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How to show all privileges from a user in oracle?
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Another useful resource:
http://psoug.org/reference/roles.html
DBA_SYS_PRIVS
DBA_TAB_PRIVS
DBA_ROLE_PRIVS
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Does setting Java objects to null do anything anymore?
... ones). With big state objects and hundreds of worker threads (think: big http server), this can be massive amounts of memory held and copied around yet will never be used again.
– Brian White
Mar 27 '15 at 18:10
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Add Keypair to existing EC2 instance
...ces. These steps were originally posted by Utkarsh Sengar (aka. @zengr) at http://utkarshsengar.com/2011/01/manage-multiple-accounts-on-1-amazon-ec2-instance/. I've made only a few small changes.
Step 1: login by default “ubuntu” user:
$ ssh -i my_orig_key.pem ubuntu@111.111.11.111
Step 2: ...
Android: Difference between Parcelable and Serializable?
...'com.squareup.retrofit2:retrofit:2.5.0'
implementation 'com.squareup.okhttp3:okhttp:3.12.0'
testImplementation 'junit:junit:4.12'
androidTestImplementation 'com.android.support.test:runner:1.0.2'
androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'
}
Se...
What is the difference between mocking and spying when using Mockito?
...and hence we can say that the entry was added to the real object.
Source: http://www.baeldung.com/mockito-spy + self notes.
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Understanding Fragment's setRetainInstance(boolean)
...k.
Here are some analysis of the android activity/fragment hope it helps.
http://ideaventure.blogspot.com.au/2014/01/android-activityfragment-life-cycle.html
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Boost Statechart vs. Meta State Machine
...th information on the performance/scalability tradeoffs can be found here:
http://www.boost.org/doc/libs/1_45_0/libs/statechart/doc/performance.html
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Is there a naming convention for MySQL?
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MySQL has a short description of their more or less strict rules:
https://dev.mysql.com/doc/internals/en/coding-style.html
Most common codingstyle for MySQL by Simon Holywell:
http://www.sqlstyle.guide/
See also this question:
Are there any published coding style guidelines for SQL?
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Why would one omit the close tag?
...st sed/awk or regex-oneliners). In particular:
phptags tag tidier
https://fossil.include-once.org/phptags/
Which could generally be used to --unclose php tags for third-party code, or rather just fix any (and all) actual whitespace/BOM issues:
phptags --warn --whitespace *.php
It al...
CDN（内容分发网络）技术原理 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...要技术手段是高速缓存、镜像服务器。可工作于DNS解析或HTTP重定向两种方式，通过Cache服务器，或异地的镜像站点完成内容的传送与同步更新。DNS方式用户位置判断准确率大于85%，HTTP方式准确率为99%以上；一般情况下，各Cache服...