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javascript - How to use ES6 Fat Arrow to .filter() an array of objects

I'm trying to use ES6 arrow function with .filter to return adults (Jack & Jill). It appears I cannot use an if ... 18) { return person; } }); See Question&Answers more detail:os...

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Decreasing height of bootstrap 3.0 navbar

I am trying to decrease bootstrap 3.0 navbar height which is used with fixed top behavior. Here i am using ... way to decrease height properly. See Question&Answers more detail:os...

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Restore git submodules from .gitmodules

I have a folder, which was a git repo. It contains some files and .gitmodules file. Now, when I do git ... not changed, only git init is done See Question&Answers more detail:os...

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requirejs - What is 'define' used for in JavaScript (aside from the obvious)?

I have searched high and low for documentation on this, but I just cannot find anything anywhere. I am using ... can I find an explanation? See Question&Answers more detail:os...

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ios - @IBDesignable error: IB Designables: Failed to update auto layout status: Interface Builder Cocoa Touch Tool crashed

I have a very simple subclass of UITextView that adds the "Placeholder" functionality that you can find native to ... drawRect(). Any ideas? See Question&Answers more detail:os...

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html - Detecting real time window size changes in Angular 4

I have been trying to build a responsive nav-bar and do not wish to use a media query, so I intend ... .availHeight, but still no success. See Question&Answers more detail:os...

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Math - mapping numbers

How do I map numbers, linearly, between a and b to go between c and d. That is, I want numbers between ... generalized case. My brain is fried. See Question&Answers more detail:os...

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java - How to secure REST API with Spring Boot and Spring Security?

I know that securing REST API is widely commented topic but I'm not able to create a small prototype that meets ... me some ideas how to start. See Question&Answers more detail:os...

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syntax - List of Scala's "magic" functions

Where can I find a list of Scala's "magic" functions, such as apply, unapply, update, +=, etc.? By ... , but in which magic functions exists. See Question&Answers more detail:os...

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c++ - What is a good random number generator for a game?

What is a good random number generator to use for a game in C++? My considerations are: Lots of random ... anyone have any input about them? See Question&Answers more detail:os...

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logging - Save Screen (program) output to a file

I need to save the whole output of Screen to a file to check later all the content. The reason is that I'm ... use it. Is there an easy way? See Question&Answers more detail:os...

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ios - How to make custom UIBarButtonItem with image and label?

I would like to make a custom UIBarButtonItem that contains both image and text, something like this: I tried ... What am I doing wrong? See Question&Answers more detail:os...

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iphone - Exception Types in iOS crash logs

I've seen a few different types of crash logs since I begin learning iOS development. I know that: Exception Type ... and what do they mean? See Question&Answers more detail:os...

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Why does git status show branch is up-to-date when changes exist upstream?

Changes exist upstream in a tracked branch, but when I type git status it indicates that my local branch is up- ... (-) create mode 100644 file5 See Question&Answers more detail:os...

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

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post - Postman: How to make multiple requests at the same time

I want to POST data from Postman Google Chrome extension. I want to make 10 requests with different data and it ... how can this be achieved? See Question&Answers more detail:os...

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sql - Can't connect to local MySQL server through socket '/tmp/mysql.sock' (2)

I have installed MySQL server and trying to connect to it, but getting the error: Can't connect to local MySQL ... help me with this problem? See Question&Answers more detail:os...

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git - How to get changes from another branch

I am currently working on featurex branch. Our master branch is named branch our-team. Since I started working on ... How can I do that? See Question&Answers more detail:os...

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javascript - How to change mock implementation on a per single test basis [Jestjs]

I'd like to change the implementation of a mocked dependency on a per single test basis by extending the default ... original mocked value? }); See Question&Answers more detail:os...

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

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uikit - How to change the colors of a segment in a UISegmentedControl in iOS 13?

A UISegmentedControl has a new appearance in iOS 13 and existing code to alter the colors of the segmented control ... in UIView are relevant. See Question&Answers more detail:os...

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character encoding - Is ASCII code 7-bit or 8-bit?

My teacher told me ASCII is 8-bit character coding scheme. But it is defined only for 0-127 codes which means it ... is 8-bit code at all? See Question&Answers more detail:os...

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Best method to set different layout for different pages in angular 4

I am new to angular 4. What I'm trying to achieve is to set different layout headers and footers for ... a clear picture from that answer See Question&Answers more detail:os...

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utf 8 - Detecting utf8 broken characters in MySQL

I've got a database with a bunch of broken utf8 characters scattered across several tables. The list of ... search or something like that) See Question&Answers more detail:os...

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xcode - Invalid Bundle Error - "requires launch storyboard"

I keep getting this error when I try to submit my app to the store using Xcode: ERROR ITMS-90475: " ... know what this error really means? See Question&Answers more detail:os...

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github - Change Git repository directory location.

With Git/Github for Windows, if I have a repository with this directory: C:dir1dir2, what do I need to do ... Git Bash and GitHub for Windows. See Question&Answers more detail:os...

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boolean - bash "if [ false ];" returns true instead of false -- why?

Why does the following output True? #!/bin/sh if [ false ]; then echo "True" else echo "False" fi This ... works, but I do not understand why. See Question&Answers more detail:os...

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sleep - Correct way to pause a Python program

I've been using the input function as a way to pause my scripts: print("something") wait = input("Press Enter ... a formal way to do this? See Question&Answers more detail:os...

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ruby - Ignoring GEM because its extensions are not built

On both my work and home computers, I recently upgraded Ruby to 2.3.1, using ruby-install. I use chruby as ... their fix to the same warning.) See Question&Answers more detail:os...

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Functional pipes in python like %>% from R's magrittr

In R (thanks to magrittr) you can now perform operations with a more functional piping syntax via %>%. ... have support for something similar? See Question&Answers more detail:os...

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

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