field

问题 I have a table where each object has a field that is an array of strings: for example, { people: ['John', 'Bob', 'Sue'] } . I need all objects in the table that have 'Sue' in the people array. Can Dexie do this? 回答1: Yes, using MultiEntry indexes you can do exactly that. const db = new Dexie("testdb"); db.version(2).stores({ groups: 'id, *people' }); async function addRow() { await db.groups.add({id: 1, people: ['John', 'Bob', 'Sue']}); } async function findSuesGroups() ( return await db

问题 Hi i am tring to move with this below formatted text input: NICK JEFF NOAA A4:80:15 NOAA A4:80:17 NOOI D0:F2:0B BASE-TREE_IN-M_K NICK STAN NOAA C1:46:6B NOOI D5:75:0C BASE-TREE_OUT_OUT NICK INDEXER NOOI D5:75:0C SEAT_25 NOAA C1:46:6B NICK VUZER NOAA A4:F2:CD NOOI D0:F2:2D SEAT_42_FLIGHT NOAA A4:F2:CD NICK CAPTAIN NOOI A4:82:8D NOAA A4:82:8F NOOI 40:63:07 SYS-BRAVO_X1 NOOI 40:62:DB SYS-BRAVO_X2 NOOI 40:62:B5 SYS-BRAVO_X3 NOOI D0:47:4A BASE-TREE_OUT_OUT NOOI 51:30:45 NOBASE-INDEX_OUT_FIF NOOI

问题 I'm trying to modify a public static final String[] field I made in ClassA, and then modify it in ClassB using reflection. However I get a NoSuchFieldException. java.lang.NoSuchFieldException: test at java.lang.Class.getField(Unknown Source) at packageA.ClassA.<init>(ClassA.java:17) ClassA is located in packageA and ClassB is located in packageB if that matters. Class A , creates the field and calls ClassB : package packageA; import packageB.ClassB; public class ClassA { // Create final

问题 How would edit the default value on and existing array - have managed to edit the label using this but cannot get the options property to work using this: add_filter( 'woocommerce_checkout_fields', 'custom_override_checkout_fields' ); function custom_override_checkout_fields( $fields ) { $fields['billing']['billing_country']['options value="default"'] = 'My new select prompt'; $fields['billing']['billing_country']['label'] = 'Are you purchasing as a Company Y/N or from the UK?'; return

问题 I have a field containg a combined date, something line 2012-02-03 - 2012-02-05 where the first date is the "from" date, and second is the "to" date. Is there a way that I can split these two dates and then order by the "from" date ? I know the best thing would be to have two different fields for these two dates, but since I began doing it this way there is alot of recoding to seperate them. 回答1: You can use SUBSTRING_INDEX for this. Assuming your dates have ' - ' between them (i.e. space,

问题 Inside a MVC controller I attempted to create a field similar to: Func<MyModel, ViewResult> ModelResult=(model) => View("myview.cshtml", model); This results in the compilation error An object reference is required for the non-static field, method, or property 'System.Web.Mvc.Controller.View(string, object)' This code works fine as a method private ViewResult ModelResult(MyModel model) { return View("myview.cshtml", model); } It also works fine if the field is initialized by the constructor

问题 I have a project completed with Orchard CMS. The all functionalities are implemented through modules. Search module was also working till a few days ago, but suddenly it is stopped to working, "without any reason". The issue is that I can not rebuild/update indexes. When I run indexing, it will only index default list of fields (id, title, body, format, type, author, created, published, modified, culture) but my custom fields are not indexed. I tried everything but without any success. I

问题 I've got a WCF service that passes around status updates via a struct like so: [DataContract] public struct StatusInfo { [DataMember] public int Total; [DataMember] public string Authority; } ... public StatusInfo GetStatus() { ... } I expose a property in a ViewModel like this: public class ServiceViewModel : ViewModel { public StatusInfo CurrentStatus { get{ return _currentStatus; } set { _currentStatus = value; OnPropertyChanged( () => CurrentStatus ); } } } And XAML like so: <TextBox Text

问题 In Woocommerce checkout, I am adding a custom checkout field and here is my code: add_action( 'woocommerce_before_order_notes', 'shipping_add_select_checkout_field' ); function shipping_add_select_checkout_field( WC_Checkout $checkout ) { $options = array_merge( [ '' => __( 'Nothing to select' ), ], city_zone() ); woocommerce_form_field( 'billing_country_zone', array( 'type' => 'select', 'class' => array( 'form-row-wide', 'address-field', 'update_totals_on_change' ), 'label' => __( 'City zone

问题 In Woocommerce checkout, I am adding a custom checkout field and here is my code: add_action( 'woocommerce_before_order_notes', 'shipping_add_select_checkout_field' ); function shipping_add_select_checkout_field( WC_Checkout $checkout ) { $options = array_merge( [ '' => __( 'Nothing to select' ), ], city_zone() ); woocommerce_form_field( 'billing_country_zone', array( 'type' => 'select', 'class' => array( 'form-row-wide', 'address-field', 'update_totals_on_change' ), 'label' => __( 'City zone