A piece of data is sent from the background, such as: data: [{name: ", age: ", address: [ "tcp: 127.1.1.1:4000 ", "tcp: 127.1.1.2:4001 "; "tcp: 127.1.1.3:4002 "]},], hoping that address can be displayed in a table with a new line. my current disp...
because the value of adding data on the page will be empty, but the value of the database table is not empty, so it always fails to add data. How can we remove the restriction that the data in the database table is not empty? ...
this query operation I used the query plug-in ( rummage_ecto ), is the command line test: iex(4)rummage = %{ ...(4)> search: %{name: %{search_type: :like, search_term: "c"}}, ...(4)> sort: %{field: :name, order: :asc}, ......
my doubt is that the Range matches in these two functions. I tested that the following code can be executed (segmented lookup): defmodule Chop do def guess(actual, range = low..high) do guess = div(low+high, 2) IO.puts "Is it -sharp{...
now there is a project, and the demand is too painful! the price of each type of vip, from vip1 to vip5, is different! there is a data table in the backend that stores vip type vip_type with vip type price (money) and grade (level) now users write...
first of all, these two pieces of code 1: function createFunctions() { var result = new Array(); for (var i = 0; i < 10; iPP) { result[i] = function() { return i; }; } return result; } var funcs = createF...
problem description after calling the system s address book interface CNContactPickerViewController, the contact list is offset upward and then blocked by the search box. the environmental background of the problems and what methods you have tried ...
problem description currently I am git add., and then git commit-m xxx , and then git pull, and then git push the platform version of the problem and what methods you have tried because sometimes you modify the code at home, but forget to submi...
there is some doubt about the reading semantics of volatile: Why can t normal read and volatile read after volatile read be reordered? volatile read I know it is to fetch variable values directly from main memory, but since they are both reads, will i...