two-way | 易学教程

How can I create a two-way SSL socket in Ruby

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问题 I am building a client Ruby library that connects to a server and waits for data, but also allows users to send data by calling a method. The mechanism I use is to have a class that initializes a socket pair, like so: def initialize @pipe_r, @pipe_w = Socket.pair(:UNIX, :STREAM, 0) end The method that I allow developers to call to send data to the server looks like this: def send(data) @pipe_w.write(data) @pipe_w.flush end Then I have a loop in a separate thread, where I select from a socket

Polymer communication between elements

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问题 I want to achieve communication between child parent with Polymer element. Here my index.html <proto-receiver data="message"> <proto-element data="message"></proto-element> </proto-receiver> Both element have their respective "data" property properties: { data: { value: 'my-data', notify: true, } }, In proto-receiver, which is the parent I update "data" by handling simple click <template> <span on-tap="onClick">proto receiver: {{data}}</span> <content></content> </template> onClick: function

Android twoWayGridView onItemClickListenter not working

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问题 I've implemented the two-way-gridview library by adding libs and two-way-gridview to my Android project. The XML: <com.jess.ui.TwoWayGridView xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk/res-auto" android:background="#000000" android:id="@+id/listView1" android:layout_width="fill_parent" android:layout_height="fill_parent" app:cacheColorHint="#E8E8E8" app:columnWidth="80dp" app:rowHeight="80dp" app:numColumns="3" app:numRows="auto_fit"

angular2 data binding between service and component properties

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问题 I need some clarification on binding between service and component properties and data binding in angular2 assume i have a service(singleton) and a component export class Service { name = "Luke"; object = {id:1}; getName(){return this.name}; getObject(){return this.object}; } export class Component implements OnInit{ name:string; object:any; constructor(private _service:Service){} ngOnInit():any{ //Is this 2 way binding? this.name = this._service.name; this.object = this._service.object; //Is

jQuery templates plugin: how to create two-way binding?

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问题 I started using jQuery templates plugin (the one Microsoft created), but now I face this problem: the template is for a bunch of forms bound to an array of objects; when I change something on one of the forms, I want the bound object to update and I can't figure out how to automate that. Here's a simple example (real life template and object are much more complex) :  <script type="text/html" id="tmplTest"> <input type="text" value="${textvalue}"/> </script> <!-- object to

Polymer communication between elements

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I want to achieve communication between child parent with Polymer element. Here my index.html <proto-receiver data="message"> <proto-element data="message"></proto-element> </proto-receiver> Both element have their respective "data" property properties: { data: { value: 'my-data', notify: true, } }, In proto-receiver, which is the parent I update "data" by handling simple click <template> <span on-tap="onClick">proto receiver: {{data}}</span> <content></content> </template> onClick: function () { this.data = 'new-message'; }, I want the change to be propagate to the child element as well, as

Two-way binding cannot resolve a setter for java.lang.String property

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I am playing with the two-way binding of the data binding API which was introduced in Android Studio 2.1 AFIK. I get this interesting error: Error:Execution failed for task ':app:compileDebugJavaWithJavac'. > java.lang.RuntimeException: Found data binding errors. ****/ data binding error ****msg:The expression address.street cannot cannot be inverted: Two-way binding cannot resolve a setter for java.lang.String property 'street' file:/path/to/layout.xml loc:34:37 - 34:50 ****\ data binding error **** When I try to google that error I just find a 4 day old Japanese Twitter posting from a guy

Android twoWayGridView onItemClickListenter not working

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I've implemented the two-way-gridview library by adding libs and two-way-gridview to my Android project. The XML: <com.jess.ui.TwoWayGridView xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk/res-auto" android:background="#000000" android:id="@+id/listView1" android:layout_width="fill_parent" android:layout_height="fill_parent" app:cacheColorHint="#E8E8E8" app:columnWidth="80dp" app:rowHeight="80dp" app:numColumns="3" app:numRows="auto_fit" app:verticalSpacing="16dp" app:horizontalSpacing="16dp" app:stretchMode="spacingWidthUniform" app

jQuery templates plugin: how to create two-way binding?

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I started using jQuery templates plugin (the one Microsoft created), but now I face this problem: the template is for a bunch of forms bound to an array of objects; when I change something on one of the forms, I want the bound object to update and I can't figure out how to automate that. Here's a simple example (real life template and object are much more complex) :  <script type="text/html" id="tmplTest"> <input type="text" value="${textvalue}"/> </script>  <script type="text/javascript"> var obj = [{textvalue : "text1"},{textvalue : "text2"}] jQuery("

Two way sync with rsync

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问题 I have a folder a/ and a remote folder A/. I now run something like this on a Makefile: get-music: rsync -avzru server:/media/10001/music/ /media/Incoming/music/ put-music: rsync -avzru /media/Incoming/music/ server:/media/10001/music/ sync-music: get-music put-music when I make sync-music, it first gets all the diffs from server to local and then the opposite, sending all the diffs from local to server. This works very well only if there are just updates or new files on the future. If there