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Renaming a branch while on pull request
On Github, you can make pull requests to add functionality to a project. One's contributions have to be on a branch that, if the request is accepted, will be merged into the master branch (or an analogous one) of the project.
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MySQL - UPDATE query based on SELECT Query
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You can actually do this one of two ways:
MySQL update join syntax:
UPDATE tableA a
INNER JOIN tableB b ON a.name_a = b.name_b
SET validation_check = if(start_dts > end_dts, 'VALID', '')
-- where clause can go here
ANSI SQL syntax:
UPDATE tab...
How do I disable fail_on_empty_beans in Jackson?
...r class, try @JsonSerialize above class declaration.
For a mapper, here's one example:
ObjectMapper mapper = new ObjectMapper();
mapper.configure(SerializationFeature.FAIL_ON_EMPTY_BEANS, false);
// do various things, perhaps:
String someJsonString = mapper.writeValueAsString(someClassInstance);
S...
How to create a css rule for all elements except one class?
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@FranciscoCorralesMorales :not(.classOne):not(.classTwo) cf stackoverflow.com/a/5684168/248058
– Knu
Aug 17 '14 at 14:48
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When should you NOT use a Rules Engine? [closed]
...will make them accessible to many apps that require them. I would defy anyone to tell me that a Rete rules engine with that many rules is well-understood. I'm not aware of any tools that can check to ensure that conflicts don't exist.
I think partitioning rules sets to keep them small is a better...
Javascript when to use prototypes
...at prototype so as to gain all those methods at very little runtime cost.
One vitally important part of how jQuery gets it right is that this is hidden from the programmer. It's treated purely an optimisation, not as something that you have to worry about when using the library.
The problem with J...
What is the proper REST response code for a valid request but an empty data?
...success. Response codes in the 400s indicate failure. The summary, points one and two, are about the 204 response code (No Content).
– Chris Pfohl
Sep 7 '12 at 17:42
235
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How does one use rescue in Ruby without the begin and end block
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can you use more than one rescue in your def?
– marriedjane875
May 28 '15 at 1:30
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When should I use a struct rather than a class in C#?
...ly large) are more expensive to pass around than class references (usually one machine word), so classes could end up being faster in practice.
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