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How do I find out which settings.xml file maven is using
I recently changed my password and have to change my maven settings.xml file to reflect that. However, no matter what I do in the settings.xml file, the changed password just won't get picked up. Out of desperation, I ran maven with the -s switch ( mvn -s <my intended settings.xml file> ) and ...
How to search in array of object in mongodb
...hout $elemMatch mongo will look for users with National Medal in some year and some award in 1975s, but not for users with National Medal in 1975.
See MongoDB $elemMatch Documentation for more info. See Read Operations Documentation for more information about querying documents with arrays.
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How does Rails keep track of which migrations have run for a database?
...runs a migration, it takes the leading digits in the migration's file name and inserts a row for that "version", indicating it has been run. If you roll back that migration, Rails will delete the corresponding row from schema_migrations.
For example, running a migration file named 20120620193144_cr...
SVN Repository Search [closed]
...VN respository for code snippets? I found 'FishEye' but the cost is 1,200 and well outside my budget.
14 Answers
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MediaNotification 媒体通知扩展：管理媒体播放器通知，支持播放控制 · Ap...
...会检查名称并只处理适当的消息。Kodular现在也提供许多Androidx功能。只需要集成 “androidx.media.jar”。前台服务现在通过源代码中的 UsesServices 注解和生成的.aix文件中的 broadcastReceivers 部分手动声明。有了这些更改，不再需要为App...
Servlet returns “HTTP Status 404 The requested resource (/servlet) is not available”
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Put servlet class in a package
First of all, put the servlet class in a Java package. You should always put publicly reuseable Java classes in a package, otherwise they are invisible to classes which are in a package, such as the server itself. This way you elimini...
Type.GetType(“namespace.a.b.ClassName”) returns null
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the type exists, it's in a different class library, and i need to get it by string name
– Omu
Dec 1 '09 at 9:58
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How to give ASP.NET access to a private key in a certificate in the certificate store?
...Local Computer" account. Best to use Certificates MMC. Make sure to check "Allow private key to be exported"
Based upon which, IIS 7.5 Application Pool's identity use one of the following.
IIS 7.5 Website is running under ApplicationPoolIdentity. Open MMC => Add Certificates (Local computer) sn...
Pandas: drop a level from a multi-level column index?
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@yoonghm It is there, you are probably just calling it on columns that don't have a multi-index
– matt harrison
Dec 18 '18 at 14:59
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LINQ equivalent of foreach for IEnumerable
...Multi-threading, possible by PLINQ. 2. Exceptions, you may want to collect all exception in the loop and throw it at once; and they are noise codes.
– Dennis C
Feb 7 '10 at 7:06
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