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c - Inexact float division

I were practicing some c programming when I saw this: #include <stdio.h> int main (void){ printf("result ... explain me why happens this? See Question&Answers more detail:os...

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

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Trying to run JavaScript from Python

I am trying to run the below script from Python. import execjs var request = require('request'); var apiHostName=' ... I am running Python 3.x. 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++ - Unroll a loop using a macro that has a goto and a label in it

This question is strictly related to the C or C++ language capabilities. I don't recommend the code below as ... the answer to the question. 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 - A regex that doesn't match with this character sequence

Here is my Regex, I am trying to search all special characters so that I can escape them. ((|)|[|]|{|}| ... 't escape that part of the string? See Question&Answers more detail:os...

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

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scala - How can I access a method which return Option object?

I have to call method which returns Option[List[Obj]]. After I call I need to ... .github.com/shatestest/fdeaba767d78e171bb6c08b359fbd1bf 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 programs slow startup

Even a simple HelloWorld program is taking about 30 seconds to run. Is there a way to speed up the execution? I tried ... ("HELLO"); return 0; } 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 Remove texts between two Specific words of a string by JavaScript

How can I remove texts between two specific words of a string with JavaScript? For example: "Steven Peter ... word to another in JavaScript? See Question&Answers more detail:os...

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

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.net - List of classes in an assembly C#

I want to get the list of classes in an assembly, as an output i want a List[Interface] not a List[string ... : Could not load file or assembly" See Question&Answers more detail:os...

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

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http - Html template use on golang

Sorry im beginner and i read golang.docs but didnt understand well. i`ve : index.html: <html> <head> < ... that page and show checkbox checked 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 use a plist as persistent storage for iPhone app

how can we use plist as a database to store dates in iphone sdk show me some link to study the plist 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 to reset Scanner?

I want to read a text file and put each line in a String (array of Strings). However that requires scanning ... of the code that is relevant. See Question&Answers more detail:os...

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

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javascript - What is `this` inside a Backbone model?

I'm learning some Backbone and I'm confused as to what this is inside of the model. Person = Backbone. ... inside of a javascript object? See Question&Answers more detail:os...

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

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regex - Extract numbers, letters, or punctuation from left side of string column in Python

Say I have the following data frame which comes from OCR has company_info column contains numbers, letters, or punctuation and ... 中国建筑与室内设计师网 See Question&Answers more detail:os...

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

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assembly - I don't understand why my program isn't working

I am trying to write a code that read and write text file with interrupt 21h. here is my code: IDEAL MODEL ... start Why does it not working?? See Question&Answers more detail:os...

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

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go - Passing closure as function's argument

From this example: https://gobyexample.com/closures If we change: fmt.Println(nextInt()) fmt.Println(nextInt()) ... . Why we have difference? See Question&Answers more detail:os...

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

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ios - how to pass the data to other UIViewcontroller in swift

I am developing a project using mvvm in swift3.And it is using without storyboard.So,how to give didSelectRowAt from tableview. See Question&Answers more detail:os...

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

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javascript - I need to send a request through JS to a php file via API

Help me please. There are two php files Data.php and Status.php. When you enter data in the zip field, you need to ... } else { echo '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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A simple form application with Perl

I have an error while developing simple sign up form application with Perl. This is my html. <html> <head> <meta ... How can I fix the problem ? See Question&Answers more detail:os...

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

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android - How to make POJO class for JSON

How should I make POJO class? Object may have unlimited array. This is my JSON, { "result": { "0": [{ "id": " ... : 1, "total_childs": 2 }] } } See Question&Answers more detail:os...

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

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Handle arithmetic operator in Java

I have four classes for handling math operations: Plus, Multiply, Divide, Minus my input is like this: 1, 2, ... without if-else or switch-case) 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# - How to create PictureBoxes with shapes based on a Picture

Problem: I have pictures of objects on a white background. I need PictureBoxes that do have the exact shape of ... objects look like a priori. 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:Pointer Arithmetic -How does it work?

I'm new to C programming and trying to understand how pointer arithmetic works. The below printf statement prints 2 when ... +2)); return 0; } See Question&Answers more detail:os...

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

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find max of second element of two dimension array in javascript

I have got an array called mark which is two dimensional as below and shows student id and mark: mark = [ [1,100], [1, ... [ [1,300], [2,250] ] See Question&Answers more detail:os...

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

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ruby on rails - Parent and child class construction

I was just checking to see if I was writing my code correctly, for this checking class, and sure enough the checking ... / 365) ** 365 end end See Question&Answers more detail:os...

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

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Undefined Variable PHP Error

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1- ... some links just for votes.Thank You. 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 - How to make math logarithm functions in C99?

I'm finally back at building my functions, which is what I'm doing before making the actual BPML language. ... not relying on other functions. See Question&Answers more detail:os...

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

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javascript - Firebase: getting value of a child without knowing its key

How can I get the value of a child element without knowing the key of that child element? Example data ... advice will be greatly appreciated! 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 - How to add new input in register page laravel?

I want to add a new field on Laravel's register page that's store the new data in my database. still learning ... need help on this, Thank you See Question&Answers more detail:os...

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

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