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Recent questions tagged methods

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methods - How many simulations need to do?

Hello my problem is more related with the validation of a model. I have done a program in netlogo that i' ... method used to know that. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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methods - Android 6 Permissions => Crash when disable permission and go back to the app

I would like to use permission for android 6 in my app but i saw a strange event. Perhaps you can help me about that. ... ... but no way... :/ See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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methods - C# what is the point or benefit of an indexer?

Doing some code reading and stumbled upon this snippet that I haven't seen before: public SomeClass { public ... simply calling the function? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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methods - Why do we need a constructor in OOP?

I am new to OOP. I am still in a learning phase. Why do we need constructors, When we can ... a function for initializing the variables? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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methods - how to convert a char from alphabetical character to hexadecimal number in java

how to convert a char from alphabetical character to hexadecimal number in java a if any one have any built-in ... to convert from hex to binary See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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423 views

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methods - Scala - infix vs dot notation

Is there a best practice for one over the other? I've been reading the Scala book by Odersky, et ... reserved for programmer-defined functions. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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546 views

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methods - Java: .nextLine() and .nextDouble() differences

I was reading the API for Java because I had a question on the difference between .nextLine() and .nextDouble(). ... now. Thanks guys and gals! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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692 views

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methods - Calling renderRows() on Angular Material Table

I'm trying to get my Angular Table to refresh after updating the data used in the table. The docs say ... dataSource" myTable class="dataTable"> See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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methods - Android: How can I pass parameters to AsyncTask's onPreExecute()?

I use an AsyncTask for loading operations that I implemented as an inner class. In onPreExecute() I show a loading ... a better way to do this? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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methods - Why doesn't my equality comparison using = (a single equals) work correctly in Java?

I have a syntax error in the following line. However I can't understand what is the reason of this error. ... and only if compareTo returns 1. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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609 views

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methods - java.lang.NullPointerException with boolean

I wrote a realy simple code based on another question and here it is: It throws me an error java.lang. ... println(bool(false)); } } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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440 views

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methods - Computed read-only property vs function in Swift

In the Introduction to Swift WWDC session, a read-only property description is demonstrated: class Vehicle { var ... when using this language. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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406 views

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methods - How to get instance variables in Python?

Is there a built-in method in Python to get an array of all a class' instance variables? For example ... asked for class variables erroneously. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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556 views

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methods - Android ViewPager setCurrentItem not working after onResume

I've got this strange issue, ViewPager's setCurrentItem(position, false) works perfectly fine, then im switching to ... just not there at all. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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404 views

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methods - How to reload a module's function in Python?

Following up on this question regarding reloading a module, how do I reload a specific function from a changed ... py has changed: reload bar See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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443 views

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methods - Varargs Java Ambiguous Call

I'm a little confused about Java's varargs methods: public static int sum(int ...a) { return 0; } public static ... ...a) { return true; } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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420 views

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methods - Access variable in different class - Swift

i got two swift files : main.swift and view.swift In main.swift i have a variable (Int) initially set to 0. ... 0 } } Thanks in advance Alberto See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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