Hot questions

0 votes

806 views

1 answer

android - What's better? notifyDataSetChanged or notifyItemChanged in loop?

So I have an activity with RecyclerView and I want to change TextView of every item in the RecyclerView by ... approach is suitable at all. See Question&Answers more detail:os...

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

0 votes

660 views

1 answer

ruby - f.error_messages in Rails 3.0

Rails 3.0 deprecated f.error_messages and now requires a plugin to work correctly - I however want to learn ... messages for comment creation? See Question&Answers more detail:os...

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

0 votes

446 views

1 answer

java - Get method arguments using Spring AOP?

I am using Spring AOP and have below aspect: @Aspect public class LoggingAspect { @Before("execution(* com.mkyong. ... possible to do so ? See Question&Answers more detail:os...

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

0 votes

633 views

1 answer

for loop - Breaking/exit nested for in vb.net

How do I get out of nested for or loop in vb.net? I tried using exit for but it jumped or breaked only one ... exit for end if end for end for See Question&Answers more detail:os...

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

0 votes

518 views

1 answer

iphone - UILabel wrong word wrap in iOS 11

I have problem with application using XIBs without autolayout. I don't know if this is important information. I have ... ? Rest of the settings: See Question&Answers more detail:os...

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

0 votes

804 views

1 answer

bash - How to increment version number in a shell script?

The following simple version control script is meant to find the last version number of a given file, increment ... and drawing a comparison. See Question&Answers more detail:os...

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

0 votes

776 views

1 answer

python - -bash: ./manage.py: Permission denied

After running: $ ./manage.py migrate I am getting the following error: -bash: ./manage.py: Permission ... advice would be really appreciated. See Question&Answers more detail:os...

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

0 votes

239 views

1 answer

Entity Framework CTP 4 - Code First Custom Database Initializer

I would like to implement a custom database initialization strategy so that I can generate the database schema and ... the Code First CTP? See Question&Answers more detail:os...

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

0 votes

415 views

1 answer

java 8 - JavaFX : Pass parameters while instantiating controller class

I am working on JavaFX application right now. All my gui is in .fxml format and through controller class manages all ... Source) ... 73 more See Question&Answers more detail:os...

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

0 votes

524 views

1 answer

mysql - Using group by on two fields and count in SQL

I have a table in my mysql db that has two columns: group and subgroup. See below. group, subGroup grp-A, sub- ... result. How can I fix this? See Question&Answers more detail:os...

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

0 votes

537 views

1 answer

java - Is Jackson's @JsonSubTypes still necessary for polymorphic deserialization?

I am able to serialize and deserialize a class hierarchy where the abstract base class is annotated with @JsonTypeInfo( ... type" equals()). See Question&Answers more detail:os...

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

0 votes

431 views

1 answer

encryption - Secure Online Highscore Lists for Non-Web Games

I'm playing around with a native (non-web) single-player game I'm writing, and it occured to me ... are your experiences with hacking attempts? See Question&Answers more detail:os...

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

0 votes

351 views

1 answer

javascript - Does new React Context API trigger re-renders?

I have been trying to understand the new React Context API and was playing with it. I just wanted to check ... to that Provider updated or not? See Question&Answers more detail:os...

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

0 votes

418 views

1 answer

asp.net mvc - Pass Array from MVC to javascript?

I can pass a variable from MVC ASP.NET by using this : var lastCategoryId = '<%=Model.CS.LastSelectedCategory %>' ... set to System.String[] ? See Question&Answers more detail:os...

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

0 votes

424 views

1 answer

c# - Can you create sql views / stored procedure using Entity Framework 4.1 Code first approach

Entity Framework 4.1 Code First works great creating tables and relationships. Is it possible to create sql views ... appreciated. Thanks a lot! See Question&Answers more detail:os...

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

0 votes

613 views

1 answer

scala - Defaults for missing properties in play 2 JSON formats

I have an equivalent of the following model in play scala : case class Foo(id:Int,value:String) object Foo{ ... and accept any better option) See Question&Answers more detail:os...

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

0 votes

282 views

1 answer

How to write binary data to stdout in python 3?

In python 2.x I could do this: import sys, array a = array.array('B', range(100)) a.tofile(sys. ... some secret encoding that I should use? See Question&Answers more detail:os...

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

0 votes

273 views

1 answer

What is the difference between BIT and TINYINT in MySQL?

In which cases would you use which? Is there much of a difference? Which I typically used by persistence engines to store booleans? See Question&Answers more detail:os...

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

0 votes

349 views

1 answer

javascript - Can I determine if a string is a MongoDB ObjectID?

I am doing MongoDB lookups by converting a string to BSON. Is there a way for me to determine if the string ... res.send item else res.send 404 See Question&Answers more detail:os...

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

0 votes

286 views

1 answer

javascript - Add a duration to a moment (moment.js)

Moment version: 2.0.0 After reading the docs, I thought this would be straight-forward (Chrome console): var ... I work through this issue. See Question&Answers more detail:os...

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

0 votes

287 views

1 answer

Null coalescing in powershell

Is there a null coalescing operator in powershell? I'd like to be able to do these c# commands in powershell: var s ... == null ? "" : otherval; See Question&Answers more detail:os...

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

0 votes

405 views

1 answer

Detecting and fixing circular references in JavaScript

Given I have a circular reference in a large JavaScript object And I try JSON.stringify(problematicObject) And the ... in a large object? See Question&Answers more detail:os...

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

0 votes

475 views

1 answer

python - Error #15: Initializing libiomp5.dylib, but found libiomp5.dylib already initialized

Getting the error message when using matplotlib: Error #15: Initializing libiomp5.dylib, but found libiomp5. ... software/products/support/. See Question&Answers more detail:os...

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

0 votes

399 views

1 answer

java - Rolling logback logs on filesize and time

I've been trying to set up a simple logback project to roll my log files by date and by filesize, ... mediafire.com/file/2bxokkdyz2i/logback.zip See Question&Answers more detail:os...

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

0 votes

298 views

1 answer

javascript - Socket.io + PhoneGap

When I try to use Socket.IO with PhoneGap I get this error: (on iOS where socket.io should be supported) ... to get around this? Thanks!! See Question&Answers more detail:os...

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

0 votes

339 views

1 answer

c# - Login to the page with HttpWebRequest

How can I login to the this page http://www.bhmobile.ba/portal/index by using HttpWebRequest? Login button is ... use some date from this page? See Question&Answers more detail:os...

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

0 votes

443 views

1 answer

c - What does tilde(~) operator do?

I recently saw the above operator in a code,I googled for it but found nothing.The code is below.Please describe ... fclose(ft); return 0; } See Question&Answers more detail:os...

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

0 votes

235 views

1 answer

c++ - Template typedefs - What's your work around?

C++ 0x has template aliases (sometimes referred to as template typedefs). See here. Current spec of C++ does not. ... Do you feel its worth it ? 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