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Ignore fields from Java object dynamically while sending as JSON from Spring MVC
... java.util.Arrays;
import java.util.List;
import org.springframework.http.converter.json.MappingJacksonValue;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;
import com.fasterxml.jackson.databind.ser.FilterProvider;
import c...
Have a reloadData for a UITableView animate when changing
...you have more than 0 sections!)
Another thing to note is that you may run into a NSInternalInconsistencyException if you attempt to simultaneously update your data source with this code. If this is the case, you can use logic similar to this:
int sectionNumber = 0; //Note that your section may be...
What's the bad magic number error?
...hex value of first two bytes. In my case, these were 03 f3.
Open calc and convert its display mode to Programmer (Scientific in XP) to see Hex and Decimal conversion. Select "Hex" from Radio button. Enter values as second byte first and then the first byte i.e f303 Now click on "Dec" (Decimal) radi...
Get a filtered list of files in a directory
...ke of passing a string instead of a list. For example if you accidentally convert a string to a list and end up checking against all the characters of a string, you could end up getting a slew of false positives.
But it's better to have a problem that's easy to fix than a solution that's hard to u...
PostgreSQL: How to make “case-insensitive” query
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Use LOWER function to convert the strings to lower case before comparing.
Try this:
SELECT id
FROM groups
WHERE LOWER(name)=LOWER('Administrator')
share
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Could not load file or assembly 'System.Net.Http.Formatting' or one of its dependencies. The system
...
This solved my problem as well. I had converted an old Web Site project to a Web Application. The Web.config file was referencing version 5.2.7, while the installed NuGet package was 5.2.3. Deleting this from the Web.config fixed the error.
–...
How can strings be concatenated?
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This method also allows you to 'concat' an int to string, which isn't possible directly with + (requires wrapping the int in a str())
– aland
Dec 8 '18 at 16:04
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quick random row selection in Postgres
... postgres that contains couple of millions of rows. I have checked on the internet and I found the following
7 Answers
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final keyword in method parameters [duplicate]
..., the caller of the function never loses its reference, and continues to point to the same object.
– Armand
Feb 20 '14 at 18:19
14
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How to send SMS in Java
... if (portId.getName().equals(comPort)) {
System.out.println("Got PortName");
return true;
}
}
}
return false;
}
public void checkStatus() {
send("AT+CREG?\r\n");
}
public void send(String cmd) {
...