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Difference between jar and war in Java

... You add web components to a J2EE application in a package called a web application archive (WAR), which is a JAR similar to the package used for Java class libraries. A WAR usually contains other resources besides web components, including: Server-side utility classes (database bean...
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The selected run destination is not valid for this action

... I had that issue several times. Basically, just set the Base SDK in Build Settings to Latest OS X and it should work properly. share | improve this answer ...
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Is there a .NET/C# wrapper for SQLite? [closed]

...is the original SQLite database engine and a complete ADO.NET 2.0 provider all rolled into a single mixed mode assembly. It is a complete drop-in replacement for the original sqlite3.dll (you can even rename it to sqlite3.dll). Unlike normal mixed assemblies, it has no linker dependency on the .NE...
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Setting Environment Variables for Node to retrieve

... @mibbit yes, that's what dotenv is all about, as it will read your .env file and apply it. – balexandre Feb 21 '19 at 10:39 add a comme...
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Querying data by joining two tables in two database on different servers

... Maybe hard-coded database names isn't the best approach always within an SQL-query. Thus, adding synonyms would be a better approach. It's not always the case that databases have the same name across several staging environments. They might consist by postfixes like PROD,...
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pg_config executable not found

I am having trouble installing psycopg2. I get the following error when I try to pip install psycopg2 : 43 Answers ...
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How can I set the default timezone in node.js?

... this google group thread, you can set the TZ environment variable before calling any date functions. Just tested it and it works. > process.env.TZ = 'Europe/Amsterdam' 'Europe/Amsterdam' > d = new Date() Sat, 24 Mar 2012 05:50:39 GMT > d.toLocaleTimeString() '06:50:39' > ""+d 'Sat Mar...
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Activity has leaked window that was originally added

... so the 'real' exception was a little earlier in the log Answer 3 Call dismiss() on the Dialog instance you created before exiting your Activity, e.g. in onPause() or onDestroy() share | ...
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Phonegap Cordova installation Windows

The documentation for phonegap/cordova is absolutely horrible. All I'm trying to do is install PhoneGap 3.0 on my Windows environment but having no success. ...
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Reading in a JSON File Using Swift

I'm really struggling with trying to read a JSON file into Swift so I can play around with it. I've spent the best part of 2 days re-searching and trying different methods but no luck as of yet so I have signed up to StackOverFlow to see if anyone can point me in the right direction..... ...