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java - why MenuItemCompat.getActionProvider returns null?

I tried to use android.support.v7.widget.ShareActionProvider on actionbar in my app. So I followed the example from ... could I deal with it? See Question&Answers more detail:os...

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

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ASP.NET MVC and IIS 5

What is the best way to get hosting of an ASP.NET MVC application to work on IIS 5 (6 or 7). When I ... but here it is from Google's Cache: 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 - How to create a subquery using Laravel Eloquent?

I have the following Eloquent query (This is a simplified version of a query which consists of of more wheres and ... works fine. Why is this? See Question&Answers more detail:os...

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

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Make a Swift dictionary where the key is "Type"?

I'm trying to do this sort of thing .. static var recycle: [Type: [CellThing]] = [] but - I can't :) ... have k of those already! return c } See Question&Answers more detail:os...

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

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javafx - TableView: adjust number of visible rows

I'm using this table to display data in Table View: import javafx.application.Application; import javafx.beans. ... to remove empty rows? 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 - Xcode 10.2 with Swift 5.0 compiler - protocol inheritance issue

We have a big issue with the current Xcode version (10.2). There is a BasicViewController class with the ... ? Any suggestions are welcome. See Question&Answers more detail:os...

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

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gdi+ - Why does Image.FromFile keep a file handle open sometimes?

I am doing a lot of image processing in GDI+ in .NET in an ASP.NET application. I frequently find that ... the file handle to be kept active 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 - using onbeforeunload event, url change on selecting stay on this page

Rewriting the question - I am trying to make a page on which if user leave the page (either to other link/ ... does not work on iframe well 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 - How exactly does using OR in a MySQL statement differ with/without parentheses?

I have this query: SELECT * FROM (`users`) WHERE `date_next_payment` <= '2011-02-02' AND `status` = ' ... out there I'd really appreciate it. 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# - Adding multiple Icons (Win32-Resource) to .NET-Application

it is possible to set the Application-Icon in the Project Properties. If you do this the exe will have this icon ... WPF-Application (.NET 4.0) 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 kill processes by name? (Win32 API)

Basically, I have a program which will be launched more than once. So, there will be two or more ... same name(but different parameters). See Question&Answers more detail:os...

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

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mongodb get distinct records

I am using mongoDB in which I have collection of following format. {"id" : 1 , name : x ttm : 23 , val : ... per id. Is it possible in mongodb? 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 - ERROR: SQLSTATE[HY000] [2002] No connection could be made because the target machine actively refused it

An error suddenly occurred while I was debugging my code. It has this series of errors regarding the connection to ... Thank You for your 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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BigQuery COUNT(DISTINCT value) vs COUNT(value)

I found a glitch/bug in bigquery. We got a table based on Bank Statistic data under the starschema.net:clouddb: ... the rowcount in the table. 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 - Why is -didDeselectRowAtIndexPath not being called?

I created a fresh project (Xcode 4, Master-Detail application) just to see if I'm doing something wrong, but I ... it should work as I thought. See Question&Answers more detail:os...

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

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338 views

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Firebase authentication email customisation

I'm using firebase auth in my app and i'm setting up password-less email sign up. I have managed to ... can safely ignore this email. 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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740 views

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c++11 - Overloaded lambdas in C++ and differences between clang and gcc

I'm playing with a trick to overload lambdas in C++. Specifically: // For std::function #include <functional> ... but the original one does not. See Question&Answers more detail:os...

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

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284 views

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javascript - Importing data from multiple csv files in D3

I am brand new to D3 and just started working on an a project. My question is this. I want to import ... matter. Any help will be appreciated. See Question&Answers more detail:os...

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

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155 views

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Java getting my IP address

I am trying to get my Internet IP address in Java but I keep getting my local address (ie: 127.0.0.1 ... expecting other devices to connect on. 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 - Make flex items overlap

I'd like to show a horizontal series of a unknown number of playing cards. To do this, they will have to overlap if ... ='card'></div> </div> See Question&Answers more detail:os...

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

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wpf - ItemsControl with multiple DataTemplates for a viewmodel

is it possible to bind an itemscontrol with canvas as template to multiple DataTemplates? I have 2 collections and ... the binding look like an See Question&Answers more detail:os...

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

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681 views

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java - Spring - Injecting a dependency into a ServletContextListener

I would like to inject a dependency into a ServletContextListener. However, my approach is not working. I can ... correct way to achieve this? See Question&Answers more detail:os...

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

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264 views

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javascript - How to use timezone offset in Nodejs?

I need the next flow: var a = new Date(1337324400000, 'Europe/Amsterdam'); //+2h console.log(a); // ... such possibility in nodejs utils api ? See Question&Answers more detail:os...

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

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100 views

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Is it OK to use unknown HTML tags?

Correct me if I'm mistaken, but AFAIK, unknown HTML tags in markup (i.e. tags not defined in the HTML ... across web developers about the topic. See Question&Answers more detail:os...

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

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299 views

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java - Integer vs int: with regard to memory

I was wondering if there is a difference in the memory occupied by Integer n, and int n. I know int n ... bytes normally, how about Integer n See Question&Answers more detail:os...

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

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169 views

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Call a method from a String in Swift

Calling a method from its name (in a String format) can be sometimes useful. In Swift it is recomended to ... Swift Is there any alternative? See Question&Answers more detail:os...

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

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118 views

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ios - no umbrella header found for target, module map will not be generated

When I trying build CKCountdownButton as a framework in Xcode 6.3, it complains with warning: no umbrella ... No such module 'CKCountdownButton' See Question&Answers more detail:os...

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

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230 views

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android - How to hide ToolBar when I scrolling content up?

I am trying to hide my tool bar when I scroll my text and image with content. Here I use scrollView ... layout="@layout/content_main" /> See Question&Answers more detail:os...

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

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