python pyenv多版本管理工具的使用
项目地址githubpyenv does...改变每个用户系统级别的 python 版本为每个项目提供不同的 python 版本安装克隆到本地即为安装,默认目录是 ~/.pyenv ,可以通过 $HOME/.pyenv 改变安装位置。$ git clone https://github.com/py
项目地址githubpyenv does...改变每个用户系统级别的 python 版本为每个项目提供不同的 python 版本安装克隆到本地即为安装,默认目录是 ~/.pyenv ,可以通过 $HOME/.pyenv 改变安装位置。$ git clone https://github.com/py
现象: ... java: 1801: method does not override a method from its superclass @Override... 原因: Eclipse is defaulting to Java 1.5 and you have classes impl
mysql数据库开机报错: InnoDB: The log sequence number in ibdata files does not match InnoDB: the log sequence number in the ib_logfiles! 100224 12:24:20 InnoD
error 日志当中的记录: [ERROR] Fatal error: Can't open and lock privilege tables: Table 'mysql.host' doesn't exist 从发了帖子,只有人看,没有人回复,看到这种情况只能自己解决问题了,自己动手丰衣足食吗,
锁定也将降低多连接测试的整体时间,尽管因为它们等候锁定最大等待时间将上升。例如: 实现代码如下: Connection 1 does 1000 inserts Connections 2, 3, and 4 do 1 insert Connection 5 does 1000 inserts 如果
Always use rsync over sshSince rsync does not provide any security while transferring data it is recommended that you use rsync over ssh . This allows
js报错: Object doesn't support this property or method 问题原因: 1:js代码用了javascript关键字 2:方法名和表单或者div form名冲突 3.button中有name="submit" 4.上传图片时提示:Object doesn'
问题:jQuery控件的一个BUG 使用$.ajax时出现的错误,IE7下才会出错,IE6,IE8都正常。错误提示如下图: 官方论坛上的说明:http://forum.jquery.com/topic/object-doesn-t-support-this-property-or-method-fr
phar "C:\php\PEAR\go-pear.phar" does not have a signaturePHP Warning:require_once(phar://go-pear.phar/index.php): failed to open stream: phar error: i
实现代码如下: function rss_locale_date ($fmt, $ts, $addTZOffset = true) {if (isset($_SERVER["WINDIR"])) {//%e doesnt' exists under windows!$fmt=str_replace(