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javascript - Using Node.JS, how do I read a JSON file into (server) memory?

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javascript - Prevent HTML5 video from being downloaded (right-click saved)?

How can I disable "Save Video As..." from a browser's right-click menu to prevent clients from downloading ... the client from accessing a file path directly? Question&Answers:os...

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android - What is the difference between FragmentPagerAdapter and FragmentStatePagerAdapter?

What is the difference between FragmentPagerAdapter and FragmentStatePagerAdapter? About ... FragmentPagerAdapter or FragmentStatePagerAdapter? Question&Answers:os...

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

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javascript - Regex pattern to match at least 1 number and 1 character in a string

I have a regex /^([a-zA-Z0-9]+)$/ this just allows only alphanumerics but also if I insert only number( ... must contain at least both 1 character and 1 number. Question&Answers:os...

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javascript - How can I render an 'atmosphere' over a rendering of the Earth in Three.js?

For the past few days, I've been trying to get Three.js texturing to work. The problem I've been having is that ... the sphere to the scene scene.add(earth); } Question&Answers:os...

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

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jquery - Format numbers in JavaScript similar to C#

Is there a simple way to format numbers in JavaScript, similar to the formatting methods available in C# (or ... ToString("format_provider") or String.Format()? Question&Answers:os...

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Python lambda closure scoping

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python - Pip install from pypi works, but from testpypi fails (cannot find requirements)

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How to decrypt file in Java encrypted with openssl command using AES?

I need to decrypt in JAVA a file encrypted in UNIX with the following command: openssl aes-256-cbc -a -salt -in ... Someone can give me a java code to do this? Question&Answers:os...

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mongodb - Moongoose aggregate $match does not match id's

I want to show products by ids (56e641d4864e5b780bb992c6 and 56e65504a323ee0812e511f2) and show price after subtracted by discount ... { console.log(docs) } }) Question&Answers:os...

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c - Dividing 1/n always returns 0.0

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java - Why are my fields initialized to null or to the default value of zero when I've declared and initialized them in my class' constructor?

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java - JPanel in puzzle game not updating

I have a simple puzzle game. There is an image consisting of 16 tiles (randomly placed). Images are stored in ... updated images[] but doesn't revalidate them. Question&Answers:os...

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sql - Join tables with SUM issue in MYSQL

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python - How to understand closure in a lambda?

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c# - How do I get output from a command to appear in a control on a Form in real-time?

From various sources on the web, I have put together the following code for executing a command via CMD.exe and ... out? I'm sure I'm missing something. Question&Answers:os...

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How to fully delete a git repository created with init?

I created a git repository with git init. I'd like to delete it entirely and init a new one. Question&Answers:os...

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java - Why can't overriding methods throw exceptions broader than the overridden method?

I was going through SCJP 6 book by Kathe sierra and came across this explanations of throwing exceptions in ... unless it's a subclass of FileNotFoundException. Question&Answers:os...

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android - Check if application is on its first run

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c# - Throttling asynchronous tasks

I would like to run a bunch of async tasks, with a limit on how many tasks may be pending completion at ... way? Ideally, there would be a TakeAsync method. Question&Answers:os...

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sql - Cannot insert explicit value for identity column in table 'table' when IDENTITY_INSERT is set to OFF

I have the below error when I execute the following script. What is the error about, and how it can be ... table 'table' when IDENTITY_INSERT is set to OFF. Question&Answers:os...

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java - How to load a jar file at runtime

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Parsing command-line arguments in C

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.net - Best Practice for Forcing Garbage Collection in C#

In my experience it seems that most people will tell you that it is unwise to force a garbage collection but in ... a best practice out there for doing so? Question&Answers:os...

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c# - Find a private field with Reflection?

Given this class class Foo { // Want to find _bar with reflection [SomeAttribute] private string _bar; public string ... need to set to get the private fields? Question&Answers:os...

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filenames - How do I get a file name from a full path with PHP?

For example, how do I get Output.map from F:Program FilesSSH Communications SecuritySSH Secure ShellOutput.map with PHP? Question&Answers:os...

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c# - Using IoC for Unit Testing

How can a IoC Container be used for unit testing? Is it useful to manage mocks in a huge solution (50+ projects) ... that work well for using it in unit tests? Question&Answers:os...

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windows - Maximum Length of Command Line String

In Windows, what is the maximum length of a command line string? Meaning if I specify a program which takes ... to know what is the maximum allowable amount. Question&Answers:os...

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

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