Hot questions

0 votes

1.3k views

1 answer

selenium - How to check if an alert exists using WebDriver?

I need to check the existence of Alert in WebDriver. Sometimes it pops up an alert but sometimes it will not pop ... will say: no alert found. See Question&Answers more detail:os...

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

0 votes

641 views

1 answer

SASS CSS: Target Parent Class from Child

I am using SASS and found an inconvenience. This is an example of what I am trying to do: .message- ... all .message-error definitions. Thanks. See Question&Answers more detail:os...

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

0 votes

439 views

1 answer

c++ - Disambiguate overloaded member function pointer being passed as template parameter

I am attempting to recreate the Observer pattern where I can perfectly forward parameters to a given member function ... deduction to work here? See Question&Answers more detail:os...

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

0 votes

687 views

1 answer

parallel processing - Python multiprocessing.Pool: AttributeError

I have a method inside a class that needs to do a lot of work in a loop, and I would like to spread the work ... 'main' from '.../test.py' See Question&Answers more detail:os...

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

0 votes

491 views

1 answer

javascript - require('babel/register') doesn't work

I have isomorphic app written in ES6 on client with Babel transpiler. I want my express server to have the same ES6 ... 'port'), env); }); See Question&Answers more detail:os...

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

0 votes

458 views

1 answer

android - HTML5 Audio can't play through Javascript unless triggered manually once

I'm trying to get a small sound file to play automatically using an tag and javascript to initiate it. <audio ... Is there any way around this? See Question&Answers more detail:os...

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

0 votes

268 views

1 answer

c# - Is it better to declare a variable inside or outside a loop?

Is better do: variable1Type foo; variable2Type baa; foreach(var val in list) { foo = new Foo( ... ); foo ... I really want know which is better. See Question&Answers more detail:os...

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

0 votes

658 views

1 answer

algorithm - what is the fastest way to find the gcd of n numbers?

what is the fastest way to compute the greatest common divisor of n numbers? See Question&Answers more detail:os...

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

0 votes

262 views

1 answer

How to pass a null variable to a SQL Stored Procedure from C#.net code

Im calling a SQL stored procedure from a piece of C#.net code: SqlHelper.ExecuteDataset(sqlConnection, CommandType. ... case. Thanks, IN See Question&Answers more detail:os...

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

0 votes

248 views

1 answer

How to access plain json body in Spring rest controller?

Having the following code: @RequestMapping(value = "/greeting", method = POST, consumes = APPLICATION_JSON_VALUE, produces ... is an easier way? See Question&Answers more detail:os...

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

0 votes

600 views

1 answer

Visual Studio: Re-enable "Build failed, run last success?" dialogue box

When a build fails, VS pops up with an option to run the last successful build. Someone clicked "Yes" and "Don' ... setting. How can I reset it? See Question&Answers more detail:os...

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

0 votes

468 views

1 answer

sql - How to use the LIMIT argument in an SQLite Query with Android

I am trying to use the following query to get the most recent result by date. Cursor cursor = mDb.query( ... TEST ORDER BY dateDESC LIMIT 1 See Question&Answers more detail:os...

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

0 votes

309 views

1 answer

On Android, how do you switch activities programmatically?

It seems like every example I can find of switching between activities involves creating an Intent and ... an associated OnClickListener? See Question&Answers more detail:os...

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

0 votes

276 views

1 answer

javascript - Disable submit button ONLY after submit

I have the following HTML and jquery: <html dir="ltr" lang="en"> <head> </head> <body> <h2> ... resolve this issue would be extremely helpful. See Question&Answers more detail:os...

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

0 votes

392 views

1 answer

Gradle build null console object

I'm trying to get my gradle builds to prompt at the console for a password using examples from stack overflow ... () with the Gradle Daemon. See Question&Answers more detail:os...

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

0 votes

464 views

1 answer

ios - file was built for archive which is not the architecture being linked (i386)

I got to build static library. I want to use in my iPhone and ipad app. When I try to run the simulator ... in the Architectures. but no luck See Question&Answers more detail:os...

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

0 votes

799 views

1 answer

c++11 - C++ local variable destruction order

Is there a defined order in which local variables are deallocated in C++ (11) ? To be more concise: In which ... the order undefined in C++11? See Question&Answers more detail:os...

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

0 votes

357 views

1 answer

python - How to sort multidimensional array by column?

Is there a way to use the sort() method or any other method to sort a list by column? Lets say I have ... (list_not_sorted, key=lambda x:x[2]) See Question&Answers more detail:os...

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

0 votes

412 views

1 answer

c# - How do I convert multiple inner joins in SQL to LINQ?

I've got the basics of LINQ-to-SQL down, but I've been struggling trying to get JOINs to work ... ON c.AccountManagerPersonId = p2.PersonId See Question&Answers more detail:os...

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

0 votes

291 views

1 answer

python - How to tell if a date is between two other dates?

I have the following codes: if date in (start, end): print('in between') else: print('No!') date, start ... a date format and then compare them. See Question&Answers more detail:os...

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

0 votes

303 views

1 answer

How to get a product's image in Magento?

I'm running on version 1.3.2.1, but on my client's server they had Magento 1.3.0 so my previous code ... media directory should be on the root? See Question&Answers more detail:os...

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

0 votes

749 views

1 answer

angularjs - How do I get the offset().top value of an element without using jQuery?

I'm programming a single-page application using the Angular framework. I'm new to it. I've read this guide to ... , I'd appreciate the advice. See Question&Answers more detail:os...

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

0 votes

579 views

1 answer

c# - Entity Framework The underlying provider failed on Open

Below is my connection string: connectionString="metadata=res://*/EDMX.Test.csdl|res://*/EDMX.Test.ssdl|res:// ... and test again and it worked See Question&Answers more detail:os...

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

0 votes

305 views

1 answer

java - Looping Error on Android Emulator

I can't seem to launch any of my apps in my Android emulator because every ~2 seconds this error pops up, and ... ! Thanks to all in advance :) See Question&Answers more detail:os...

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

0 votes

610 views

1 answer

python - How to get text in QlineEdit when QpushButton is pressed in a string?

I am trying to implement a function. My code is given below. I want to get the text in lineedit with ... I have just started with pyQt! See Question&Answers more detail:os...

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

0 votes

362 views

1 answer

c# - Check if a SQL table exists

What's the best way to check if a table exists in a Sql database in a database independant way? I came ... nothing that works for all databases. See Question&Answers more detail:os...

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

0 votes

400 views

1 answer

paint - setShadowLayer Android API differences

I develop a custom view component for my application and I am struggling with adding a shadow to a circle ... unwanted behaviour ? Best regards See Question&Answers more detail:os...

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

0 votes

667 views

1 answer

multithreading - Java Synchronized list

I have a pre-populated array list. And I have multiple threads which will remove elements from the array list. Each ... .remove(item); } Thanks! See Question&Answers more detail:os...

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

Categories

Just Browsing Browsing

Most popular tags