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Deserialize JSON to ArrayList using Jackson
...ut a NullPointerException. I'm guessing that this could be because my POJO does not conform to the right naming conventions for its properties, that is, the whole issue is that the web service returns Prop1Member and my object has Prop1. This is the only real reason I'm using mixins to begin with, s...
Facebook database design?
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you can be sure that facebook does not use a RDBMS for this, it is common knowledge that they, twitter and everyone else that needs to run queries like this use a graph database of some flavor. there is at least 69 people that have never worked at any kin...
Git branch strategy for small dev team [closed]
... The develop is an unecessary 'solution' to a problem that git doesn't have. As far as I can tell the success is due to a well written if misguided article with no comments allowed. Here's a counter-article barro.github.io/2016/02/…
– Tim Abell
Oc...
How can I mock dependencies for unit testing in RequireJS?
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I really wanted testr.js to work, but it doesn't feel quite up to the task yet. In the end I'm going with @Andreas Köberle's solution, which will add nested contexts to my tests (not pretty) but which consistently works. I wish someone could focus on resolving this...
iPhone - Grand Central Dispatch main thread
...kes too long the server stays responsive to new requests.
If your program does nothing but spend its whole life responding to events then this can be quite natural. You just set up your event handlers to run on the main queue and then call dispatch_main(), and you may not need to worry about thread...
How to send a JSON object using html form data
...lencoded data and processing that on the server instead of JSON. Your form doesn't have any complicated hierarchy that would benefit from a JSON data structure.
Update in response to major rewrite of the question…
Your JS has no readystatechange handler, so you do nothing with the response
Y...
Simple state machine example in C#?
... behaviour that gets created under the hood.
The StateMachine base class does some reflection on construction to assign code to each [Trigger] action, which sets the Trigger member and moves the state machine forward.
But you don't really need to understand the internals to be able to use it.
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Which Boost features overlap with C++11?
...ns of most of these are somewhat less featureful. E.g. AFAICT the standard does not have
Perl5 regular expressions
call_traits
Certain regex interface members (such as bool boost::basic_regex<>::empty()) and othe interface differences
this bites more since the Boost interface is exactly mat...
Grouped LIMIT in PostgreSQL: show the first N rows for each group?
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The query is easier to understand if it does not contain the self-join. In that case distinct is not needed. An example is shown in the link poshest posted.
– gillesB
Dec 4 '18 at 10:41
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How do I decode HTML entities in Swift?
... 3 > 2
On OS X there is CFXMLCreateStringByUnescapingEntities() which does the job:
let encoded = "<strong> 4 &lt; 5 &amp; 3 &gt; 2 .</strong> Price: 12 &#x20ac;. &#64; "
let decoded = CFXMLCreateStringByUnescapingEntities(nil, encoded, nil) as String
println(d...