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How to tell Jackson to ignore a field during serialization if its value is null?
...ing there are multiple @JsonInclude annotations in Jackson? I had no idea. What should the fully qualified name be then? feel free to edit the answer
– ZiglioUK
Sep 12 '17 at 8:44
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Java HTTPS client certificate authentication
I'm fairly new to HTTPS/SSL/TLS and I'm a bit confused over what exactly the clients are supposed to present when authenticating with certificates.
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Count how many records are in a CSV Python?
...k) to read a CSV file. I pull just 2 lines out of this CSV as you can see. What I have been trying to do is store in a variable the total number of rows the CSV also.
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Who architected / designed C++'s IOStreams, and would it still be considered well-designed by today'
...t off, it may seem that I'm asking for subjective opinions, but that's not what I'm after. I'd love to hear some well-grounded arguments on this topic.
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Convert a JSON string to object in Java ME?
... Its giving a list of related classes but none of them actually accomplish what the asker wants.
– Jeff Martin
Jun 11 '11 at 17:34
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if, elif, else statement issues in Bash
I can't seem to work out what the issue with the following if statement is in regards to the elif and then . Keep in mind the printf is still under development I just haven't been able to test it yet in the statement so is more than likely wrong.
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Weird PHP error: 'Can't use function return value in write context'
...t this error too, doing your exact example (trim inside empty). Thanks x3. What a strange error.. I still don't fully understand :/ empty() can take a string.. and trim() returns a string.. so wth?
– Nick Rolando
Feb 8 '12 at 17:23
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What is a deadlock?
When writing multi-threaded applications, one of the most common problems experienced are deadlocks.
17 Answers
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Ruby on Rails: how do I sort with two columns using ActiveRecord?
....order(:etc)? The order of the order clauses in the SQL is the opposite of what I get when I run .to_sql on that.
– Qaz
Oct 23 '18 at 17:30
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Javascript Array.sort implementation?
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I think that would depend on what browser implementation you are refering to.
Every browser type has it's own javascript engine implementation, so it depends.
You could check the sourcecode repos for Mozilla and Webkit/Khtml for different implementation...