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If i have declared entity relationship in my model as virtual then there is no need to use the Include statement in ... i should prefer one over the other ?? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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216 views

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node.js - npm install from Git in a specific version

Assumed that I have written a module for Node.js which I would like to keep private. I know that I can (should ... IDs or is there a better solution to this? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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247 views

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oop - Struct like objects in Java

Is it completely against the Java way to create struct like objects? class SomeData1 { public int x; public int y; } I can see ... (3 * d.getX()) / d.getY(); } Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - More efficient way of updating UI from Service than intents?

I currently have a Service in Android that is a sample VOIP client so it listens out for SIP messages and if ... why and in what way should they be implemented? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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sql - What is this operator <=> in MySQL?

I'm working on code written by a previous developer and in a query it says, WHERE p.name <=> NULL What does <=> ... . I already know that <> = != in MySQL. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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.net - How to apply multiple styles in WPF

In WPF, how would I apply multiple styles to a FrameworkElement? For instance, I have a control which already has a ... I can't just extend one with the other. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - How to hide a button programmatically?

I have a RelativeLayout which contains two buttons. Which are overlapped on each other. <?xml version="1.0" encoding ... stop button and hide play button } }); Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Interface Builder: What are the UIView's Layout iOS 6/7 Deltas for?

I just noticed the iOS 6/7 Delta property found under the UIView's structs layout. What is this for and why is this missing from AutoLayout? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - A very simple multithreading parallel URL fetching (without queue)

I spent a whole day looking for the simplest possible multithreaded URL fetcher in Python, but most scripts ... might have been looking for something similar. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Understanding JSF as a MVC framework

I am reading on JSF and I feel rather confused why JSF is a MVC framework (or atleast which parts belongs to ... don't know which or how to understand it. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - How to Update a Component without refreshing full page - Angular

My Page structure is: <app-header></app-header> <router-outlet></router-outlet> <app-footer></app-footer> ... The header is common in all the components/routes. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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How to solve ReadTimeoutError: HTTPSConnectionPool(host='pypi.python.org', port=443) with pip?

I recently need to install some packages pip install future pip install scikit-learn pip install numpy pip install scipy ... for failure in /root/.pip/pip.log' Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Pick any kind of file via an Intent in Android

I would like to start an intentchooser for apps which can return any kind of file Currently I use (which I copied ... file, but I can't remember in which app. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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html - What is the use of style="clear:both"?

I happened to see a div which had the style clear:both! What is the use of clear in style? <div style="clear:both"> Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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154 views

1 answer

html - Creating a favicon

Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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282 views

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Sniffing/logging your own Android Bluetooth traffic

I recently bought chinesse device that connects via bluetooth with android phone / tablet. Since there is no ... , but it looks really unfriendly. Thanks. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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263 views

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android - How to simulate touch from background service with sendevent or other way?

Is it possible to simulate touch from the background application (or service) or to run sh script (that simulate touch) ... C, please tell me about it. Thanks. Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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411 views

1 answer

android - convert ArrayList<MyCustomClass> to JSONArray

I have an ArrayList that I use within an ArrayAdapter for a ListView. I need to take the items in the list ... category 3"}] Hope this helps someone some day! Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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80 views

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How to create a custom exception type in Java?

This question already has answers here: Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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259 views

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html - How to remove indentation from an unordered list item?

I want to remove all indentation from ul. I tried setting margin, padding, text-indent to 0, but no avail ... really the only way to remove the indentation? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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219 views

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javascript - How do I mock a service that returns promise in AngularJS Jasmine unit test?

I have myService that uses myOtherService, which makes a remote call, returning promise: angular.module('app.myService', ... What is the proper way to do this? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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.net - How can I view MSIL / CIL generated by C# compiler? Why is it called assembly?

I'm new to .NET C# programming. I'm following few books. It is said that instead of compiling C# code ... the exe/dll files that contain native/machine code? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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172 views

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javascript - Do I need require js when I use babel?

Im experimenting with ES6, and Im using gulp to build and babel to transpile to ES5. The output is not being run ... in gulp) var _shapes = require('shapes'); Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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635 views

1 answer

scroll - Android automatic horizontally scrolling TextView

I am trying to implement a single-line text view that will scroll automatically. But I unfortunatly cannot ... (0, REFRESH_INTERVAL); } }; } Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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157 views

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rootviewcontroller - Changing root view controller of a iOS Window

Is the root view controller of a iOS Window usually initialized once in the beginning to a tab bar controller ... controller. Which will be a better approach? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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204 views

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python - Access data in package subdirectory

This question already has answers here: Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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151 views

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javascript - Why {} + {} is NaN only on the client side? Why not in Node.js?

While [] + [] is an empty string, [] + {} is "[object Object]", and {} + [] is 0. Why is {} ... "[object Object][object Object]" (not like on the client) Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Android onClick in XML vs. OnClickListener

I realize that a similarly-worded question has been asked before, but this is different. I am pretty ... fragments in Android make in implementation choice? Question&Answers:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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