170
Points
Questions
32
Answers
41
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Asked on July 17, 2020 in XML.
Use
<boolean key="IsEmpty">true</boolean>
, https://xsltfiddle.liberty-development.net/3Mvnt3s.- 435 views
- 1 answers
- 0 votes
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Asked on July 17, 2020 in XML.
maybe this helps you to finding the solution (XSLT 2.0):
<xsl:for-each-group select="//property" group-by="@city"> <xsl:value-of select="sum(current-group()/@price)"/> </xsl:for-each-group>
- 479 views
- 2 answers
- 0 votes
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Asked on July 17, 2020 in XML.
I would do:
<xsl:value-of select="recurringNode[field1='ABC' or starts-with(field1,'X')]/field2"/>
- 392 views
- 1 answers
- 0 votes
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Asked on July 16, 2020 in .NET.
The only normal way of passing a value to the event caller from the event handler is through the event args. You should also add a flag e.g. IsHandled that you can set to true. The dirty way is by making the handler non void.
- 402 views
- 2 answers
- 0 votes
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Asked on July 16, 2020 in .NET.
Using Embeddinator-4000 to consume a .NET library in a native Android project, use the following steps:
-
Create a C# Android Library project.
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Install Embeddinator-4000.
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Locate Embeddinator-4000.exe and add it to your
PATH
. For example:
set PATH=%PATH%;C:\Users\USERNAME.nuget\packages\embeddinator-4000\0.4.0\tools
- Run Embeddinator-4000 on the library assembly. For example:
Embeddinator-4000.exe -gen=Java -out=foo Xamarin.Foo.dll
- Use the generated AAR file in a Java project in Android Studio.
The fourth step will generate the
.aar
file , more detail info can refer to here : https://docs.microsoft.com/en-us/xamarin/tools/dotnet-embedding/get-started/java/android#create-an-android-library-project- 422 views
- 1 answers
- 0 votes
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Asked on July 16, 2020 in .NET.
Please add this to your project file:
<ItemGroup> <FrameworkReference Include="Microsoft.AspNetCore.App" /> </ItemGroup>
You shouldn’t need to specify any other packages for framework. Please follow this link
- 373 views
- 2 answers
- 0 votes
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Asked on July 16, 2020 in Mysql.
Put quite simply:
SELECT 'This is Ashok''s Pen.';
So inside the string, replace each single quote with two of them.
Or:
SELECT 'This is Ashok\'s Pen.'
Escape it =)
- 697 views
- 16 answers
- 0 votes
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Asked on July 16, 2020 in Mysql.
Assuming that
last_updated_date
is set on the same database where this is running, then you don’t need to worry about timezones. If that is the case, you can simply use:WHERE last_updated_date < now() - interval 6 hour
- 326 views
- 2 answers
- 0 votes
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Asked on July 16, 2020 in Mysql.
Just a little cheatsheet.
Mysql has 3 different scenarios for handling unique key duplicates:If you want to…
- do nothing – use
INSERT IGNORE
- delete existing and create new – use
REPLACE INTO
- update existing – use
ON DUPLICATE UPDATE
- 355 views
- 5 answers
- 0 votes
- do nothing – use
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Asked on July 16, 2020 in Mysql.
MySQL has a “INSERT … ON DUPLICATE KEY UPDATE” command. You can find it here: http://dev.mysql.com/doc/refman/5.0/en/insert-on-duplicate.html
INSERT INTO `table` VALUES ('a', 'b') ON DUPLICATE KEY UPDATE `field1`='a', `field2`='b'
- 355 views
- 5 answers
- 0 votes