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geolocation - Address validation using Google Maps API

I have a task to validate addresses entered into a system I am currently creating. The system requires that address ... what line I should take. 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 - Access to Laravel 5 app locally from an external device

I've looked for a solution in the web, but I've not found a solution yet. I need to access to my Laravel 5 ... It's perfect for me. 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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multithreading - MySQL - Persistent connection vs connection pooling

In order to avoid the overhead of establishing a new connection each time a query needs fired against MySQL, there ... , happen on the database? See Question&Answers more detail:os...

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

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Implement Document Picker in swift (iOS)

I want to pick a file of any type(.pdf, .docs, .xlsx, .jpeg, .txt, .rtf, etc) functionality in my iOS app ... } Any approach to do so in Swift? See Question&Answers more detail:os...

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

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sql - Do all columns in a SELECT list have to appear in a GROUP BY clause

My lecturer stated: All column names in SELECT list must appear in GROUP BY clause unless name is used only in an ... why it should be true... See Question&Answers more detail:os...

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

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javascript - How to tell .hover() to wait?

I have a drop down menu. Now when it's slided down to multiple levels, I'd like it to add wait time for like 2 ... > ul').slideUp('fast'); }); See Question&Answers more detail:os...

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

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cocoa - Implementing -hash / -isEqual: / -isEqualTo...: for Objective-C collections

Note: The following SO questions are related, but neither they nor the linked resources seem to fully answer my ... not a strict requirement. 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 - How to determine if memory is aligned?

I am new to optimizing code with SSE/SSE2 instructions and until now I have not gotten very far. To my knowledge ... ). Thank you in advance... 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 - Want to compile native Android binary I can run in terminal on the phone

I've been trying for a couple days to compile a native ARM Android binary that will execute on my phone using a ... to the libc on the phone. 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 - Where should I put @Transactional annotation: at an interface definition or at an implementing class?

The question from the title in code: @Transactional (readonly = true) public interface FooService { void doSmth (); ... FooService { ... } See Question&Answers more detail:os...

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

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ipad - Max/Min Scale of Pinch Zoom in UIPinchGestureRecognizer - iPhone iOS

How would I be able to limit the scale of the UIPinchGestureRecognizer to a min and max level? The ... *)sender scale]; } See Question&Answers more detail:os...

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

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uinavigationbar - iOS 7 | Navigation bar / Toolbar buttons very close to status bar

I have a problem when dragging a navigation bar or toolbar (storyboard) to my view controller. UINavigationBar: ... overlapping the status bar? 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 - Spring - Programmatically generate a set of beans

I have a Dropwizard application that needs to generate a dozen or so beans for each of the configs in ... Collection<HealthCheck> for example.) 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 show PopupWindow at special location?

I need to show PopupWindow under one Views shown on the screen. How can I calculate coordinates of needed View ... more than welcome. 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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611 views

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android - Error: Execution failed for task ':app:clean'. Unable to delete file

I'm trying to rebuild my Android Studio Gradle project (containing mostly Kotlin code), but it started to throw ... reproduce the bug: KT-9440 See Question&Answers more detail:os...

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

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html - jQuery get selected option value (not the text, but the attribute 'value')

Okay, I have this code: <select name="selector" id="selector"> <option value="1">Option 1</option> <option value ... to get and not 'Option 2'. See Question&Answers more detail:os...

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

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css - How can I remove the gloss on a select element in Safari on Mac?

On Macs and iOS devices, in Safari, a <select> element with a background color generates a gloss over itself. This ... to make it a flat color? See Question&Answers more detail:os...

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

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Alter MySQL table to add comments on columns

I have been checking the MySQL Documentation for ALTER TABLE and it does not seem to include a way to add or modify a ... -- for columns -- ??? See Question&Answers more detail:os...

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

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996 views

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class - What are getters and setters for in ECMAScript 6 classes?

I am confused as to what the point of getters and setters are in ECMAScript 6 classes. What is the purpose? Below is ... ._name = newName; } } } 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 - What should image sizes be at @1x, @2x and @3x in Xcode?

For example, I have a 100*100 size imageview or button, and I want to set its image or backgroundImage with a ... or not, can anyone help? See Question&Answers more detail:os...

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

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399 views

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javascript - createElement vs. createElementNS

What's the real difference between those two? I mean real, essential difference. What's the future holding for ... but I'm still puzzled. See Question&Answers more detail:os...

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

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css - Vertically centering content of :before/:after pseudo-elements

I'm trying to achieve something similar to this picture: I have an image (as part of a slideshow) wrapped in a ... 800px and max-width to 80%. See Question&Answers more detail:os...

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

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objective c - UICollectionView Assertion failure

I m getting this error on performing insertItemsAtIndexPaths in UICollectionView Assertion failure in: -[UICollectionViewData ... provide that. 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 get SUM function in MySQL to return '0' if no values are found?

Say I have a simple function in MySQL: SELECT SUM(Column_1) FROM Table WHERE Column_2 = 'Test' If no entries ... some help to get this sorted. See Question&Answers more detail:os...

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

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knockout.js - How to force a view refresh without having it trigger automatically from an observable?

Note: this is mostly for debugging and understanding KnockoutJS. Is there a way to explicitly request Knockout ... and learning purposes. See Question&Answers more detail:os...

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

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121 views

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android - The key must be an application-specific resource id

Why do I get this Exception? 05-18 20:29:38.044: ERROR/AndroidRuntime(5453): java.lang.IllegalArgumentException ... final int TAG_ONLINE_ID = 1; See Question&Answers more detail:os...

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

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454 views

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c++ - Why can we use `std::move` on a `const` object?

In C++11, we can write this code: struct Cat { Cat(){} }; const Cat cat; std::move(cat); //this is ... we could easily find out the bug, right? See Question&Answers more detail:os...

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

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sql - MySQL INNER JOIN select only one row from second table

I have a users table and a payments table, for each user, those of which have payments, may have multiple associated ... .id WHERE u.package = 1 See Question&Answers more detail:os...

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

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