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How to download and save an image in Android

How do you download and save an image from a given url in Android? Question&Answers:os...

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

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270 views

1 answer

javascript - react-router - pass props to handler component

I have the following structure for my React.js application using React Router: var Dashboard = require('./Dashboard') ... right way to do so with React Router? Question&Answers:os...

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

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136 views

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Get average color of image via Javascript

Not sure this is possible, but looking to write a script that would return the average hex or rgb value for an ... in AS but looking to do it in JavaScript. Question&Answers:os...

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

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keyboard - How do you tell if caps lock is on using JavaScript?

How do you tell if caps lock is on using JavaScript? One caveat though: I did google it and the best solution I ... - surely there's a better way than this? Question&Answers:os...

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

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119 views

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.net - Performance of Arrays vs. Lists

Say you need to have a list/array of integers which you need iterate frequently, and I mean extremely often. The ... list take the same time as an array would? Question&Answers:os...

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

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python - Update value of a nested dictionary of varying depth

I'm looking for a way to update dict dictionary1 with the contents of dict update wihout overwriting levelA ... dictionary1 and update can have any length? Question&Answers:os...

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

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559 views

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c# - Mock HttpContext.Current in Test Init Method

I'm trying to add unit testing to an ASP.NET MVC application I have built. In my unit tests I use the ... and any libraries which are called in my Init method. Question&Answers:os...

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

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arrays - What does [].forEach.call() do in JavaScript?

I was looking at some snippets of code, and I found multiple elements calling a function over a node list with ... front of the forEach and how the call works? Question&Answers:os...

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

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c++ - What is the advantage of using forwarding references in range-based for loops?

const auto& would suffice if I want to perform read-only operations. However, I have bumped into for (auto&& e ... want to use auto&& in range-based for loops? Question&Answers:os...

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

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200 views

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php - Laravel 5 - redirect to HTTPS

Working on my first Laravel 5 project and not sure where or how to place logic to force HTTPS on my app. The ... adding a new Page Rule in your control panel. Question&Answers:os...

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

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How to execute Python scripts in Windows?

I have a simple script blah.py (using Python 2): import sys print sys.argv[1] If I execute my script by: ... to execute *.py files. What is the problem? Question&Answers:os...

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

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174 views

1 answer

javascript - How to autosize a textarea using Prototype?

I'm currently working on an internal sales application for the company I work for, and I've got a form that allows ... }) $('iso_address').rows = linecount; }; Question&Answers:os...

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

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416 views

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pull out p-values and r-squared from a linear regression

How do you pull out the p-value (for the significance of the coefficient of the single explanatory variable ... be able to stick these into other variables. 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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c++ - What is the difference between static_cast<> and C style casting?

Is there any reason to prefer static_cast<> over C style casting? Are they equivalent? Is there any sort of speed difference? Question&Answers:os...

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

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86 views

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android - OnActivityResult method is deprecated, what is the alternative?

I recently discovered that onActivityResult is deprecated. What should we do to handle it? Any alternative introduced for that? Question&Answers:os...

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

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187 views

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python - Is shared readonly data copied to different processes for multiprocessing?

The piece of code that I have looks some what like this: glbl_array = # a 3 Gb array def my_func( ... is a genuine immutable object like glbl_array.tostring(). Question&Answers:os...

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

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176 views

1 answer

Java String replace not working

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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166 views

1 answer

iphone - Having trouble adding objects to NSMutableArray in Objective C

I am using the iPhone SDK and have an issue doing something simple. I am trying to add an NSNumber object to ... ObjC newbies (like me) so apologies in advance! Question&Answers:os...

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

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445 views

1 answer

git - .gitignore for Visual Studio Projects and Solutions

Which files should I include in .gitignore when using Git in conjunction with Visual Studio Solutions (.sln) and Projects? Question&Answers:os...

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

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345 views

1 answer

What are the differences between git branch, fork, fetch, merge, rebase and clone?

I want to understand the difference between a branch, a fork and a clone in Git? Similarly, what does it mean ... do they represent? How does GitHub figure in? Question&Answers:os...

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

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170 views

1 answer

Examples of good gotos in C or C++

Closed. This question needs to be more focused. 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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197 views

1 answer

r - Extracting specific columns from a data frame

I have an R data frame with 6 columns, and I want to create a new dataframe that only has three of the columns. ... ) Is there a more compact way of doing this? Question&Answers:os...

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

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666 views

1 answer

version control - Git: "Corrupt loose object"

Whenever I pull from my remote, I get the following error about compression. When I run the manual compression ... corrupted Can anyone help me decipher this? Question&Answers:os...

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

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329 views

1 answer

ios - Can I set the cookies to be used by a WKWebView?

I'm trying to switch an existing app from UIWebView to WKWebView. The current app manages the users login / ... . Is there another way to achieve this? Question&Answers:os...

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

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183 views

1 answer

python generator "send" function purpose?

Can someone give me an example of why the "send" function associated with Python generator function exists ... send that accomplishes something yield cannot? 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

C/C++: Pointer Arithmetic

I was reading a bit in Pointer Arithmetic, and I came upon 2 things I couldn't understand neither know it' ... than another one and what are they compared upon Question&Answers:os...

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

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633 views

1 answer

coding style - Is it ok if I omit curly braces in Java?

Closed. This question is opinion-based. 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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222 views

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java - Is there a "word wrap" property for JLabel?

I am displaying some text in a JLabel. Basically I am generating that text dynamically, and then I apply some HTML tags ... in Note Pad. How can I do that? Question&Answers:os...

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

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