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Convert map object to numpy array in python 3

In Python 2 I could do the following: import numpy as np f = lambda x: x**2 seq = map(f, xrange ... .com/questions/28524378/convert-map-object-to-numpy-array-in-python-3...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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292 views

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linux - How to move (and overwrite) all files from one directory to another?

I know of the mv command to move a file from one place to another, but how do I move all files from one ... /how-to-move-and-overwrite-all-files-from-one-directory-to-another...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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145 views

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Qt/C++ Error handling

I've been doing a lot of research about handling errors with Qt/C++ and I'm still as lost as when ... question from:https://stackoverflow.com/questions/4661883/qt-c-error-handling...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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178 views

1 answer

ios - Resize UIImage with aspect ratio?

I'm using this code to resize an image on the iPhone: CGRect screenRect = CGRectMake(0, 0, 320.0, ... :https://stackoverflow.com/questions/1703100/resize-uiimage-with-aspect-ratio...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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518 views

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null - Why did father of Clojure say that Scheme's true/false are broken?

In this video, Rich Hickey introduced Clojure for Lisp programmers. At time 01:10:42, he talked about nil/false/ ... -did-father-of-clojure-say-that-schemes-true-false-are-broken...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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243 views

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vim and python scripts debugging

Are there any ways to debug python scripts not leaving vim in *nix systems (executing the script, setting ... //stackoverflow.com/questions/1901528/vim-and-python-scripts-debugging...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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180 views

1 answer

node.js - How to test an `npm publish` result, without actually publishing to NPM?

One common problem I have, is that sometimes my .npmignore file is too aggressive, and I ignore files that I ... -to-test-an-npm-publish-result-without-actually-publishing-to-npm...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - How to center elements in the BoxLayout using center of the element?

I use outputPanel.setLayout(new BoxLayout(outputPanel, BoxLayout.Y_AXIS)); and then I add elements (for example ... center-elements-in-the-boxlayout-using-center-of-the-element...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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syntax - Why must delegation to a different constructor happen first in a Java constructor?

In a constructor in Java, if you want to call another constructor (or a super constructor), it has to be ... delegation-to-a-different-constructor-happen-first-in-a-java-constructo...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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293 views

1 answer

xcode - Difference between Frame Rectangle and Alignment Rectangle

Can anyone explain what is the difference between Frame Rectangle and Alignment Rectangle in the size ... /28152533/difference-between-frame-rectangle-and-alignment-rectangle...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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100 views

1 answer

php - Can I pull a specific commit with composer?

Is it possible to fetch a certain pull request with composer? Like a specific commit from a fork? What would ... com/questions/25878984/can-i-pull-a-specific-commit-with-composer...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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550 views

1 answer

php - Difference between ob_clean and ob_flush?

What's the difference between ob_clean() and ob_flush()? Also what's the difference between ob_end_clean() and ... .com/questions/8770910/difference-between-ob-clean-and-ob-flush...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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syntax - Why must delegation to a different constructor happen first in a Java constructor?

In a constructor in Java, if you want to call another constructor (or a super constructor), it has to be ... delegation-to-a-different-constructor-happen-first-in-a-java-constructo...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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344 views

1 answer

php - Difference between ob_clean and ob_flush?

What's the difference between ob_clean() and ob_flush()? Also what's the difference between ob_end_clean() and ... .com/questions/8770910/difference-between-ob-clean-and-ob-flush...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1 answer

java - Application vulnerability due to Non Random Hash Functions

Below excerpt is from an article that explains possibility of Denial Of Service(DoS) attack because of non ... /8669946/application-vulnerability-due-to-non-random-hash-functions...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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102 views

1 answer

ASP.NET Web API and Identity with Facebook login

In the Facebook authentication flow for ASP.NET Identity, the Facebook OAuth dialog appends a code rather than an ... /21092723/asp-net-web-api-and-identity-with-facebook-login...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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326 views

1 answer

xml - SVG Scaling Text to fit container

This is likely a very simple question, but how do I get text in SVG to stretch to fit its container? I ... ://stackoverflow.com/questions/2938779/svg-scaling-text-to-fit-container...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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301 views

1 answer

if statement - If strings starts with in PowerShell

(This question already has answers here): question from:https://stackoverflow.com/questions/35654569/if-strings-starts-with-in-powershell...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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245 views

1 answer

ios - Error ITMS-4236 when uploading build to iTunes because of build version

I was trying to upload a pre-release build to iTunes to use it with the new iTunes TestFlight integration. The ... itms-4236-when-uploading-build-to-itunes-because-of-build-version...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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387 views

1 answer

css selectors - What is caret symbol ^ used for in css when selecting elements?

I encountered a css selector in a file like this: #contactDetails ul li a, a[href^=tel] {....} question ... /14130765/what-is-caret-symbol-used-for-in-css-when-selecting-elements...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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151 views

1 answer

Routing in Asp.net Mvc 4 and Web Api

Can I use the following two route rule together ? config.Routes.MapHttpRoute( name: "ActionApi", routeTemplate: "api/{ ... questions/12775887/routing-in-asp-net-mvc-4-and-web-api...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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143 views

1 answer

c++ - Are move constructors produced automatically?

I have a big class holding a lot of STL containers. Will the compiler automatically make a ... /stackoverflow.com/questions/8283589/are-move-constructors-produced-automatically...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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238 views

1 answer

c++ - Sort a vector in which the n first elements have been already sorted?

Consider a std::vector v of N elements, and consider that the n first elements have already been sorted withn < N ... -vector-in-which-the-n-first-elements-have-been-already-sorted...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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177 views

1 answer

authentication - cUrls's option "-u"

From cUrl docs: -u, --user <user:password;options> Specify the user name, password and optional login options ... from:https://stackoverflow.com/questions/20737031/curlss-option-u...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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289 views

1 answer

javascript - Highcharts tooltip overflow is hidden

My problem is that when the chart drawing area of is smaller than a highchart tooltip, a part of ... ://stackoverflow.com/questions/10734746/highcharts-tooltip-overflow-is-hidden...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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662 views

1 answer

split vs. explode in php

What is the difference between explode and split in php? question from:https://stackoverflow.com/questions/3690495/split-vs-explode-in-php...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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130 views

1 answer

Is there a way to send CoffeeScript to the client's browser and have it compiled to JavaScript *there*?

Is there a way to send CoffeeScript to the client's browser and have it compiled to JavaScript there? <script ... to-send-coffeescript-to-the-clients-browser-and-have-it-compiled...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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268 views

1 answer

haskell - What's the best workaround for not having "cabal upgrade"?

I want to upgrade all packages, not just a specific one with cabal install --upgrade-dependencies. question from ... /6905163/whats-the-best-workaround-for-not-having-cabal-upgrade...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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