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How do I tell Spring Boot which main class to use for the executable jar?
... <groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
<configuration>
<mainClass>com.mycorp.starter.HelloWorldApplication</mainClass>
</configuration>
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typecast string to integer - Postgres
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Wild guess: If your value is an empty string, you can use NULLIF to replace it for a NULL:
SELECT
NULLIF(your_value, '')::int
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Const before or const after?
...at const can be used to make either an object's data or a pointer not modifiable or both.
7 Answers
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Good examples using java.util.logging [closed]
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If you're wondering where the logs go, make sure you've set up a Handler for the Logger. To simply output logs to the console, use a new ConsoleHandler, and add this to your logger using the addHandler method. Make sure you c...
Open a file with Notepad in C#
...dows Shell to open up your file with it's associated editor. Additionally, if the file specified does not have an association, it'll use the Open With... dialog from windows.
Note to those in the comments, thankyou for your input. My quick n' dirty answer was slightly off, i've updated the answer t...
How to encode URL parameters?
...EncodeURI(), according to the MDN Documentation.
Regarding encodeURI()...
If one wishes to follow the more recent RFC3986 for URLs, which makes square brackets reserved (for IPv6) and thus not encoded when forming something which could be part of a URL (such as a host), the following code snippet m...
What is the equivalent of “!=” in Excel VBA?
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Because the inequality operator in VBA is <>
If strTest <> "" Then
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the operator != is used in C#, C++.
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How to wait for async method to complete?
...ery nice, thank you. I was scratching my head on a similar issue and the difference was to change void to Task just as you had said.
– Jeremy
Dec 11 '14 at 20:19
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Syntax highlighting/colorizing cat
...ith syntax highlighting is simply out of scope. cat is not meant for that.
If you just want to have the entire content of some file coloured in some way (with the same colour for the whole file), you can make use of terminal escape sequences to control the color.
Here's a sample script that will ch...
How to initialize HashSet values by construction?
...r Java diamond notation as you mentioned, but didn't have time to test it. If anyone can doublecheck that would be awesome. Main concern is the hashset to set assignment, the HashSet constructor may need an explicit generic type.
– Gennadiy
Jul 25 '17 at 13:44
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