Hot questions

0 votes

480 views

1 answer

java - Single DAO & generic CRUD methods (JPA/Hibernate + Spring)

Following my previous question, DAO and Service layers (JPA/Hibernate + Spring), I decided to use just a single ... share a link regarding this? See Question&Answers more detail:os...

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

0 votes

565 views

1 answer

xcode7 - Is there a way to reset the app between tests in Swift XCTest UI?

Is there an API call within XCTest that I can put into the setUP() or tearDown() to reset the app ... test methods to reset the simulator. See Question&Answers more detail:os...

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

0 votes

290 views

1 answer

c++ - Precompiled headers with GCC

Anyone had any success getting precompiled headers working with GCC? I have had no luck in my attempts and I haven' ... and using 4.0 on Ubuntu. See Question&Answers more detail:os...

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

0 votes

465 views

1 answer

filesystems - Check whether a path is valid in Python without creating a file at the path's target

I have a path (including directory and file name). I need to test if the file-name is a valid, e.g. ... to avoid platform-specific stuff. `` See Question&Answers more detail:os...

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

0 votes

155 views

1 answer

Packaging Android resource files within a distributable Jar file

I am working on some reusable Android code that I would like to distribute to other developers for use within their ... best method to do this? See Question&Answers more detail:os...

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

0 votes

307 views

1 answer

ios - Rotation methods deprecated, equivalent of 'didRotateFromInterfaceOrientation'?

I'm trying to implement the new viewWillTransitionToSize method which has been introduced in iOS 8 (all other ... new size finishes. Thanks. See Question&Answers more detail:os...

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

0 votes

470 views

1 answer

javascript - How to use Select2 with JSON via Ajax request?

My Select2 3.4.5 is not working with JSON data. Here is my input box on HTML: <input class='form-control ... or is my JSON response is wrong? See Question&Answers more detail:os...

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

0 votes

186 views

1 answer

Why is message() a better choice than print() in R for writing a package?

I hope to know why message() is a better choice than print() when it comes to printing diagnostic messages. For ... than print(), and why. See Question&Answers more detail:os...

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

0 votes

492 views

1 answer

version control - git: switch branch without detaching head

I have a repository on github with a main branch (master) and a branch for some experimental work. I made some ... -name. Thanks for the help! See Question&Answers more detail:os...

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

0 votes

398 views

1 answer

iphone - Removing a view controller from UIPageViewController

It's odd that there's no straightforward way to do this. Consider the following scenario: You have a page view ... what I want to do possible? See Question&Answers more detail:os...

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

0 votes

429 views

1 answer

javascript - jQuery UI Dialog - missing close icon

I'm using a custom jQuery 1.10.3 theme. I downloaded every straight from the theme roller and I have intentionally ... at a loss and need help. See Question&Answers more detail:os...

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

0 votes

297 views

1 answer

java - Use JNI instead of JNA to call native code?

JNA seems a fair bit easier to use to call native code compared to JNI. In what cases would you use JNI over JNA? See Question&Answers more detail:os...

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

0 votes

887 views

1 answer

spring mvc - Which is better, return "ModelAndView" or "String" on spring3 controller

The way of return ModelAndView @RequestMapping(value = "/list", method = RequestMethod.GET) public ModelAndView list ... and what is difference? See Question&Answers more detail:os...

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

0 votes

471 views

1 answer

concurrency - Java ReentrantReadWriteLocks - how to safely acquire write lock?

I am using in my code at the moment a ReentrantReadWriteLock to synchronize access over a tree-like structure. ... approach does not work. See Question&Answers more detail:os...

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

0 votes

221 views

1 answer

javascript - How to get an Array with jQuery, multiple <input> with the same name

I have a form where users can add input fields with jQuery. <input type="text" id="task" name="task[]" ... array in jQuery. Thanks in advance. See Question&Answers more detail:os...

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

0 votes

270 views

1 answer

javascript - Detect the Enter key in a text input field

I'm trying to do a function if enter is pressed while on specific input. What I'm I doing wrong? $( ... enter pressed on .input1 do function? See Question&Answers more detail:os...

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

0 votes

331 views

1 answer

Why are Rust executables so huge?

Just having found Rust and having read the first two chapters of the documentation, I find the approach and the ... understand what is going on? See Question&Answers more detail:os...

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

0 votes

492 views

1 answer

node.js - Mongoose indexing in production code

Per the Mongoose documentation for MongooseJS and MongoDB/Node.js : When your application starts up, Mongoose ... a normal server restart. See Question&Answers more detail:os...

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

0 votes

340 views

1 answer

c# - Visual Studio 2015 is extremely slow

I have installed Visual Studio 2015 Professional Edition, and my computer specs are Intel i7-3770 CPU 3.40 ... advice about my speed problem? See Question&Answers more detail:os...

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

0 votes

432 views

1 answer

c# - LINQ to SQL Where Clause Optional Criteria

I am working with a LINQ to SQL query and have run into an issue where I have 4 optional fields to filter the ... clause, just don't know how! See Question&Answers more detail:os...

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

0 votes

169 views

1 answer

How do I access properties of a javascript object if I don't know the names?

Say you have a javascript object like this: var data = { foo: 'bar', baz: 'quux' }; You can ... to do this with introspection if possible. See Question&Answers more detail:os...

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

0 votes

191 views

1 answer

java - What is a stack map frame

I've recently been looking at The Java Virtual Machine Specifications (JVMS) to try to better understand the what ... one given in the JVMS? See Question&Answers more detail:os...

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

0 votes

386 views

1 answer

layout - Android Dashboard Pattern

In Tim Bray's latest Android blog post he mentions the "dashboard" ui pattern (what is used for the Twitter app, ... in the Google IO 2010 app. See Question&Answers more detail:os...

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

0 votes

117 views

1 answer

Handling 401s globally with Angular

In my Angular 2 project I make API calls from services that return an Observable. The calling code then ... createConnection is not a function" See Question&Answers more detail:os...

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

0 votes

228 views

1 answer

html - How can I get a specific number child using CSS?

I have a table whose tds are created dynamically. I know how to get the first and last child but my ... second or third child using CSS? See Question&Answers more detail:os...

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

0 votes

359 views

1 answer

python - How do I fix 'ImportError: cannot import name IncompleteRead'?

When I try to install anything with pip or pip3, I get: $ sudo pip3 install python3-tk Traceback (most recent ... How can I fix this problem? See Question&Answers more detail:os...

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

0 votes

450 views

1 answer

css - How would you make two <div>s overlap?

I need two divs to look a bit like this: | | ---| LOGO |------------------------ | | ... and will be touching the top edge of the page. See Question&Answers more detail:os...

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

0 votes

133 views

1 answer

How to define Singleton in TypeScript

What is the best and most convenient way to implement a Singleton pattern for a class in TypeScript? (Both ... and without lazy initialisation). See Question&Answers more detail:os...

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

Categories

Just Browsing Browsing

Most popular tags