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xcode8 - How can I delete derived data in Xcode 8?

The projects page seems to be disappeared from Xcode 8. I used this page for deleting the derived data. Any idea ... I delete derived data from within Xcode 8? Question&Answers:os...

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

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144 views

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javascript - How to pass parameters rendered from backend to angular2 bootstrap method

Is there a way to pass arguments rendered on the backend to angular2 bootstrap method? I want to set http header for all ... /, loader: 'ts-loader' } ] } }; Question&Answers:os...

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

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237 views

1 answer

How can I get the current stack trace in Java?

How do I get the current stack trace in Java, like how in .NET you can do Environment.StackTrace? I found Thread ... get the stack trace back, not print it out. Question&Answers:os...

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

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ide - Problems importing libraries to my c++ project, how to fix this?

I'm using the <XZY> IDE to compile my program, and have some trouble to import/integrate a specific library with it. I ... ::foo()' What can I do to fix this? Question&Answers:os...

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

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How can I create a "Please Wait, Loading..." animation using jQuery?

I would like to place a "please wait, loading" spinning circle animation on my site. How should I accomplish this using jQuery? Question&Answers:os...

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

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60 views

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python - How to access environment variable values

I set an environment variable that I want to access in my Python application. How do I get its value? Question&Answers:os...

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

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1 answer

Split a String into an array in Swift?

Say I have a string here: var fullName: String = "First Last" I want to split the string base on white ... Also, sometimes users might not have a last name. Question&Answers:os...

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

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265 views

1 answer

security - How to redirect all HTTP requests to HTTPS

I'm trying to redirect all insecure HTTP requests on my site (e.g. http://www.example.com) to HTTPS (https://www ... .htaccess file? By the way, I'm using PHP. Question&Answers:os...

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

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285 views

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algorithm - How to determine if a point is in a 2D triangle?

Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. Question&Answers:os...

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

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using jquery $.ajax to call a PHP function

This may be a simple answer, but I'm using jQuery's $.ajax to call a PHP script. What I want to do is ... i'm just using $.ajax with the PHP file listed. Question&Answers:os...

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

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400 views

1 answer

increment - ++someVariable vs. someVariable++ in JavaScript

In JavaScript you can use ++ operator before (pre-increment) or after the variable name (post-increment). ... between these ways of incrementing a variable? Question&Answers:os...

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

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217 views

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SQL Logic Operator Precedence: And and Or

Are the two statements below equivalent? SELECT [...] FROM [...] WHERE some_col in (1,2,3,4,5) AND ... sort of truth table I could use to verify this? Question&Answers:os...

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

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73 views

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javascript - What are the precise semantics of block-level functions in ES6?

I'm trying to wrap my head around the new standardized block-level functions in ES6 by reading ... itself, regardless of actual implementation inconsistencies. Question&Answers:os...

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

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247 views

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c - Why shouldn't I use atoi()?

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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68 views

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How do I clone a single branch in Git?

I have a local Git repository called 'skeleton' that I use for storing project skeletons. It has a ... project cloning the Ruby on Rails skeleton repository. Question&Answers:os...

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

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306 views

1 answer

ajax - How to parse JSON data with jQuery / JavaScript?

I have a AJAX call that returns some JSON like this: $(document).ready(function () { $.ajax({ type: 'GET', ... through this data and place each name in a div? Question&Answers:os...

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

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227 views

1 answer

language agnostic - How should I do floating point comparison?

I'm currently writing some code where I have something along the lines of: double a = SomeCalculation1(); double b ... this no matter what language I'm using. Question&Answers:os...

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

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249 views

1 answer

sql - Sort by column ASC, but NULL values first?

I need to sort a PostgreSQL table ascending by a date/time field, e.g. last_updated. But that field is ... asc -- and null last_updated records first ?? Question&Answers:os...

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

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88 views

1 answer

c# - Output log using FtpWebRequest

I wonder if it's possible to have output log for my FTP client using FtpWebRequest. Something like this: [R ... ) { Console.WriteLine(readStream.ReadToEnd()); } Question&Answers:os...

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

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303 views

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performance - How to find the kth largest element in an unsorted array of length n in O(n)?

I believe there's a way to find the kth largest element in an unsorted array of length n in O(n). Or perhaps it's ... " O(n) or something. How can we do this? Question&Answers:os...

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

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354 views

1 answer

regex - Regular Expression to find a string included between two characters while EXCLUDING the delimiters

I need to extract from a string a set of characters which are included between two delimiters, without returning the ... brackets). Is it possible to do it? Question&Answers:os...

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

0 votes

549 views

1 answer

compilation - Create a single executable from a Python project

I want to create a single executable from my Python project. A user should be able to download and run ... a self-contained executable from a Python project? Question&Answers:os...

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

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131 views

1 answer

java - Android, getting resource ID from string?

I need to pass a resource ID to a method in one of my classes. It needs to use both the id that the reference ... to pass to the method is the "icon" string. Question&Answers:os...

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

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264 views

1 answer

floating point - Compare floats in php

I want to compare two floats in PHP, like in this sample code: $a = 0.17; $b = 1 - 0.83; //0.17 if ... this issue. Or is there a problem with my server config? Question&Answers:os...

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

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78 views

1 answer

python - Add scrolling to a platformer in pygame

Ok so I included the code for my project below, I'm just doing some experimenting with pygame on making a platformer. ... ")) if __name__ == "__main__": main() Question&Answers:os...

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

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305 views

1 answer

How do I get the last inserted ID of a MySQL table in PHP?

I have a table into which new data is frequently inserted. I need to get the very last ID of the table. How can ... Is it similar to SELECT MAX(id) FROM table? Question&Answers:os...

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

0 votes

181 views

1 answer

android - How to filter a RecyclerView with a SearchView

I am trying to implement the SearchView from the support library. I want the user to be to use the SearchView ... itemView.findViewById(R.id.movieRating); } } } Question&Answers:os...

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

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241 views

1 answer

android - Error in launching AVD with AMD processor

I have Windows 8.1 pro with an AMD processor. I installed the Android SDK and Eclipse. It works but the problem ... the boot menu, but it's still not working. Question&Answers:os...

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

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