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oop - Interface Segregation Principle- Program to an interface

I was reading about SOLID and other design principles. I thought ISP was the same as "Program to an interface ... ? Is there a difference? See Question&Answers more detail:os...

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

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How to compile packages in java?

I have written a simple package program: //A simple package package MyPack class Balance { String name; double bal; ... .04, kindly help me out See Question&Answers more detail:os...

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

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java - Detailed semantics of volatile regarding timeliness of visibility

Consider a volatile int sharedVar. We know that the JLS gives us the following guarantees: every action of a ... the loophole in my reasoning. See Question&Answers more detail:os...

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

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How do I write a .htaccess file to make CodeIgniters URL routing work?

I'm running a LAMP environment with CodeIgniter. I want to be able to use its URL pattern, like, http:// ... answers here are viable and work. See Question&Answers more detail:os...

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

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How to use enable pseudo-locale in Windows for testing?

Windows Vista introduced the concept of three pseudo-locales: Pseudo Locale Locale Name LCID ================= ... off the end of the eighth bit See Question&Answers more detail:os...

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

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What is the best practice in blackberry development for reaching the widest range of smart phones?

I am wondering if anyone out there has experience writing application for blackberry smart phones. In particular, ... particular model numbers? See Question&Answers more detail:os...

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

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iphone - Merge PDF files on iOS

Is there a way in iOS to merge PDF files, that is, append the pages of one at the end of another and save it to disk? See Question&Answers more detail:os...

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

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Country/State/City dropdown menus inside the Django admin inline

I have a city foreign key in by BusinessBranch model. My City model also has a state and country foreign keys ... on the value of its parent. See Question&Answers more detail:os...

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

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python - enum - getting value of enum on string conversion

I have following enum defined from enum import Enum class D(Enum): x = 1 y = 2 print(D.x) now the ... can be done to achieve this functionality? See Question&Answers more detail:os...

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

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PHP prepend associative array with literal keys?

Is it possible to prepend an associative array with literal key=>value pairs? I know that array_unshift() works with ... 'fruit4'=>'orange'); See Question&Answers more detail:os...

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

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http - Save cookies between two curl requests

I know that using cURL I can see my received cookies / headers by using curl --head www.google.com And I ... using a temporary file for storage. See Question&Answers more detail:os...

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

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android - How to disable "Next" button on a EditText software keyboard (replace with "Done" button)

I have a bunch of EditTexts in my Android application, each with InputMethod set to numberSigned. My target device ... I use "Done" instead? See Question&Answers more detail:os...

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

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jquery - Get bottom and right position of an element

I'm trying to get the position of an element within the window like so: var link = $(element); var offset ... just they should NOT be minus. See Question&Answers more detail:os...

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

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How do I prevent two pipeline jenkins jobs of the same type to run in parallel on the same node?

I do not want to allow two jobs of the same type (same repository) to run in parallel on the same ... this using groovy inside Jenkinsfile ? See Question&Answers more detail:os...

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

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trouble tickets - Android Studio - How to open multiple project in single window?

I have downloaded Android Studio and started using it for my Android development. I need to know, how to open ... . Expecting some help, thanks. See Question&Answers more detail:os...

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

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ios - Swift: How to refresh UICollectionView layout after rotation of the device

I used UICollectionView (flowlayout) to build a simple layout. the width for each cell is set to the width of ... : 100) return itemSize }} See Question&Answers more detail:os...

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

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java - Fastest way to set all values of an array?

I have a char [], and I want to set the value of every index to the same char value. There is the obvious ... you're all correct and thank you. See Question&Answers more detail:os...

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

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621 views

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angular - Detect when image has loaded in img tag

I am using Angular 2 and I need to detect if an image has loaded in an image tag. Is there an event ... "imagesource" [loaded]="dosomething()"> See Question&Answers more detail:os...

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

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r - Changing factor levels with dplyr mutate

This is probably simple and I feel stupid for asking. I want to change the levels of a factor in a data ... I change factor levels with mutate? See Question&Answers more detail:os...

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

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182 views

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How to retrieve field names from temporary table (SQL Server 2008)

I'm using SQL Server 2008. Say I create a temporary table like this one: create table #MyTempTable (col1 ... about temporary tables. Any ideas? See Question&Answers more detail:os...

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

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427 views

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Change progressbar color through CODE ONLY in Android

I have a progressBar using the ProgressBar class. Just doing this: progressBar = new ProgressBar(this, null, ... is customizable for users. See Question&Answers more detail:os...

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

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c# - Dependency injection, inject with parameters

I'm using vNext implementation of DI. How to pass parameters to constructor? For example, i have class: public ... ", "myPrettyLocalhost:6379"); See Question&Answers more detail:os...

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

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java - Create an ArrayList with multiple object types?

How do I create an ArrayList with integer and string input types? If I create one as: List<Integer> sections ... string input types? Thank you. See Question&Answers more detail:os...

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

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158 views

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How to get list of all timezones in javascript

I am developing an application with react/redux, and I started using library react-intl for formatting messages and dates. ... that way... :/ See Question&Answers more detail:os...

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

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c# - What is "string[] args" in Main class for?

In C# the Main class has string[] args parameter. What is that for and where does it get used? See Question&Answers more detail:os...

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

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Using findOne in mongodb to get element with max id

I am trying to retrieve one element from a mongo collection, the one with the greatest _id field. I know ... element inserted in a collection? See Question&Answers more detail:os...

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

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c++ - Why was pair range access removed from C++11?

I just discovered that at one point, the C++11 draft had std::begin/std::end overloads for std::pair that ... some other way that I am missing? See Question&Answers more detail:os...

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

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python - Subplot for seaborn boxplot

I have a dataframe like this import seaborn as sns import pandas as pd %pylab inline df = pd.DataFrame({'a' : ... sub.append(ax) but it outputs: See Question&Answers more detail:os...

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

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