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linux - How can I generate new variable names on the fly in a shell script?

I'm trying to generate dynamic var names in a shell script to process a set of files with distinct names in a loop ... -i-generate-new-variable-names-on-the-fly-in-a-shell-script...

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

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java - Method chaining + inheritance don’t play well together?

This question has been asked in a C++ context but I'm curious about Java. The concerns about virtual ... com/questions/1069528/method-chaining-inheritance-don-t-play-well-together...

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

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android - Unfocus a TextInput in React Native

I'm building an Android app with React Native. How can you force a TextInput to "unFocus", meaning the ... /stackoverflow.com/questions/43431896/unfocus-a-textinput-in-react-native...

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

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c++ - Does alignment really matter for performance in C++11?

Does alignment really matter for performance in C++11? There is an advice in Stroustrup's book to order ... /questions/20809721/does-alignment-really-matter-for-performance-in-c11...

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

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163 views

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php - phpmailer - The following SMTP Error: Data not accepted

I'm trying to figure out this issue for 6 hours. But there is nothing to make sense. Here is the ... .com/questions/15880042/phpmailer-the-following-smtp-error-data-not-accepted...

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

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flutter - How to use the PI constant in Dart

I imported math. import 'dart:math'; But how can I call "PI" constant? This is not working. math.pi / ... /stackoverflow.com/questions/52577449/how-to-use-the-pi-constant-in-dart...

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

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281 views

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OpenGL ES iPhone - drawing anti aliased lines

Normally, you'd use something like: glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); glEnable(GL_BLEND); glEnable( ... /1813035/opengl-es-iphone-drawing-anti-aliased-lines...

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

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c# - What is the difference between DependencyResolver.SetResolver and HttpConfiguration.DependencyResolver in WebAPI

I have existing project, which uses AutoFac as IoC. In the registration code i have these lines ... what-is-the-difference-between-dependencyresolver-setresolver-and-httpconfigurat...

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

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javascript - How can I load jQuery if it is not already loaded?

I have a initializor.js that contains the following: if(typeof jQuery=='undefined') { var headTag = document. ... how-can-i-load-jquery-if-it-is-not-already-loaded...

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

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javascript - How to change value after delay by using angularjs?

I created basic application based on angularjs HTML: <div ng-app="miniapp"> <div ng-controller="Ctrl"> My ... questions/16069309/how-to-change-value-after-delay-by-using-angularjs...

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

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rspec - Cuke4Nuke or SpecFlow?

I am trying to decide if I should use Cuke4Nuke or SpecFlow. What are the pro/cons of each? Opinions ... from:https://stackoverflow.com/questions/2113936/cuke4nuke-or-specflow...

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

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Comparison : Aerospike vs Cassandra

(Closed). This question needs to be more focused. It is not currently accepting answers. question from ... ://stackoverflow.com/questions/25443933/comparison-aerospike-vs-cassandra...

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

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java - Get application context from non activity singleton class

In my android project, I have ImageAdapter class in which I pass app context for some further needs. ... /21818905/get-application-context-from-non-activity-singleton-class...

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

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146 views

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linux - Run script with rc.local: script works, but not at boot

I have a node.js script which need to start at boot and run under the www-data user. During development I always ... /7783341/run-script-with-rc-local-script-works-but-not-at-boot...

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

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networking - IP-address ending with zero?

(Closed.) This question is off-topic. It is not currently accepting answers. question from:https://stackoverflow.com/questions/14915188/ip-address-ending-with-zero...

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

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c# - Compile to a stand-alone executable (.exe) in Visual Studio

how can I make a stand-alone exe in Visual Studio. Its just a simple Console application that I think users ... /2035083/compile-to-a-stand-alone-executable-exe-in-visual-studio...

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

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103 views

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rust - Why is the `Sized` bound necessary in this trait?

I have a trait with two associated functions: trait WithConstructor: Sized { fn new_with_param(param: usize) -> Self; ... /30938499/why-is-the-sized-bound-necessary-in-this-trait...

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

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Add Custom Field/Column to Devise with Rails 4

I'm attempting to add a full_name field/column to my User model (using the devise gem) and Rails 4. Most ... com/questions/16297797/add-custom-field-column-to-devise-with-rails-4...

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

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python - Using alias() for 'select as' in SQLAlchemy

Let's say I have a table 'shares' with the following columns: company price quantity Microsoft 100 10 Google ... .com/questions/9187530/using-alias-for-select-as-in-sqlalchemy...

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

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601 views

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stream - Buffer entire file in memory with Node.js

I have a relatively small file (some hundreds of kilobytes) that I want to be in memory for direct access for ... .com/questions/19705972/buffer-entire-file-in-memory-with-node-js...

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

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244 views

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json - Node events.js:167 throw er; // Unhandled 'error' event

I'm trying to use JSON Server in a React App. However, I keep getting the following error. events.js: ... .com/questions/50782463/node-events-js167-throw-er-unhandled-error-event...

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

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228 views

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mysql - Create an inline SQL table on the fly (for an excluding left join)

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

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220 views

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deflate - Why are major web sites using gzip?

I just searched about gzip and Deflate, and found out that Deflate is better. GZip or Deflate for HTTP compression ... .com/questions/9170338/why-are-major-web-sites-using-gzip...

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

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Is the monadic IO construct in Haskell just a convention?

Is the monadic IO construct in Haskell just a convention or is there is a implementation reason for it? Could ... 45136398/is-the-monadic-io-construct-in-haskell-just-a-convention...

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

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1.7k views

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material ui - How to set focus to a materialUI TextField?

How can I set the focus on a material-ui TextField component? componentDidMount() { ReactDom.findDomNode(this.refs ... questions/37949394/how-to-set-focus-to-a-materialui-textfield...

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

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368 views

1 answer

installation - How can I install the Spring Tool Suite in Ubuntu?

How do I install STS on Ubuntu? I already downloaded the compressed STS tar.gz file from spring.io. question from: ... /31662983/how-can-i-install-the-spring-tool-suite-in-ubuntu...

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

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145 views

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linux - Is there any way to find out changed file after some date in whole project code?

see i am working in one BIG project source code Now i want to know which files are modified after some date. Is ... -to-find-out-changed-file-after-some-date-in-whole-project-code...

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

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403 views

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ios - UICollectionView horizontal paging with 3 items

I need to show 3 items in a UICollectionView, with paging enabled like this but I am getting ... .com/questions/23363197/uicollectionview-horizontal-paging-with-3-items...

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

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