并且安装目录改变了。解决方案：在“Window->preferences->Server->RuntimeEnvironment”，编辑Tomcat的目录为你新安装的目录，然后保存，这样就可以建立Tomcatserver了。 ...

代码星球 ·2020-08-19

Eclipse 4.2 (Juno) 'Cannot create a server using the selected type' in Tomcat 7

【太神奇了，真的可以呀】原文：http://stackoverflow.com/questions/13423593/eclipse-4-2-juno-cannot-create-a-server-using-the-selected-type-in-tomcat-7 133downv...

代码星球 ·2020-08-15

interrupt 1 using 1

释疑：voidTimer0()interrupt1using1 Timer0 是函数名,随便取的 interrupt xx using y 跟在interrupt&n...

代码星球 ·2020-08-15

Tessnet2 a .NET 2.0 Open Source OCR assembly using Tesseract engine

http://www.pixel-technology.com/freeware/tessnet2/ Tessnet2a.NET2.0OpenSourceOCRassemblyusingTesseractengineKeywords:Opensource,OCR,Tesseract,.NET,DO...

代码星球 ·2020-08-15

使用打印方法时，要先引用命名空间： Using System.Drawing.Pringing

使用打印方法时，要先引用命名空间：UsingSystem.Drawing.PringingPrintDocument类的重要属性和方法：属性：DocumentName 设置打印文档时要显示的文档名（在打印任务队列中显示）DefaultPageSettings打印页面设置PrinterSettings打印机设置...

代码星球 ·2020-08-15

Crystal Reports "Access to report file denied. Another program may be using it."

I encounterthisproblemseveraltimes,thewaytogetaroundthisistogive "Everyone orNetworkService "permissionto"C:windowsemp"folder.Igaveeveryoneo...

代码星球 ·2020-08-14

MySql错误1045 Access denied for user 'root'@'localhost' (using password:YES) windows下的解决方案（忘记密码）

1、进入管理员控制台停止mysql服务：netstopmysql;2、进入mysql的安装路径，如我的安装路径为C:ProgramFilesMySQLMySQLServer5.5，打开my.ini文件，找到[mysqld]，在该行下面添加 skip_grant_tables，也就是通知mysql,在登陆的时候...

代码星球 ·2020-08-09

leetcode 29-> Divide Two Integers without using multiplication, division and mod operator

classSolution(object):defdivide(self,dividend,divisor):""":typedividend:int:typedivisor:int:rtype:int"""ispositive=Trueifdividend>0anddivisor<0:ispo...

代码星球 ·2020-08-09

Using IntelliJ IDEA as the Vim Editor

ThisfeatureisonlysupportedintheUltimateedition.ThefollowingisonlyvalidwhenIdeaVimPluginisinstalledandenabled!Makesurethat:YouareworkingwithIntelliJIDEAversion15...

代码星球 ·2020-08-09

How to CORS enable ArcGIS Server 10.2.1 to Access REST Services without Using proxy.ashx

http://gis.stackexchange.com/questions/86206/how-to-cors-enable-arcgis-server-10-2-1-to-access-rest-services-without-using-pr比如，在你的arcgisserverforjavascriptapi网...

代码星球 ·2020-08-08

Using Let’s Encrypt for free SSL Certs with Netscaler

UsingLet’sEncryptforfreeSSLCertswithNetscaler Thatmeansrightnow,youcangogetyourselffreeSSLcertificatesforanywebpropertythatyouown. TheseSSLcerts...

代码星球 ·2020-08-01

ERROR 1820 (HY000): You must reset your password using ALTER USER statement before executing this statement.

错误信息如下:ERROR1820(HY000):YoumustresetyourpasswordusingALTERUSERstatementbeforeexecutingthisstatement.翻译过来的意思是:错误1820(HY000):您必须使用ALTERUSER语句重置密码在执行此语句之前。所以解决办法就是...

代码星球 ·2020-07-24

关于EnumerateObjectsUsingBlock和for-in之间的较量

如果我们要遍历一个数组,上过编程课程的童鞋都会想到For语句去循环.ObjectiveC提供一个Block的遍历方法,那么用它还是用For好呢？下面我们去实践一下:遍历一个数组看谁快参赛选手ForLoop,For-in,enumerateObjectsUsingBlock这个三个方法: For-in方法最快速...

代码星球 ·2020-06-27