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git - How to change line-ending settings

Is there a file or menu that will let me change the settings on how to deal with line endings? I read there ... projects ("core.autocrlf" is set to "false") Question&Answers:os...

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

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721 views

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animation - Animate change of view background color on Android

How do you animate the change of background color of a view on Android? For example: I have a view with a ... done with views, an alternative will be welcome. Question&Answers:os...

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

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106 views

1 answer

ios - How to use hex color values

I am trying to use hex color values in Swift, instead of the few standard ones that UIColor allows you to use, ... Example: how would I use #ffffff as a color? 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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ios - Understanding ibeacon distancing

Trying to grasp a basic concept of how distancing with ibeacon (beacon/ Bluetooth-lowenergy/BLE) can work. Is there any ... < 2.481ghz | < 1306kbit | mesh | Question&Answers:os...

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

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node.js - Local dependency in package.json

I want to do something like this, so npm install also installs the package.json of ../somelocallib or more importantly its ... "*", "../somelocallib": "*" } Question&Answers:os...

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

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92 views

1 answer

javascript - AngularJS passing data to $http.get request

I have a function which does a http POST request. The code is specified below. This works fine. $http({ url: ... The syntax for http.get is get(url, config) Question&Answers:os...

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

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algorithm - How do I search for a number in a 2d array sorted left to right and top to bottom?

I was recently given this interview question and I'm curious what a good solution to it would be. Say I'm given a 2d array where ... 7 8 4 6 8 9 10 5 8 9 10 11 Question&Answers:os...

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

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java - Implementing two interfaces in a class with same method. Which interface method is overridden?

Two interfaces with same method names and signatures. But implemented by a single class then how the compiler will identify ... interface A or B return 0; } } Question&Answers:os...

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

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android - How to return a result (startActivityForResult) from a TabHost Activity?

I have 3 classes in my example: Class A, the main activity. Class A calls a startActivityForResult: Intent intent = new ... I just don't know a work around yet. Question&Answers:os...

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

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java - What is the "Execute Around" idiom?

What is this "Execute Around" idiom (or similar) I've been hearing about? Why might I use it, and why might I not want to use it? Question&Answers:os...

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

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209 views

1 answer

sql - Create unique constraint with null columns

I have a table with this layout: CREATE TABLE Favorites ( FavoriteId uuid NOT NULL PRIMARY KEY, UserId uuid NOT NULL ... 0. Is there any method I'm overlooking? Question&Answers:os...

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

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python - Split cell into multiple rows in pandas dataframe

I have a dataframe contains orders data, each order has multiple packages stored as comma separated string [package & ... : How can I do that with pandas? Question&Answers:os...

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

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191 views

1 answer

android - Move layouts up when soft keyboard is shown?

I have a few elements in a RelativeView with the align bottom attribute set, when the soft keyboard comes up ... elements. Any ideas on how to approach this? Question&Answers:os...

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

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78 views

1 answer

javascript - How to render an array of objects in React?

could you please tell me how to render a list in react js. I do like this https://plnkr.co/edit/X9Ov5roJtTSk9YhqYUdp?p= ... return ( <div> hello </div> ); } } Question&Answers:os...

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

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288 views

1 answer

java - Splitting on comma outside quotes

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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250 views

1 answer

php - Delimiter must not be alphanumeric or backslash and preg_match

I have this code : $string1 = "My name is 'Kate' and im fine"; $pattern = "My name is '(.*) ... .preg-match]: Delimiter must not be alphanumeric or backslash Question&Answers:os...

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

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160 views

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How to add same elements to javascript array n times

var fruits = []; fruits.push("lemon", "lemon", "lemon", "lemon"); Instead of pushing same elements how can ... once like this: fruits.push("lemon" * 4 times) Question&Answers:os...

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

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92 views

1 answer

javascript - Assigning prototype methods *inside* the constructor function - why not?

Stylistically, I prefer this structure: var Filter = function( category, value ){ this.category = category; ... and aggravation due to bad coding practices. Question&Answers:os...

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

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112 views

1 answer

How to obfuscate Python code effectively?

I am looking for how to hide my Python source code. print "Hello World!" How can I encode this example so that it ... told to use base64 but I'm not sure how. Question&Answers:os...

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

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102 views

1 answer

How to simulate Server.Transfer in ASP.NET MVC?

In ASP.NET MVC you can return a redirect ActionResult quite easily: return RedirectToAction("Index"); or return ... accessible. There must be a better way. Question&Answers:os...

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

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229 views

1 answer

html - base64 encoded images in email signatures

I have to include some images (company logo's etc) in email signatures. I've had all sorts of issues using ... text so I'm obviously doing something wrong here. Question&Answers:os...

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

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342 views

1 answer

Using variables inside a bash heredoc

I'm trying to interpolate variables inside of a bash heredoc: var=$1 sudo tee "/path/to/outfile" > /dev/null ... in the current shell, which is not using sudo. Question&Answers:os...

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

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192 views

1 answer

algorithm - Segmented Sieve of Eratosthenes?

It's easy enough to make a simple sieve: for (int i=2; i<=N; i++){ if (sieve[i]==0){ cout << i << " ... how it works. What if N is very large (say 10^18)? Question&Answers:os...

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

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157 views

1 answer

How expensive are exceptions in C#?

How expensive are exceptions in C#? It seems like they are not incredibly expensive as long as the stack ... there definitive report that hasn't been rebutted? Question&Answers:os...

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

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269 views

1 answer

html - Data protocol URL size limitations

Is there any size limitation for "data:" URL scheme values? I'm interested in limitations in popular web ... : url(data:image/jpg;base64,base64_encoded_data)? Question&Answers:os...

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

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280 views

1 answer

android widget - How to disable copy/paste from/to EditText

In my application, there is a registration screen, where i do not want the user to be able to copy/paste ... to disable them) Any help would be appreciated. Question&Answers:os...

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

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218 views

1 answer

Killing a process using Java

I would like to know how to "kill" a process that has started up. I am aware of the Process API, but I ... If not, what are the other available options? Thanks. Question&Answers:os...

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

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67 views

1 answer

c# - .NET Process Monitor

Is there a way to determine when the last time a specific machine last ran a process? I can ... process = Process.GetProcessesByName(processName, serverName); Question&Answers:os...

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

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