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Plotting time in Python with Matplotlib
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When and why JPA entities should implement Serializable interface?
... between JVM-instances.
When we use DTO to decouple persistence layer and service layer, marking the domain objects as Serializable would be counter productive and would violate the “encapsulation”. Then it becomes an anti-pattern.
Composite identifiers
The primary key class must be serializa...
OpenSSH升级后不能登录的问题 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...新openssh
yum update openssl
yum update openssh
重启服务
service sshd restart
使用ssh –V 查看更新成功没有
接下来就是噩梦的开始
升级好了之后，使用客户端怎么都登录不上去
一开始以为是配置文件的问题，把另外...
站长投放广告绝对不做的事:Google Adsense和百度联盟广告违规分析 - 更多技...
...标题可以放置的文字只能是“赞助商链接”及“广告”（中文英文一样），其它的如“click here（单击此处）”、“support us（支持我们）”、“visit these link（访问这些链接）”或其他与内容无关、适用于任何广告的类似词语是完...
float64 with pandas to_csv
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How to make a Java Generic method static?
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Why does GCC generate such radically different assembly for nearly the same C code?
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Writing to an Excel spreadsheet
...npyxl). Others suggest to write to a .csv file (never used CSV and don't really understand what it is).
12 Answers
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What happens if i return before the end of using statement? Will the dispose be called?
...in certain circumstances when Dispose is called -- I'm looking at you, WCF Service Reference / Client Proxy! -- and when that happens it can be very difficult to track down the original exception if Dispose was called during an exception stack unwind, since the original exception gets swallowed in f...
Why is TypedReference behind the scenes? It's so fast and safe… almost magical!
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