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Mysql ibdata 丢失或损坏如何通过frm&ibd 恢复数据 - 爬虫/数据库 - 清...

...什么了,这个模式也不是说改了数据库就可以在生产环境使用。更改 innodb_force_recovery=1 , 如果不成修改为 2,3,4,5,6。直到可以 查询出数据为止,然后dump出来。数据就备份出来了。 h、把所有数据导出后,在新数据库导入。所...
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程序员用数据思维教你如何追女生 - 杂谈 - 清泛网 - 专注C/C++及内核技术

...们加班习惯了,谁先困谁是孙子。 7、记不住没关系,要使用配置管理 第一次牵手,第一次旅行,恋爱纪念日·····你还记得是哪一天么? 很多关键性活动我们总是记不住,但是我们程序员有一招叫“配置管理”,我们通...
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Map vs Object in JavaScript

...aking it easy to access elements. You also have direct support for it with JSON. When used as a hash it's annoying to get an object without any properties at all. By default if you want to use Objects as a hash table they will be polluted and you will often have to call hasOwnProperty on them when a...
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在线服务黑天鹅 - 资讯 - 清泛网 - 专注C/C++及内核技术

...9%,服务中断时间:5.256分钟/年 当一个系统有大量用户使用之后,对系统可用性有较高要求,互联网服务通常会把可用性目标定在99.99%及以上,但极少能达到99.999%。Tim有一个服务由于功能简单且稳定,较少需要变更代码,...
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Mysql ibdata 丢失或损坏如何通过frm&ibd 恢复数据 - 更多技术 - 清泛网 - ...

...什么了,这个模式也不是说改了数据库就可以在生产环境使用。更改 innodb_force_recovery=1 , 如果不成修改为 2,3,4,5,6。直到可以 查询出数据为止,然后dump出来。数据就备份出来了。 h、把所有数据导出后,在新数据库导入。所...
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Python Requests and persistent sessions

...kies saved for future requests. r2 = s.get('https://localhost/profile_data.json', ...) #cookies sent automatically! #do whatever, s will keep your cookies intact :) For more about sessions: https://requests.kennethreitz.org/en/master/user/advanced/#session-objects ...
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How to pass parameters in $ajax POST?

...on(){ console.log("error"); }); Additionally, if you always send a JSON string, you can use $.getJSON or $.post with one more parameter at the very end. $.post('superman', { field1: "hello", field2 : "hello2"}, function(returnedData){ console.log(returnedData); }, 'json'); ...
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Why should I use document based database instead of relational database?

...from their website) A document database server, accessible via a RESTful JSON API. Generally, relational databases aren't simply accessed via REST services, but require a much more complex SQL API. Often these API's (JDBC, ODBC, etc.) are quite complex. REST is quite simple. Ad-hoc and schema-...
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AI伴侣现已正式升级为“AppInventor学院”App! - App Inventor 2 中文网 -...

...时间,可能你们也有所疑问是否构成侵权,关于MIT Logo使用问题,其实我们之前也只是尝试申请国内商标,没想到还真已经申请下来了,但即使如此,我们仍然决定启用我们自己独特VI标识,因为我们着眼于更长远发...
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Invoke-WebRequest, POST with parameters

...some picky web services, the request needs to have the content type set to JSON and the body to be a JSON string. For example: Invoke-WebRequest -UseBasicParsing http://example.com/service -ContentType "application/json" -Method POST -Body "{ 'ItemID':3661515, 'Name':'test'}" or the equivalent fo...