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java - Spring-batch @BeforeStep does not work with @StepScope

I'm using Spring Batch version 2.2.4.RELEASE I tried to write a simple example with stateful ItemReader, ... in advance for your answers. 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 - How to add action listener that listens to multiple buttons

I'm trying to figure out what i am doing wrong with action listeners. I'm following multiple tutorials and ... errors saying cannot find symbol. 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 - Signal handling in pthreads

I have created a pthread, and installed a signal handler inside that, same way as we do in main( ) function ... signal is not caught by handler) 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# - Identifying active network interface

In a .NET application, how can I identify which network interface is used to communicate to a given IP address ... to my given database server. See Question&Answers more detail:os...

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

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d3.js - D3 Key Function

As readers might gather from the following...I am fairly new to D3....I am experimenting at the moment ... mysterious key function does.... See Question&Answers more detail:os...

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

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Data directory has no read/write permission in Android

I m using Android 1.5 my data directory doesn't have the read/write permissions System.out.println("DAta can write??- ... + e.getMessage()); } } 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 can I retain the scroll position of a scrollable area when pressing back button?

I have a long list of links inside a big scrollable div. Each time when a user click on a link then click ... back button? Thank you very much! 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 style an asp.net menu with CSS

I'm in the process of styling an asp.net menu and I'm trying to understand the meaning of the StaticSelectedStyle ... and that's not 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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How to integrate Chromium Embedded Framework (CEF) with java

I'd like to make a desktop application to let a website be browsed, I don't want to make a browser but ... embed CEF/JCEF in java application? See Question&Answers more detail:os...

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

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node.js - 2013 Meteor NPM Packages

Update this solution describes how to effectively use the new Npm system in Meteor. What is the current method ... a Meteorite package 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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algorithm - Python Integer Partitioning with given k partitions

I'm trying to find or develop Integer Partitioning code for Python. FYI, Integer Partitioning is representing a given integer n ... = 2 + 2 + 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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jquery - Click event called twice on touchend in iPad

I am using jquery animate for the slide. I have an arrow at the end of the slide and given the click event ... to solve this issue for ipad. See Question&Answers more detail:os...

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

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algorithm to check a connect four field

I'm wondering what's the best way to check for a winner on a connect four field. I'm interested in what ... and the algorithm seems neat to me. 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 - How to have jQueryUI dialog box dynamically load content

I love jQueryUI's dialog boxes. However, there doesn't seem to be a way to dynamically load content built-in ... only when they're first opened. 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 to add 'ON DELETE CASCADE' in ALTER TABLE statement

I have a foreign key constraint in my table, I want to add ON DELETE CASCADE to it. I have tried ... constraint already exists 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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What is the maximum size of JWT token?

I need to know the maximum length of JSON Web Token (JWT) In specs there are no information about it. Could ... are no limitations in length ? 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 can I check if a file exists in Perl?

I have a relative path $base_path = "input/myMock.TGZ"; myMock.TGZ is the file name located in input folder. ... the file exists in $base_path. 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 - Avoid Angular2 to systematically submit form on button click

Ok so maybe this is unclear. Get this form: <form (ngSubmit)="submit()" #crisisForm="ngForm"> <input type="text" ... ? And how to avoid 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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ruby - Rails Console: reload! not reflecting changes in model files? What could be possible reason?

Earlier it was working fine. I have been playing little bit config. So may be i have changed some config ... on rails console it return 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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java - PreparedStatement setNull(..)

Java PreparedStatement provides a possibility to explicitely set a Null value. This possibility is: prepStmt.setNull( ... setString(null); ? See Question&Answers more detail:os...

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

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xcode - Invalid active developer path on MAC OS X after installing Ruby

I get this error: xcrun: error: invalid active developer path (/Applications/Xcode.app), missing xcrun at: ... closing the terminal window 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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c# - Case insensitive Regex without using RegexOptions enumeration

Is it possible to do a case insensitive match in C# using the Regex class without setting the RegexOptions. ... values: Taylor taylor taYloR 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 console input in spidermonkey JavaScript?

I'm currently using spidermonkey to run my JavaScript code. I'm wondering if there's a function to get input ... () and confirm() functions. 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 - Laravel mail: pass string instead of view

I want to send a confirmation e-mail using laravel. The laravel Mail::send() function only seems to accept a ... ($content,$data,function(){}); See Question&Answers more detail:os...

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

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linux - Exit code of variable assignment to command substitution in Bash

I am confused about what error code the command will return when executing a variable assignment plainly and with ... it out, thanks again! 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 - How Threadpool re-use Threads and how it works

My multithreading concepts are weak and trying to learn. In Java what I know is, we can't call a thread more ... say like this? Am I correct? See Question&Answers more detail:os...

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

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436 views

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visual studio 2008 - Precompiled Headers

I have a sample project (not mine) which is in Visual C++ 6. I'm trying to convert it to Visual ... FILES FROM USING THE PRECOMPILED HEADER? 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 a buffer overflow and how do I cause one?

I have heard about a buffer overflow and I would like to know how to cause one. Can someone show me a small ... (And what they are used for?) See Question&Answers more detail:os...

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

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