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Questions tagged [paging]

A memory-management technique where a computer stores and retrieves data from secondary storage for use in main memory. Memory is divided into equal sized pages so to not waste any memory.

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What is the reason for zero-out pages before allocate?

O/S has free pool of pages. So different process can release pages into free pool. Before it takes a page from pool O/S zero-out page. Because their may be confidential data on pages. But why it zero-out? Is it necessary? It can't see even if their…
Kasun
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MVC3 WebGrid: When sorting or paging, is there a way to call a javascript method BEFORE the Controller Action method is called?

I've been using this link as a reference for developing my WebGrid (http://msdn.microsoft.com/en-us/magazine/hh288075.aspx). Currently what is happening is that my WebGrid is loaded, and I'm able to asynchronously page and sort just fine...no…
Tyler
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Can VirtualProtect be leveraged for performance?

The VirtualProtect() function in the Win32 API allows one to make memory pages read-only, write-only, executable-only, and a wide range of other settings. I can see the security motivation, but if I had some memory I'd allocated, say on the heap,…
FShrike
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how to apply scrolling an page control on uiview?

I have to scroll 3 UIViews using nib with paging in iPhone? I have 3 view and there are different things on all the views. 2 views have a able view and one have some form. so how can i scroll then with paging?
Mashhadi
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How can I show a tab layout but in a vertical view?

I am trying to implement a vertical tab layout. I have tried to set the orientation of the TabLayout to vertical but no luck. I want the user to swipe vertically instead of horizontally
YZN
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How to customize the ajax pagination for back history?

I am using pagination with ajax. When i click on any page number url not changing because of ajax call So when i click on page 3 and then click on page 7 i hit the back button it returns to page 1 because url never changing Here is my…
devo-zara
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Why after enable paging specific address is not available?

I just want to fully understand how paging works on practice. part of my code for paging: .section .bss .align 4096 p4_table: .skip 4096 p3_table: .skip 4096 p2_table: .skip 4096 and more code: set_up_page_tables: movl $p3_table,…
JustOneMan
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Jump to item in paging3

I'm trying to jump to a specific item in paging3. I'm using Room as local PagingSource (documentation says that it already handles the getRefreshKey) and i'm using it inside a ViewPager2. When i set the currentItem the view pager tries to jump to…
alessandro gaboardi
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Spring Boot Pagination with DTO returned in response

I have a spring boot application with @RestController and within that I got a @GetMapping Method, in which I return a List of DTOs from a Native Query to my Client. Now I wanted to add pagination. But since my Method is not returning an entity but…
Uniqueusername
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unique "key" prop error using RN FlatList with List ITem

I have a screen in which I display a list of products. I am trying to set up a pagination. I am using List item from react-native-elements and looking at Using RN FlatList as possible in the documentation for this package. I set up the ability to do…
Kimako
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How does 'union all' and paging work together?

For instance, assume both table A and B have a 'CreatedAt' datetime column. If I use offset 10 rows fetch next 10 rows only, after a 'union all' operation, i.e. Select [columns] from A union all select [columns] from B, will the database executor…
Nico
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Can I modify the data set of a PagingDataAdapter using peek()?

I am looking for a way to update specific items in my PagingDataAdapter from the Paging 3 library. The recommended way at the moment seems to be to invalidate the PagingSource but this causes the adapter to fetch the whole data set again, which is…
Florian Walther
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ASP.NET - paging problem in gridview

I have a list on the left side: computers mouses keyboards etc I also have a gridview which appears when I press on one of them. The problem is in paging: it doesn't appear If I press on computers, it load a list on gridview and when i press on pag…
angel
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Android - How to load several lists from API?

I have an API (https://www.thecocktaildb.com/api.php) I want to load all lists one by one. There's a request where I can find all categories and the only difference beetween lists in the filter in URL.request function What should i use to achieve…
nvrmndth
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Paging on ScrollView does not work/appear

I use SwiftUI and I would like to have a vertical Scrollview to display a number of items (events). These items contain subitems (participants) which are represented by photos. I would like to show 4 photos in a 2x2 matrix. If there are more than 4…
Sebastian Fox
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