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How do you spawn a child process in Ruby?

I want to offload a block of code in my main process to child process to make it run concurrently. I also want to ... .com/questions/307070/how-do-you-spawn-a-child-process-in-ruby...

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

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215 views

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linux - How to copy a file from remote server to local machine?

(Closed.) This question does not meet Stack Overflow guidelines. It is not currently accepting answers. question from:https: ... -to-copy-a-file-from-remote-server-to-local-machine...

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

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485 views

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postgresql - Can I make a plpgsql function return an integer without using a variable?

Something like this: CREATE OR REPLACE FUNCTION get(param_id integer) RETURNS integer AS $BODY$ BEGIN SELECT col1 ... -plpgsql-function-return-an-integer-without-using-a-variable...

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

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101 views

1 answer

How to get the excel file name / path in VBA

Say, I'm writing a VBA inside my excel file sample.xls. Now I want to get the full path of sample.xls in my ... .com/questions/1895616/how-to-get-the-excel-file-name-path-in-vba...

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

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344 views

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java - how to reduce spring boot memory usage?

I'm using spring boot to develope client application. and when run spring boot application(using fully executable ... com/questions/44491257/how-to-reduce-spring-boot-memory-usage...

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

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183 views

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Rails 4 favicon issue

Trying to add a favicon to my rails app, but doesn't seem to be working locally. Heres my code ... from:https://stackoverflow.com/questions/22736831/rails-4-favicon-issue...

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

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664 views

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ssis - SQL Server 2012 Integration Services failed when connecting thru SSMS

I had recently installed SQL server 2012 and I used mostly the default settings. Database works fine and I ... sql-server-2012-integration-services-failed-when-connecting-thru-ssms...

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

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120 views

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c# 5.0 - Where can I find the C# 5 language specification?

C# 5.0 is out now since August 2012. Where can I find the specification? They've stopped doing ECMA specs, ... /13467103/where-can-i-find-the-c-sharp-5-language-specification...

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

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390 views

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Prebuild event in Visual Studio replacing $(SolutionDir) with *Undefined*

I believe the problem is documented here moved here and looks like it might be a bug in visual ... 635346/prebuild-event-in-visual-studio-replacing-solutiondir-with-undefined...

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

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node.js - Use fs in typescript

I'm just trying to read a file using fs.readFileSync, though it seems it cannot be found. I made sure to ... from:https://stackoverflow.com/questions/43048113/use-fs-in-typescript...

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

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210 views

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Render a string as HTML in C# Razor

I am attempting to render an address from my model. The string contains line breaks that I am replacing with a ... /questions/27284734/render-a-string-as-html-in-c-sharp-razor...

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

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197 views

1 answer

java - JAXB Exception: Class not known to this context

When I call a particular restful service method, which is built using CXF, I get the following error, anyone ... /questions/3237473/jaxb-exception-class-not-known-to-this-context...

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

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mysql - Which is faster — INSTR or LIKE?

If your goal is to test if a string exists in a MySQL column (of type 'varchar', 'text', 'blob', etc ... :https://stackoverflow.com/questions/2451608/which-is-faster-instr-or-like...

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

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310 views

1 answer

android - Dagger 2 multibindings with Kotlin

I have the following snippet in my dagger 2 module @Singleton @Provides @ElementsIntoSet fun providesQueries(foo: ... .com/questions/43141740/dagger-2-multibindings-with-kotlin...

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

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83 views

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python - TensorFlow: training on my own image

I am new to TensorFlow. I am looking for the help on the image recognition where I can train my own ... ://stackoverflow.com/questions/37340129/tensorflow-training-on-my-own-image...

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

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105 views

1 answer

c# - How to pass values (parameters) between XAML pages?

Similar questions have been asked before but this question strives to explore more options and the ability to pass ... /12444816/how-to-pass-values-parameters-between-xaml-pages...

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

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228 views

1 answer

c++ - How to use boost::crc?

I want to use boost::crc so that it works exactly like PHP's crc32() function. I tried reading the ... from:https://stackoverflow.com/questions/2573726/how-to-use-boostcrc...

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

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143 views

1 answer

javascript - Callback function inside directive attr defined in different attr

So I have this directive called say, mySave, it's pretty much just this app.directive('mySave', ... /15896985/callback-function-inside-directive-attr-defined-in-different-attr...

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

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248 views

1 answer

regex - Replacing from match to end-of-line

This should be incredibly easy but I can't get it to work. I just want to use sed to replace from one ... //stackoverflow.com/questions/5047165/replacing-from-match-to-end-of-line...

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

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159 views

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Smart home in Emacs

Can you have smart behavior for the home key in Emacs? By smart I mean that instead of going to the ... from:https://stackoverflow.com/questions/145291/smart-home-in-emacs...

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

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85 views

1 answer

javascript - Karma, PhantomJS and es6 Promises

I am writing a JavaScript library that uses the new es6 promises. I can test the library in Firefox ... ://stackoverflow.com/questions/29391111/karma-phantomjs-and-es6-promises...

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

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227 views

1 answer

objective c - Enable access for assistive devices programmatically on 10.9

I want to enable access for assistive devices programatically on 10.9. On 10.8 and lower I?was using ... /17693408/enable-access-for-assistive-devices-programmatically-on-10-9...

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

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119 views

1 answer

reactjs - React multiple contexts

I am using functions which are passed down through context. ChildComponent.contextType = SomeContext; Now I ... https://stackoverflow.com/questions/53346462/react-multiple-contexts...

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

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128 views

1 answer

c++ - int a = 0 and int a(0) differences

(This question already has answers here): question from:https://stackoverflow.com/questions/13738996/int-a-0-and-int-a0-differences...

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

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186 views

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c++ - Set std::vector<int> to a range

What's the best way for setting an std::vector<int> to a range, e.g. all numbers between 3 and 16 ... from:https://stackoverflow.com/questions/11965732/set-stdvectorint-to-a-range...

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

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357 views

1 answer

ios - Conditional segue performed on tap on UITableViewCell

I'm working on some project for iOS 5 using Xcode 4.2. I have one UITableViewController and want to ... .com/questions/7942942/conditional-segue-performed-on-tap-on-uitableviewcell...

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

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301 views

1 answer

Jquery, get an array of text()

I am trying to get and array of text after using the text function, having a ul list like <ul> <li>one ... :https://stackoverflow.com/questions/16570564/jquery-get-an-array-of-text...

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

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366 views

1 answer

TypeScript: Define a union type from an array of strings

I can't be the first person coming across this, but my searches have not turned up any useful leads yet. Would ... /52085454/typescript-define-a-union-type-from-an-array-of-strings...

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

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