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306 views

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java - Apache Commons CLI - option type and default value

How can I give a CLI Option a type - such as int or Integer? (Later, how can I get the ... stackoverflow.com/questions/5585634/apache-commons-cli-option-type-and-default-value...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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193 views

1 answer

android - How to catch "Sorry, This video cannot be played" error on VideoView

I have a VideoView and I am streaming videos from a remote server. Most of the times It would play the videos ... how-to-catch-sorry-this-video-cannot-be-played-error-on-videoview...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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211 views

1 answer

Before/After Suite when using Ruby MiniTest

Is there an alternative to RSpec's before(:suite) and after(:suite) in MiniTest? I suspect that a ... .com/questions/5881474/before-after-suite-when-using-ruby-minitest...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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201 views

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Is it a good practice to avoid using Session State in ASP.NET MVC? If yes, why and how?

It's not explicitly written somewhere but I felt so after reading few blogs on ASP.NET MVC. Just got curious and thought ... -avoid-using-session-state-in-asp-net-mvc-if-yes-why-a...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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230 views

1 answer

excel - Assign keyboard shortcut to run procedure

When I press F5 in the VBA editor I would always like to run my "Sub Skynet()" procedure. Is ... ://stackoverflow.com/questions/9818047/assign-keyboard-shortcut-to-run-procedure...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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96 views

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What are :+ and &:+ in Ruby?

I've seen these several times but I can't figure out how to use them. The pickaxe says that these are ... from:https://stackoverflow.com/questions/2697024/what-are-and-in-ruby...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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628 views

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python - uWSGI: No request plugin is loaded, you will not be able to manage requests

I've loaded uWSGI v 1.9.20, built from source. I'm getting this error, but how do I tell which plugin is ... -no-request-plugin-is-loaded-you-will-not-be-able-to-manage-requests...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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299 views

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How to perform arithmetic operations in CSS?

I want to know how can I achieve an arithmetic operation in CSS. For example: I want to align two ... .com/questions/16160806/how-to-perform-arithmetic-operations-in-css...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.4k views

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linq - FirstOrDefault() result of a struct collection?

So I've got a collection of structs (it's actually a WCF datacontract but I'm presuming this ... /stackoverflow.com/questions/15407065/firstordefault-result-of-a-struct-collection...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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115 views

1 answer

What is a PostgreSQL table owner?

I am unsure about what does a PostgreSQL table owner means. I notice that it changes an attribute of the ... /stackoverflow.com/questions/33841647/what-is-a-postgresql-table-owner...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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611 views

1 answer

paypal express checkout =>Error: Security header is not valid

Error : Security header is not valid Array ( [TIMESTAMP] => 2014%2d04%2d29T07%3a24%3a29Z [CORRELATIONID] => ... paypal-express-checkout-error-security-header-is-not-valid...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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437 views

1 answer

vb.net - Casting a boolean to an integer returns -1 for true?

I am working with some VB.NET code that seems to be casting a boolean value to an integer using CInt(myBoolean). ... /3621037/casting-a-boolean-to-an-integer-returns-1-for-true...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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162 views

1 answer

Http connection timeout on Android not working

I'm writing an application that connects to a webservice and I don't want it to wait too long if ... .com/questions/3075506/http-connection-timeout-on-android-not-working...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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69 views

1 answer

Python Equality Check Difference

Suppose we want some block of code to be executed when both 'a' and 'b' are equal to say 5. ... from:https://stackoverflow.com/questions/23220141/python-equality-check-difference...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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242 views

1 answer

In Java, how does break interact with nested loops?

I know a break statement jumps out of a loop, but does it jump out of nested loops or just the one its ... .com/questions/5097513/in-java-how-does-break-interact-with-nested-loops...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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167 views

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android - Java socket IOException - permission denied

i am trying to connect to a server on my network running a tcp listener using the following java ... //stackoverflow.com/questions/4074808/java-socket-ioexception-permission-denied...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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224 views

1 answer

Inspecting Java threads in Linux using top

I am inspecting a Java process in Linux using top -H However, I cannot read the name of the thread ... .com/questions/4764167/inspecting-java-threads-in-linux-using-top...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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147 views

1 answer

c# - How EXACTLY can += and -= operators be interpreted?

What exactly (under the hood) do the += and -= operators do? Or are they implicit in that they ... stackoverflow.com/questions/40503509/how-exactly-can-and-operators-be-interpreted...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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399 views

1 answer

uinavigationbar - iOS 7 | Navigation bar / Toolbar buttons very close to status bar

I have a problem when dragging a navigation bar or toolbar (storyboard) to my view controller. UINavigationBar: As ... -7-navigation-bar-toolbar-buttons-very-close-to-status-bar...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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152 views

1 answer

Does JavaScript array.forEach traverse elements in ascending order

In JavaScript I can have an array with holes: a = []; a[0] = 100; a[5] = 200; a[ ... .com/questions/13600922/does-javascript-array-foreach-traverse-elements-in-ascending-order...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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145 views

1 answer

android - Implementation of onScrollListener to detect the end of scrolling in a ListView

I've a ListView displaying some items. I'd like to perform some operation on the items that are currently ... of-onscrolllistener-to-detect-the-end-of-scrolling-in-a-listview...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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292 views

1 answer

How do I set an absolute include path in PHP?

In HTML, I can find a file starting from the web server's root folder by beginning the filepath with "/". Like: ... /questions/344419/how-do-i-set-an-absolute-include-path-in-php...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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339 views

1 answer

python - Rename unnamed column pandas dataframe

My csv file has no column name for the first column, and I want to rename it. Usually, I ... https://stackoverflow.com/questions/26098710/rename-unnamed-column-pandas-dataframe...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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87 views

1 answer

javascript - Add content to a new open window

I don't know how to solve this issue, I've trying reading many post but no one answer to it. I need to ... ://stackoverflow.com/questions/10472927/add-content-to-a-new-open-window...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

97 views

1 answer

javascript - How to add jQuery code into HTML Page

$(".icon-bg").click(function () { $(".btn").toggleClass("active"); $(".icon-bg").toggleClass("active ... /stackoverflow.com/questions/29796169/how-to-add-jquery-code-into-html-page...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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466 views

1 answer

JAXB: How to change XJC-generated classes names when attr type is specified in XSD?

I'm a beginner to JAXB and I'm having annoying issues when generating Java classes with xjc. I am provided with ... -xjc-generated-classes-names-when-attr-type-is-specified-in-x...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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188 views

1 answer

javascript - JSDoc: How do I document the "options" object literal for a parent "class"?

(This question already has answers here): question from:https://stackoverflow.com/questions/10683430/jsdoc-how-do-i-document-the-options-object-literal-for-a-parent-class...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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241 views

1 answer

css - How to apply theme to jupyter lab

I tried to apply dark theme by putting a *.css file in the ~/.jupyter/custom/ directory (like here). ... //stackoverflow.com/questions/40518614/how-to-apply-theme-to-jupyter-lab...

asked Oct 7, 2021 in Technique[技术] by 深蓝 (71.8m points)

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