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Tag: one

iPhone – Add last cell to UITableView

I have a UITableView whose data source is NSMutableArray. The array consists of a set of objects. All cells are displayed in the correct order.

Now I want to know how to show that the last ce

September 23, 2021By Simo iPhone Add, cell, iPhone, last, one, UITABLEVIEWLeave a Comment

Use a UIViewController and two XIB processing directions to change on the iPad

I want to use a UIViewController and two XIBs to handle the orientation change of an iPad application, that is, MenuView and MenuViewLandscape.

So, in MenuViewController In the willRotateToIn

September 23, 2021By Simo Ipad change, direction, iPad, one, Processing, two, UIViewController, use, XIBLeave a Comment

iPhone – How to write a correct readOONLY attribute?

I have two questions about how to create correct read-only attributes in Objective-C 2.0.

This is my original method, we Call it solution 1:

@interface ClassA{
@private
NSMutableArray

September 23, 2021By Simo iPhone correct, How to Write, iPhone, one, Properties, ReadonlyLeave a Comment

Select a specific index line in SQLite

I have an index, and I need to find the row in the table with that index in SQLite.
Example:

Index= 1

Table:

ID-Name
aa1 John
aa2 Mark <-- I need this row aa3 Lucy aa4 Jim Which

September 22, 2021By Simo Sqlite index, line, Moist, one, specific, SQLITELeave a Comment

iPad – How do I display an action table in Popover?

I have a split view controller with a table view controller on the left. When I click the detail disclosure button of a table cell, how do I display the action in a pop-up window surface? try th

September 22, 2021By Simo Ipad display, Moving, Of the iPad, one, PopoverLeave a Comment

SQLITE C ++ Wrapper is a minimum package package for SQLITE in a C ++ language.

SQLite C++ Wrapper is a minimal package of C++ language to SQLite. Sample code 1: #include #include # include using namespace std; #include “sqlite3x.hpp” using namespace sqlit

September 22, 2021By Simo Sqlite C ++, Language, Minimum, one, package, Par, SQLITE, WrapperLeave a Comment

SQLite import tab file: .IMPORT is a plurality of inserts or use transactions to group them?

I import millions of rows from a tab file, and the SQLite .import .mode tab is very slow. I have three indexes, so maybe the index is slow. But first I want to check Does .import group batches/all

September 22, 2021By Simo Sqlite card, execution, file, Group, import, INSERT, line, one, options, or, SQLITE, transaction, useLeave a Comment

For structured data on a machine, NOSQL does the actual advantage for RDBMS?

So I have been trying to find out whether NoSQL really brings a lot of value beyond automatic sharding, and processed UNSTRUCTURED data.

Assuming I can install my STRUCTURED data on a single

September 21, 2021By Simo Nosql actual, Advantage, configuration, data, for, knot, Machine, NOSQL, one, RDBMS, whatLeave a Comment

Array – How to return a element from the string_to_ARRAY () in PostgreSQL 8.4?

I want to parse a field with the following types of values:

“DAVE EBERT CONSTRUCTION~139 LENNOX STREET~SANTA CRUZ,CA 95060 ~~Business call :(831)818-3170”

I want to make a query like th

September 21, 2021By Simo Postgresql array, back, element, How, one, stringLeave a Comment

Mono a function for each updated row in PostgreSQL

I have a sql UPDATE statement in the plpgsql function. I now want to call the pg_notify function for each updated row, and am not sure if my solution is the best possibility.

I don’t know whe

September 21, 2021By Simo Postgresql call, each, function, in, one, PostgreSQL, Row, updatedLeave a Comment

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