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Apache Tomcat Not Showing in Eclipse Server Runtime Environments
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For version 2019-09, in drop down select: 2019-09 - download.eclipse.org/releases/2019-09 and install both: JST Server Adapters and JST Server Adapters extensions
– Olivier Royo
Nov 14 '19 at 8:07
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What is the difference between Left, Right, Outer and Inner Joins?
...ow you begin your query impacts the outcome of the join type. For example, SELECT * FROM students RIGHT OUTER JOIN lockers... would result in a different outcome than SELECT * FROM lockers RIGHT OUTER JOIN students.... Great answer, but would love to see it updated with complete SQL queries
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How do you prevent IDisposable from spreading to all your classes?
...concurrently but not the other ones. Think of what should be the aggregate root. In this case it should be Bus, IMHO, although i'm unfamiliar with the domain. So, in that case, the bus should contain the waithandle and all operations against the bus and all it 's children will be synchronized.
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How to saveHTML of DOMDocument without HTML wrapper?
... missing HTML skeleton. Consequently, $dom->documentElement will be the root HTML element. I have fixed your example code. It should now do what Scott is asking for.
– Gordon
Feb 2 '11 at 21:57
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How to get Time from DateTime format in SQL?
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SQL Server 2008:
SELECT cast(AttDate as time) [time]
FROM yourtable
Earlier versions:
SELECT convert(char(5), AttDate, 108) [time]
FROM yourtable
share
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Entity Framework - Include Multiple Levels of Properties
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For EF 6
using System.Data.Entity;
query.Include(x => x.Collection.Select(y => y.Property))
Make sure to add using System.Data.Entity; to get the version of Include that takes in a lambda.
For EF Core
Use the new method ThenInclude
query.Include(x => x.Collection)
.ThenIncl...
How to select the row with the maximum value in each group
In a dataset with multiple observations for each subject I want to take a subset with only the maximum data value for each record. For example, with a following dataset:
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Algorithm to calculate the number of divisors of a given number
... on. With this technique you can quickly test for factors near the square root of n much faster than by testing individual primes. If you combine this technique for ruling out large primes with a sieve, you will have a much better factoring method than with the sieve alone.
And this is just one o...
“Cannot evaluate expression because the code of the current method is optimized” in Visual Studio 20
...this issue when I was using VS 2010. My solution configuration has (Debug) selected. I resolved this by unchecking the Optimize Code property under project properties.
Project (right Click)=> Properties => Build (tab) => uncheck Optimize code
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app-release-unsigned.apk is not signed
...ettings.
Go to Signing Tab. Add a signing config and fill in information. Select your keychain as well.
Go to Build Type tab. Select release mode and set:
-Debuggable to true.
-Signing Config to the config. (The one you just created).
Sync your gradle. Enjoy!
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