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How to sort an array of objects in Java?

My array does not contain any string. But its contains object references. Every object reference returns name, id, author ... /18895915/how-to-sort-an-array-of-objects-in-java...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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r - How to control ordering of stacked bar chart using identity on ggplot2

Using this dummy data.frame ts <- data.frame(x=1:3, y=c("blue", "white", "white"), z=c("one" ... /32345923/how-to-control-ordering-of-stacked-bar-chart-using-identity-on-ggplot2...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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ios - How to change the highlighted color of a UIButton?

(This question already has answers here): question from:https://stackoverflow.com/questions/20300766/how-to-change-the-highlighted-color-of-a-uibutton...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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ios - Rotate SCNCamera node looking at an object around an imaginary sphere

I've got an SCNCamera at position(30,30,30) with a SCNLookAtConstraint on an object located at position(0, ... rotate-scncamera-node-looking-at-an-object-around-an-imaginary-sphere...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - ViewPager OnItemClickListener

I'm new to Viewpager, and after reading http://developer.android.com/reference/android/support/ ... from:https://stackoverflow.com/questions/16350987/viewpager-onitemclicklistener...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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ios - Make UISlider height larger?

I've been searching for a way to make the UISlider progress bar taller, like increasing the height of ... :https://stackoverflow.com/questions/23320179/make-uislider-height-larger...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Does Scala have a library method to build Option-s that takes into account empty strings?

I want to filter out empty strings to put them into an Option. So I quickly built this now: def StrictOption(s: ... a-library-method-to-build-option-s-that-takes-into-account-empty...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - Getting JSON from RetrofitError object using Retrofit

I am using the Retrofit library to do REST calls to a service I am using. If I make an ... .com/questions/20622707/getting-json-from-retrofiterror-object-using-retrofit...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Show entries dropdown disappear when using export tools

Show entries dropdown disappear when using export tools $(document).ready(function() { $('#example').DataTable ... /32629949/show-entries-dropdown-disappear-when-using-export-tools...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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php - Laravel Eloquent display query log

use AppOrder; public function show(Order $order){ $data = $order->all(); return dd($order->getQueryLog ... //stackoverflow.com/questions/41140975/laravel-eloquent-display-query-log...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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PHP code inside a Laravel 5 blade template

I have to place some PHP code inside a Laravel 5 blade template. Like below @foreach ($farmer->tasks as $task) ... com/questions/31087937/php-code-inside-a-laravel-5-blade-template...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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iphone - Deactivate UIScrollView decelerating

Is there a way to deactivate the decelerating of a UIScrollView? I want to allow the user to ... :https://stackoverflow.com/questions/1105647/deactivate-uiscrollview-decelerating...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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electron - dyld: Library not loaded: /usr/local/opt/openssl/lib/libcrypto.1.0.0.dylib

Using electron-builder to build Windows app, When signing up, I got this error : dyld: Library not loaded: /usr/local ... not-loaded-usr-local-opt-openssl-lib-libcrypto-1-0-0-dylib...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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types - How to merge two enums in TypeScript

Suppose I have two enums as described below in Typescript, then How do I merge them enum Mammals { Humans, ... .com/questions/48478361/how-to-merge-two-enums-in-typescript...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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node.js - Fail to install npm package "npm ERR! errno -4048"

I'm trying to install npm package (node-xmpp-server) but it fail to install. previously when I'm trying to ... /questions/30860795/fail-to-install-npm-package-npm-err-errno-4048...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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swift - Strings in Switch Statements: 'String' does not conform to protocol 'IntervalType'

I am having problems using strings in switch statements in Swift. I have a dictionary called opts which is ... in-switch-statements-string-does-not-conform-to-protocol-intervaltyp...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Declaring an ArrayList object as final for use in a constants file

I am generating an ArrayList of objects. Following is the code ArrayList someArrayList = new ArrayList(); Public ArrayList ... arraylist-object-as-final-for-use-in-a-constants-file...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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swift - Strings in Switch Statements: 'String' does not conform to protocol 'IntervalType'

I am having problems using strings in switch statements in Swift. I have a dictionary called opts which is ... in-switch-statements-string-does-not-conform-to-protocol-intervaltyp...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - Parse file name from URL before downloading the file

I'm downloading an ePub file from a URL. Now I want to implement a mechanism by which if user tries to ... /questions/11575943/parse-file-name-from-url-before-downloading-the-file...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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cocoa touch - How is a rounded rect view with transparency done on iphone?

A lot of apps pop up a transparent view with rounded corners and an activityIndicator when running a time consuming ... -is-a-rounded-rect-view-with-transparency-done-on-iphone...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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iphone - Become UIScrollViewDelegate delegate for UITableView

I have a UITableView instance variable. I want to be able to register my view controller ... .com/questions/1615345/become-uiscrollviewdelegate-delegate-for-uitableview...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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TestFlight rejecting build "get-task-allow" error

So I'm using testflightapp to distribute an ad-hoc build. But I keep getting this message: 'Invalid ... .com/questions/10435697/testflight-rejecting-build-get-task-allow-error...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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linux - The Bash command :(){ :|:& };: will spawn processes to kernel death. Can you explain the syntax?

I looked at this page and can't understand how this works. This command "exponentially spawns subprocesses until your ... -command-will-spawn-processes-to-kernel-death-can-you-exp...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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php - Check if variable exist in laravel's blade directive

I'm trying to create blade directive which echo variable (if variable defined) or echo "no data" if ... /questions/37425978/check-if-variable-exist-in-laravels-blade-directive...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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google chrome - Facebook Javascript SDK Problem: "FB is not defined"

The following code, copied from the Facebook documentation here, is not working for me in Chrome. <div id=" ... /questions/4556941/facebook-javascript-sdk-problem-fb-is-not-defined...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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mobile webkit - How to make bevel and Embosed effect to button in CSS 3 for web-kit based browsers?

How to make bevel and Embosed effect to Submit button in CSS 3 ? Like this. Enlarged Image I'm only considering Web- ... -embosed-effect-to-button-in-css-3-for-web-kit-based-browse...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - Change image source in code behind - Wpf

I need to set image source dynamically, please note my image is in somewhere on the Network, here is my ... .com/questions/3787137/change-image-source-in-code-behind-wpf...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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base64 - base64url in java

https://web.archive.org/web/20110422225659/https://en.wikipedia.org/wiki/Base64#URL_applications talks about base64Url ... ://stackoverflow.com/questions/5641303/base64url-in-java...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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