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javascript - Push is overwriting previous data in array

I'm passing a string which looks something like: "John.Doe.100.Newbie-David.Miller.250.Veteran-" to the SplitDatabase ... ) { alert(UserData[i].firstname); } } Question&Answers:os...

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

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110 views

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java - Read whole text files from a compression in Spark

I have the following problem: suppose that I have a directory containing compressed directories which contain multiple files, ... value and how can I fix it? Question&Answers:os...

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

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317 views

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gcc - Is an empty initializer list valid C code?

It is common to use {0} to initialize a struct or an array but consider the case when the first field ... e. a zero-initialized struct? struct Person person; Question&Answers:os...

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

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javascript - Scrollable div to stick to bottom, when outer div changes in size

Here is an example chat app -> The idea here is to have the .messages-container take up as much of ... want to essentially shift up all of .messages-container Question&Answers:os...

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

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How to call a C# function from JavaScript?

I want to call CsharpFunction, a C# function in code-behind, from JavaScript. I tried the code below but whether ... do I call a C# function from JavaScript? Question&Answers:os...

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

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684 views

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python multiprocessing on windows, if __name__ == "__main__"

Running python 2.7 on windows 7 (64bit). When reading the docs for library module multiprocessing, it states ... will not work in the interactive interpreter... Question&Answers:os...

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

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javascript - Why does the Promise constructor need an executor?

When using Promises, why can't triggers for resolve and reject be defined elsewhere in the codebase? I don't ... even reject or destroy the promise either... Question&Answers:os...

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

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string - Binary to text in Java

I have a String with binary data in it (1110100) I want to get the text out so I can print it ... corrections or suggestions would be much appreciated. Thanks! Question&Answers:os...

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

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c++ - Why isn't there a std::shared_ptr<T[]> specialisation?

The standard provides a template specialization of std::unique_ptr which correctly calls the delete[] from its destructor: ... ::copy_if) or is there a reason? Question&Answers:os...

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

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c - Working of fork() in linux gcc

This question already has answers here: Question&Answers:os...

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

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lambda - Java 8: Difference between method reference Bound Receiver and UnBound Receiver

I am trying to use Java 8 method references in my code. There are four types of method references available. ... but was still confused with the actual concept. Question&Answers:os...

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

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269 views

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math - Calculate date from week number in JavaScript

How can I calculate the date in JavaScript knowing the week number and the year? For week number 20 and year 2013 I want to ... */ this - d) / 8.64e + 7) } Question&Answers:os...

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

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c++ - C++11 aggregate initialization for classes with non-static member initializers

Is it allowed in standard: struct A { int a = 3; int b = 3; }; A a{0,1}; // ??? Is this class still aggregate? clang accepts this code, but gcc doesn't. Question&Answers:os...

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

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Java gotoxy(x,y) for console applications

I'm writing a simple console application (80x24) in Java, is there a gotoxy(x,y) equivalent? Question&Answers:os...

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

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email - Send e-mail from a trigger

I am trying to develop a mail trigger. Could someone assist on how this could be achieved so that when a use ... 100, a mail is send to the specified address. Question&Answers:os...

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

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r - What is meaning of first tilde in purrr::map

I was looking at this example that uses map. Here it is: mtcars %>% split(.$cyl) %>% # from base R map(~ lm(mpg ~ ... # from base R map(lm(mpg ~ wt, data = .)) Question&Answers:os...

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

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169 views

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php - Laravel view not found exception

I have problem with laravel view is not found by route function I did composer dumpautoload ... .php REQUEST_TIME_FLOAT 1375053058.123 REQUEST_TIME 1375053058 Question&Answers:os...

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

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270 views

1 answer

android - How to get the sender of an Intent?

Is there a way for an Activity to find out who (i.e. class name) has sent an Intent? I'm looking for a ... sending one back to the sender, whoever that may be. Question&Answers:os...

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

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528 views

1 answer

http - CORS request with Preflight and redirect: disallowed. Workarounds?

I'm designing an API that allows the user to authenticate (using tokens) and that contains redirects within the same ... be true? Is there a common workaround? Question&Answers:os...

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

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408 views

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regex - Remove parentheses and text within from strings in R

In R, I have a list of companies such as: companies <- data.frame(Name=c("Company A Inc (COMPA)", ... removes that text and the parentheses would be fine. Question&Answers:os...

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

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323 views

1 answer

javascript - Is there an Internet Explorer approved substitute for selectionStart and selectionEnd?

Finding out what's selected in real browsers is as simple as: var range = { start: textbox.selectionStart, end: ... s the best cross-browser way to do this? Question&Answers:os...

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

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97 views

1 answer

How do I access the HTTP request header fields via JavaScript?

I want to capture the HTTP request header fields, primarily the Referer and User-Agent, within my client-side ... the web page's HTTP Headers in JavaScript Question&Answers:os...

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

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date - How can I calculate a time span in Java and format the output?

I want to take two times (in seconds since epoch) and show the difference between the two in formats like: 2 ... , 2 minutes ago How can I accomplish this?? Question&Answers:os...

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

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396 views

1 answer

internet explorer - IE9 blocks download of cross-origin web font

This is driving me crazy. Just testing a site on IE9 and discovered that the 'live' version is rendering a ... than IE9. This is quite a depressing discovery. Question&Answers:os...

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

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254 views

1 answer

php - Redefine Class Methods or Class

Is there any way to redefine a class or some of its methods without using typical inheritance? For example: ... C# with something called a "partial class." Question&Answers:os...

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

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154 views

1 answer

c++ - Generic hash for tuples in unordered_map / unordered_set

Why doesn't std::unordered_map<tuple<int, int>, string> just work out of the box? It is tedious to have ... templates? Surely this should be in the standard :( Question&Answers:os...

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

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408 views

1 answer

Shared variable in python's multiprocessing

First question is what is the difference between Value and Manager().Value? Second, is it possible to share integer variable ... d[i] = d[i].value print d Question&Answers:os...

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

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1.2k views

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initialization - initialize a const array in a class initializer in C++

I have the following class in C++: class a { const int b[2]; // other stuff follows // and here's ... known to be constant for the lifetime of the instance. Question&Answers:os...

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

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