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ios - SceneKit view is rendered backwards

I'm attempting my first SceneKit app. My goal is to simulate a view from the surface of the Earth and ... closure at the end of viewDidLoad. See Question&Answers more detail:os...

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

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Creating folders and moving files in powershell

I have a folder with thousands of files (let's say .txt) with different names: VBH_V001.txt VDD_V001.txt DTG_V001 ... I do that. Please advise. 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 - can anyone explain me how does this function work?

I don't understand what this function do. Can anyone explain me in detail please? char *my_getline(FILE * ... understanding the logic. 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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javascript - get result of a multiplication of two input tags into a different one

I have two inputs tags. one is quantity and the other is rate. How can I show the result of the multiplication ... to sort this out. 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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jquery - Background color change from dropdown using javascript

I would like to be able to change background colour by having to choose from drop down menu. <div id="background" ... , it would still be red. 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 tell an infinite loop to end once one number repeats twice in a row (in python 3.4)

The title says it all. I have an infinite loop of randomly generated numbers from one to six that I need to end when 6 occurs twice in a row. 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 to group a Seq[Array[(Int, Int)]]) by the second value of array

I have a sequence of Seq[(1,0),(2,0),(2,0),(1,1),(1,1),(2,1)] I would like to modify ... scala.collection.immutable.Array[(Int,Int)] Any ideas? 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 Remove duplicates from text/array

I want to remove lines in text based on duplicate keywords. The text goes something like this. text1,abc,text2 text3, ... . How can I do 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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c++ - can we make global variables by defining a class variable outside of the class with "dot" operator?

class abc { public: int x; }; abc b1; b1.x=10; int main() { } why can't we write this b1.x=10; ... .x=10; outside of the main function, why? 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 - merge two nested org.json.JSONObject

I have two JSON object from org.json: the first one is json1 = {a: {b : {c: val1} } } and the ... built in method to do this trick. 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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javascript - How to show data from database into text in php

i want to show data from database into text box when i press select Button, but i am stuck on it , what i do next ... "]}" ></td>'; } } 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 paginate long articles from the client side using javascript or jquery

I am trying to come up with a way to paginate an article smoothly from the client side using Jquery or ... clarification, please do ask 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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mysql - output with single quote in sql

Table Values CNAME Firstname Amount Postalcode Lastname Accountnumber REQUIRED O/P CNAME 'Firstname' 'Amount' ' ... 'Lastname' 'Accountnumber' 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 - How to get the smallest non-zero float64?

The math library doesn't seem to have a Min function for float64. How would I get the smallest non-zero float64? See Question&Answers more detail:os...

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

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924 views

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mpi - what is the c++ equivalent type if MPI_FLOAT_INT

I am writing a type_traits library for mpi, but when I define float int as a type for MPI_FLOAT_INT, I get two ... type of MPI_FLOAT_INT in c++? 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 add cardview to my android studio project?

I've been having this problem for a long time. ERROR: Failed to resolve: cardview Affected Modules: app apply plugin ... :cardview:1.0.0' } See Question&Answers more detail:os...

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

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c++ - How to specify type of a constexpr function returning a class (without resorting to auto keyword)

Basically in below I want to see if I can get around having to use auto keyword Suppose that we have the ... the class outside the function. 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 - How to isolate titles from these image URLs?

I have a list of image urls contained in 'images'. I am trying to ... : Rembrandt_van_Rijn_-_Saskia_van_Uylenburgh%2C_the_Wife_of_the_Artist See Question&Answers more detail:os...

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

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bash - grep -Ff producing invalid output

I'm using code - grep -Ff list.txt C:/data/*.txt > found.txt but it keeps outputting invalid responses, ... no string is within that line. 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 - What does r() function mean in the return value of SymPy's dsolve?

I want to evaluate the value of phi(+oo) where phi(xi) is the solution of ODE Eq(Derivative(phi(xi), (xi, ... and how should I deal with 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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957 views

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c - What happens when evaluating `int x = -2147483648`?

What happens when evaluating int x = -2147483648 ? When evaluating -2147483648, 2147483648 is a integer ... -2147483648 unchanged? 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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java - android splash screen timer plugin

I am new into developing android app, and I am trying to check if session is logged in, If the user is ... R.layout.splash_screen); } } } 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 - PyException: ImportError: No module named domreg

I am getting the below error while running this script ("from xml.dom import minidom") from chaquopy androi ... : No module named domreg 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 - Split a string into parts

I am trying to split a string into parts but can't figure it out! My main point is from a string "hello bye see ... at least I tried my best :/ See Question&Answers more detail:os...

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

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828 views

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CSV IO python: converting a csv file into a list of lists

How to convert a csv file into a list of lists where each line is a list of entries with in a bigger list? I'm having ... '1,1','2,2','3,3'] See Question&Answers more detail:os...

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

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821 views

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grails - count objects in an each loop with groovy

def numbers = [[duration:1, calldate:6, disposition:1], [duration:1, calldate:6, disposition:1], [duration:2, ... the call date has to be unique See Question&Answers more detail:os...

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

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817 views

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vba - Extracting data to excel from multiple website pages

I'm trying to get the data from: "http://www.css.ethz.ch/en/services/css-partners.html?page=1" to ". ... to start :S Any pointers 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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900 views

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javascript - Sort list items from random child

UPDATE: As many people refer that the question was not enough clear I'm going to try to explain it better ^_^ ... Thanks a lot 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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