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Using apply on a multidimensional array in R

I am wondering how to use apply on a multidimensional array. I have something like the following: A <- array( ... com/questions/3197330/using-apply-on-a-multidimensional-array-in-r...

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

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.net - How to repair COMException error 80040154?

Moving a working C# project from a 64-bit Windows 7 machine to a 32-bit XP machine caused the ... /stackoverflow.com/questions/7197506/how-to-repair-comexception-error-80040154...

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

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dependencies - JSON Schema - specify field is required based on value of another field

Wondering if this is possible with schema draft 03. I've gotten dependencies working elsewhere, I think there is ... -specify-field-is-required-based-on-value-of-another-field...

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

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c# - "Unable to read data from the transport connection: net_io_connectionclosed." - Windows Vista Business and SMTP

Unable to test sending email from .NET code in Windows Vista Business. I am writing code which I will ... -to-read-data-from-the-transport-connection-net-io-connectionclosed...

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

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security - What does CSP protect us if allowing unsafe-inline

Currently I'm defining Content Security Policy (CSP) as below; Header set Content-Security-Policy: "default-src ' ... /40144915/what-does-csp-protect-us-if-allowing-unsafe-inline...

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

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node.js - multiple worker/web processes on a single heroku app

Is there some way to configure multiple worker and/or web processes to run in the single Heroku app container? ... /22989339/multiple-worker-web-processes-on-a-single-heroku-app...

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

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CSS box-shadow on three sides of a div?

(This question already has answers here): question from:https://stackoverflow.com/questions/8738768/css-box-shadow-on-three-sides-of-a-div...

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

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IIS App Pools - Stop/Start vs Recycle

I've noticed that on one of my production web apps, when I manually recycle an app pool, the recycled ... stackoverflow.com/questions/391878/iis-app-pools-stop-start-vs-recycle...

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

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Displaying CMake variables

Suppose I have a package called Foo. If I run CMake on a CMakeLists.txt file that contains ... from:https://stackoverflow.com/questions/31343813/displaying-cmake-variables...

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

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Marker clustering with google maps SDK for iOS?

I am using Google Maps SDK in my iOS app, and I need to group markers which are very close to each ... .com/questions/20175605/marker-clustering-with-google-maps-sdk-for-ios...

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

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c# - Is there a ToString() generator available in Visual Studio 2010?

Is there any way to generate a ToString() using Visual Studio 2010? I really don't want to do this by ... /4932136/is-there-a-tostring-generator-available-in-visual-studio-2010...

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

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c# - Options of the StringComparison Enumeration

I'm confused by the options of the StringComparison Enumeration. I just want to compare two ... stackoverflow.com/questions/9417402/options-of-the-stringcomparison-enumeration...

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

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python - Import statement works on PyCharm but not from terminal

Pycharm 2016.2.3, Mac OS X 10.11.1, Python 3.5 (Homebrew); I have this folder structure project / ... com/questions/40304117/import-statement-works-on-pycharm-but-not-from-terminal...

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

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javascript - What are the differences between readable and data event of process.stdin stream?

say I have process.stdin.setEncoding('utf8'); var myString = ''; What are the differences between process. ... -differences-between-readable-and-data-event-of-process-stdin-stream...

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

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How to make Ansible run one certain task only on one host?

The playbook looks like: - hosts: all tasks: - name: "run on all hosts,1" shell: something1 - name: "run on ... /47342724/how-to-make-ansible-run-one-certain-task-only-on-one-host...

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

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sql - How do we implement an IS-A Relationship?

We implement an One-to-Many relationship by adding one Table's PK, as FK to the other Table. We implement a ... .com/questions/4361381/how-do-we-implement-an-is-a-relationship...

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

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c - Floating point linear interpolation

To do a linear interpolation between two variables a and b given a fraction f, I'm currently ... https://stackoverflow.com/questions/4353525/floating-point-linear-interpolation...

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

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security - Is HTTPS the only defense against Session Hijacking in an open network?

So with Firesheep, everyone in a public Wi-Fi now has a one-click session hijack tool. The way it works - ... is-https-the-only-defense-against-session-hijacking-in-an-open-network...

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

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python - Check for duplicate values in Pandas dataframe column

Is there a way in pandas to check if a dataframe column has duplicate values, without actually dropping ... /50242968/check-for-duplicate-values-in-pandas-dataframe-column...

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

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swift2 - How do you enumerate OptionSetType in Swift?

I have a custom OptionSetType struct in Swift. How can I enumerate all values of an instance? This is my ... .com/questions/32102936/how-do-you-enumerate-optionsettype-in-swift...

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

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java - Maven + AspectJ - all steps to configure it

I have a problem with applying aspects to my maven project. Probably I am missing something, so I've made ... .com/questions/12423965/maven-aspectj-all-steps-to-configure-it...

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

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winapi - How to detect win32 process creation/termination in c++

I know that to receive notifications about Win32 process creation or termination we might implement a NT kernel-mode ... /how-to-detect-win32-process-creation-termination-in-c...

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

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java - Concrete Code Example of MVP

question from:https://stackoverflow.com/questions/11367250/concrete-code-example-of-mvp...

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

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html parsing - xpath find node that does not contain child

I'm trying to create some xpath that will find all a tags that do not contain img tags, so that something ... .com/questions/5464272/xpath-find-node-that-does-not-contain-child...

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

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node.js - Create package.json from package-lock.json

I downloaded a theme and it has a package-lock.json file but no package.json file. Is there a ... stackoverflow.com/questions/50038891/create-package-json-from-package-lock-json...

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

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c++ - C++11 mode or settings for emacs?

I'm running Emacs 23.3.1 (Ubuntu, Oneiric package) and emacs doesn't appear to understand any of the new ... ://stackoverflow.com/questions/8549351/c11-mode-or-settings-for-emacs...

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

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rest - Is there any reason not to use HTTP PUT and DELETE in a web application?

Looking around, I can't name a single web application (not web service) that uses anything besides GET and POST requests. ... -not-to-use-http-put-and-delete-in-a-web-application...

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

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c# - Is .NET Core 2.0 logging broken?

I can't seem to get Trace level log information outputted after upgrading to .NET Core 2.0 (+ASP.NET Core ... //stackoverflow.com/questions/45781873/is-net-core-2-0-logging-broken...

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

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