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Converting java object with nested classes to Json

I have been trying to create json from a java object / class that has a nested class. However only the top level class ... ", "Weight":"189" } } See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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database - Sqlite3 update query not working in ios app

I am trying to update one of my table's column upon button click. The issue is that code isn't giving any ... Any suggestions are welcome. :-) See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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java - How many instances of class A does the following code create?

How many instances of class A does the following code create ?? A x, u, v; x=new A(); A y=x; A z=new A(); See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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html - Write a JavaScript conditional statement to find the sign of product of three numbers. Display an alert box with the specified sign

I want to write a JavaScript conditional statement to find the sign of product of three numbers. Display an alert box ... > </body> </html> See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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Float Bug on Square Root Function Python

I have the code: #!/usr/bin/env python import math i = 2 isprime = True n = input("Enter a number: ") while ... not fix the error! What do I do? See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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multithreading - Permanent Threads in QT

I'm new in QT...and i haven't time. I have a GUI with 3 labels that must be update from 3 different ... way to make this? thanks in advance! See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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java - Setting jar file in environmental variables

My jar file is available in E: So How to add jar file to environmental variables now? See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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swift - Hide status bar only on iPhone 5, 5s, SE

Is it possible to hide status bar of my app only for iPhones with small screens? Thanks See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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string - printing int in c by %s in printf

The compiler doesn't mark it as any error. I know that it's wrong, but I want to know why it's showing the name of ... a=6; printf("%s",a); } See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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java - not getting the proper output in number format

I am formating numbers in locale US. The problem i am facing is that it's not displaying the exact number ... double is the user given input See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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jupyter notebook - Python code works fine first time, but fails second time

The first time I run this block of code from Notebook it works fine: #Which letters and how many letters = [" ... 'list' object is not callable See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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by combining base url getting text out of image in python using scrapy?

i tried this code : src1 = "https://hms.harvard.edu/"<br/> src = response.css('div.person-line > div > ... text image..can any one help please? See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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css - SCSS doesnt work in my HTML file

I am working on a website where there are few codes in SCSS format. Is it possible to convert them to CSS. The ... make a html file read SCSS. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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python - Terminal shows “ImportError: No module named pyperclip"

I was writing a code in which the user would run a python program on the Terminal ( I am using OSX ) ... The problem is with this program only See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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How can i make my current opencart theme responsive?

How can i make my current active opencart theme responsive? I am using the theme shopcart from themeforest. Regards See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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floating point - Finding nth power of integer m through C program without pow()

C program to find nth power of integer m without pow(). Input: m=3 n=2 output: 9.000 Tests to validate the ... float as it is giving an error. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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c++ - convert int to const char* in order to write on file

I have the following code in C++ and I would like to convert a integer to a const char* in order to ... ; fclose (pFile); Thanks in advance See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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File Write Operation in javascript

I need to write into a file in javascript.I tried below Code.I got error like"FileWriter is not defined".please ... /script> </body> </html> See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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Convert php PDO code to mysqli code

I want help converting this code which is using php PDO function but i want to use mysqli, please help me do this. ... .'</li>'; } ?> See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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linux - How to merge two files with different fields based on one matching columns?

I have two files as below and I want to merge them into one file based on common IDs: File1: ARS 8.0 8.0 BBL 1.1 1. ... .9 1.8 NA NA EDE 1.4 1.6 See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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image processing - Save pbm ascii to pbm binary c++

I have file pbm P1 (ascii) P1 #Created by Venom 2 2 1 0 0 1 And I want to convert it as P4 (pbm binary). How I can ... =0; j < WIDTH; j++) { } } See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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generics - How to optimize redundant code in c#?

I have the following class. EDITED: (And I know it's not a good practice): public class BussinesRuleA { private ... T>, call to TPer , TDal See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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php - Check whether a POST occured for an object name of particular pattern

I have a following html markup (it's a basic structure to let you know, as some people will ask ... mysql_query($mitigator_insert_query); } } } See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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How to define a struct in c++?

I'm try to make an payroll program in c++. In the beginning of my program I have to define a struct ... I miss or doing wrong? Thanks guys See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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How do I replace a line in a file using Perl?

How do I change the contents of a file from this: setenv api1000 Delhi setenv CODEDROP regular setenv ... RELEASETYPE build setenv CDBUILD CD30 See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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684 views

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c# - ASP.NET MVC Debugging Very Slow - SQL Server Express Connection Issue?

I am developing an application in ASP.NET MVC, using SQL Server Express as the backend and Cassini as the development ... , how can I fix it? See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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697 views

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android - AttributeError: 'NoneType' object has no attribute 'current'

class LoginScreen(Screen): def __init__(self,**kwargs): super(LoginScreen, self).__init__(**kwargs) print self,self ... 'current'. Please help. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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669 views

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c++ - Find size of rectangles to fill area

I got trouble need your help: I'm working on a program that shows n videos in tiling mode (aka, videos wall, ... me this? Thank you very much! See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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