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Mongoose's find method with $or condition does not work properly
...everyone to use Mongoose's query builder language and promises instead of callbacks:
User.find().or([{ name: param }, { nickname: param }])
.then(users => { /*logic here*/ })
.catch(error => { /*error logic here*/ })
Read more about Mongoose Queries.
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Instantiating object of type parameter
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After type erasure, all that is known about T is that it is some subclass of Object. You need to specify some factory to create instances of T.
One approach could use a Supplier<T>:
class MyClass<T> {
private final Supplier<?...
How to use SQL Order By statement to sort results case insensitive?
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This usually won't work out of the box, if the database uses UTF8. (Notice that the title doesn't refer to just SQLite.) In this case, the suggestion to use lower() or upper() below is the one that works.
– marc...
How to generate a Dockerfile from an image?
...;image_id>
-f, --full-tree Generate Dockerfile for all parent layers
-h, --help Show this message
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Easy idiomatic way to define Ordering for a simple case class
...[...] to Ordered[TupleN[...]] provided an implicit Ordering[TN] exists for all elements T1, ..., TN of the tuple, which should always be the case because it makes no sense to sort on a data type with no Ordering.
The implicit ordering for Tuples is your go-to for any sorting scenario involving a co...
Finding which process was killed by Linux OOM killer
... without knowing what the score means, and that's not documented anywhere. All you might see is the score increase, then the process being killed, so maybe it was the oom killer, or maybe it was something else, there's no way to be sure.
– laurent
Feb 24 at 12:...
How to serialize a lambda?
...le)() -> System.out.println("Serializable!");
And the lambda automagically becomes serializable.
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Call ASP.NET function from JavaScript?
... Page.ClientID %>';
__doPostBack(pageId, argumentString);
This will call the 'RaisePostBackEvent' method in your code file with the 'eventArgument' as the 'argumentString' you passed from the JavaScript. Now, you can call any other event you like.
P.S: That is 'underscore-underscore-doPostBac...
Inject errors into already validated form?
...external) process for further processing. This external process can potentially find further errors in the values.
4 Answer...
String to Dictionary in Python
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It indicates a small-u unicode literal in Python. Habit is not a good reason. "The character encoding of JSON text is always Unicode." -- [Uu]nicode is NOT an encoding. What json.loads() expects is what you have got "over the wire" which is t...
