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例外:“数据库行 [UnmarshalRecordImpl()] 中缺少类指示符字段."使用 EclipseLink JAXB (MOXy) 解组 XML 时
2022-01-19 00:00:00
java
jaxb
eclipselink
moxy
jaxb2
如何对自定义 RecordReader 和 InputFormat 类进行单元测试?
2022-01-13 00:00:00
unit-testing
hadoop
mapreduce
java
我们如何使用 mediaRecorder 将画布流与音频流混合
2022-01-17 00:00:00
webrtc
javascript
html5-canvas
mediarecorder-api
Rails 3 ActiveRecord:按关联排序
2022-01-31 00:00:00
ruby-on-rails
mysql
activerecord
ruby-on-rails-3
ActiveRecord::Base.connection.execute 的受影响行
2022-01-24 00:00:00
connection
mysql
activerecord
ruby-on-rails-4
VB6 ADODB.Recordset RecordCount 属性总是返回 -1
2022-01-20 00:00:00
database
sql-server
adodb
vb6
ado
按指定顺序按 id 查找 ActiveRecord 对象的干净方法
2022-01-20 00:00:00
find
ruby-on-rails
sqlite
activerecord
rails-activerecord
使 ActiveRecord/Rails 使用实际的 mysql TIMESTAMP 列
2022-01-13 00:00:00
timestamp
ruby-on-rails
mysql
activerecord
创建一个没有 :id 列的 ActiveRecord 数据库表?
2021-12-23 00:00:00
ruby-on-rails
security
ruby
mysql
activerecord
在 Rails 中使用 Active Record 时如何指定 Ruby 正则表达式?
2021-12-23 00:00:00
regex
ruby-on-rails
mysql
activerecord
ruby-on-rails-3
如何为 mysql 设置 ActiveRecord 查询超时?
2021-12-23 00:00:00
timeout
mysql
activerecord
Codeigniter Active Record 'where_or' 分组
2021-12-10 00:00:00
mysql
codeigniter
activerecord
按指定顺序按 id 查找 ActiveRecord 对象的清洁方法
2021-12-02 00:00:00
find
ruby-on-rails
sqlite
activerecord
rails-activerecord
如何使用 ActiveRecord 在 mysql 中使用 DISTINCT ON
2021-11-20 00:00:00
ruby-on-rails
mysql
activerecord
Rails 3 ActiveRecord:按关联计数排序
2021-11-20 00:00:00
ruby-on-rails
mysql
activerecord
ruby-on-rails-3
动态 Active Record 查询中的 Codeigniter 括号
2021-11-18 00:00:00
arrays
mysql
codeigniter
activerecord
按以数字开头的字符串排序 - ActiveRecord
2021-10-26 00:00:00
ruby-on-rails
mysql
activerecord
natural-sort
使用触发器插入记录时递增 RECORD_ID
2021-09-10 00:00:00
tsql
sql-server
Rails 3 ActiveRecord:按关联排序
2022-01-31 00:00:00
ruby-on-rails
mysql
activerecord
ruby-on-rails-3
ActiveRecord::Base.connection.execute 的受影响行
2022-01-24 00:00:00
connection
mysql
activerecord
ruby-on-rails-4
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