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MySQL复制的概述、安装、故障、技巧、工具 - 数据库(内核) - 清泛网 - 专注...
...on
因为日志数据已经丢失了，所以此类问题基本上不能处理，只能重新安装同步从服务器。
接下来设置从服务器配置文件（缺省：/etc/my.cnf）：
[mysqld]
server_id = 200
log_bin = mysql-bin
log_bin_index = mysql-bin.index
relay_log = mysql-re...
Allow multiple roles to access controller action
...rator )]
[Authorize(Roles = RolesConvention.Guest)]
[Produces("application/json")]
[Route("api/[controller]")]
public class MyController : Controller
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Why, Fatal error: Class 'PHPUnit_Framework_TestCase' not found in …?
...d then, I needed to support PHP7 as well. This is what I did:
In composer.json:
"phpunit/phpunit": "~4.8|~5.7"
In my PHPUnit bootstrap file (in my case, /tests/bootstrap.php):
// PHPUnit 6 introduced a breaking change that
// removed PHPUnit_Framework_TestCase as a base class,
// and replaced i...
getting the last item in a javascript object
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No. Order is not guaranteed in JSON and most other key-value data structures, so therefore the last item could sometimes be carrot and at other times be banana and so on. If you need to rely on ordering, your best bet is to go with arrays. The power of ke...
Web scraping with Python [closed]
...mages, creates thumbnails and export the extracted data directly to csv or json.
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How can I check which version of Angular I'm using?
...
You could also check your package.json:
"dependencies": {
"@angular/common": "^5.0.0",
"@angular/compiler": "^5.0.0",
"@angular/core": "^5.0.0",
"@angular/forms": "^5.0.0",
"@angular/http": "^5.0.0",
"@angular/platform-browser": "^5.0...
Best way to convert strings to symbols in hash
....io/rubyfaux/?doc=http://rubyworks.github.io/facets/docs/facets-2.9.3/core.json#api-class-Hash
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How to convert a Django QuerySet to a list
....filter(something).values()
querySet_to_list(ss) # python list return.(json-able)
this code convert django queryset to python list
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My Understanding of HTTP Polling, Long Polling, HTTP Streaming and WebSockets
...d to a be a transport layer for higher-level protocols. While you can send JSON messages or what-not directly over a WebSocket connection, it can also carry standard or custom protocols.
For example, you could do AMQP or XMPP over WebSocket, as people have already done. So a client could receive me...
External resource not being loaded by AngularJs
...to load a video that is on a remote server but came across an issue. In my JSON, the URL is entered as a plain HTTP URL.
9 ...