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How can I initialize an Array inside a Hash in Ruby

(This question already has answers here): question from:https://stackoverflow.com/questions/4410076/how-can-i-initialize-an-array-inside-a-hash-in-ruby...

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

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309 views

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regex - Regular expression for validating names and surnames?

Although this seems like a trivial question, I am quite sure it is not :) I need to validate names ... .com/questions/888838/regular-expression-for-validating-names-and-surnames...

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

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97 views

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How to add CVS directories recursively

I've played with CVS a little bit and am not the most familiar with all of its capabilities, but a ... ://stackoverflow.com/questions/5071/how-to-add-cvs-directories-recursively...

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

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java - How do I turn on line numbers permanently in IntelliJ 14?

(This question already has answers here): question from:https://stackoverflow.com/questions/27032622/how-do-i-turn-on-line-numbers-permanently-in-intellij-14...

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

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130 views

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How do I iterate through a string in Python?

As an example, lets say I wanted to list the frequency of each letter of the alphabet in a string. What would ... com/questions/228730/how-do-i-iterate-through-a-string-in-python...

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

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388 views

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visual studio - VS2013: Error Loading Solution ('JavascriptWebExtensionsPackage did not load correctly')

Visual Studio 2013 Professional just started throwing this error on me, in the middle of switching ... -error-loading-solution-javascriptwebextensionspackage-did-not-load-cor...

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

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java - How to load public certificate from pem file?

I was trying to extract RES public key from the file below -----BEGIN CERTIFICATE----- ... questions/24137463/how-to-load-public-certificate-from-pem-file...

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

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c# - Is it possible to bind different interfaces to the same instance of a class implementing all of them?

I have the following (simplified) situation: I have two interfaces interface IAmAnInterface { void DoSomething(); } ... different-interfaces-to-the-same-instance-of-a-class-impl...

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

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diskspace - Auto compact the deleted space in mongodb?

The mongodb document says that To compact this space, run db.repairDatabase() from the mongo shell (note this ... .com/questions/4555938/auto-compact-the-deleted-space-in-mongodb...

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

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.net - What is a good buffer size for socket programming?

We are using .Net and sockets. The server is using the Socket.Sender(bytes[]) method so it just sends the ... /questions/2811006/what-is-a-good-buffer-size-for-socket-programming...

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

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375 views

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reactjs - React createContext issue in Typescript?

So I'm having a very weird issue with React Context + Typescript. Working example In the above ... //stackoverflow.com/questions/54577865/react-createcontext-issue-in-typescript...

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

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105 views

1 answer

c# - How to update UI from another thread running in another class

I am currently writing my first program on C# and I am extremely new to the language (used to only work with ... /how-to-update-ui-from-another-thread-running-in-another-class...

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

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261 views

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arrays - Why isn't this pointer arithmetic allowed in C?

(This question already has answers here): question from:https://stackoverflow.com/questions/38842393/why-isnt-this-pointer-arithmetic-allowed-in-c...

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

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570 views

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sublimetext2 - Sublime Text 2: can't create symlink to subl, says "bin/subl: No such file or directory"

I've downloaded and installed Sublime text 2. I am following the directions here: but I am stuck at this part: The ... -create-symlink-to-subl-says-bin-subl-no-such-file-or-di...

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

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108 views

1 answer

java - Hibernate Validation of Collections of Primitives

I want to be able to do something like: @Email public List<String> getEmailAddresses() { return this ... .com/questions/4308224/hibernate-validation-of-collections-of-primitives...

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

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231 views

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java - unchecked call to ArrayAdapter

I get the following warning when I instantiate my ArrayAdapter (compiles fine): warning: [unchecked] ... //stackoverflow.com/questions/4204706/unchecked-call-to-arrayadapter...

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

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251 views

1 answer

Android imageview change tint to simulate button click

I have an imageview on which I have set a bitmap fetched from an url. On the imageview I have set ... com/questions/11095222/android-imageview-change-tint-to-simulate-button-click...

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

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356 views

1 answer

asp.net - Run javascript function after Postback

How do i run a javascript event after a postback within an updatepanel question from:https://stackoverflow.com/questions/4223837/run-javascript-function-after-postback...

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

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169 views

1 answer

node.js - Add a whitespace at the end of the line in Jade

I have this jade code: p | Avatar hosted by a(href='http://www.gravatar.com/', target='_blank') Gravatar The ... questions/10516233/add-a-whitespace-at-the-end-of-the-line-in-jade...

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

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560 views

1 answer

ios - UICollectionView header dynamic height using Auto Layout

I have a UICollectionView with a header of type UICollectionReusableView. In it, I have a label ... questions/39825290/uicollectionview-header-dynamic-height-using-auto-layout...

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

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249 views

1 answer

angular - How to get values from disabled form controls in a form group?

I tried to initialize my new FormControl using form state object and I noticed then this control doesn't influence my ... to-get-values-from-disabled-form-controls-in-a-form-group...

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

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1.5k views

1 answer

error creating migration in laravel: 'failed to open stream'

I created my first migration create_users_migration using the command: php artisan make:migration create_users_table I ... -creating-migration-in-laravel-failed-to-open-stream...

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

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215 views

1 answer

php - How to get base url in CodeIgniter 2.*

In config.php $config['base_url'] = 'http://localhost/codeigniter/'; In View <link rel="stylesheet" href="<? ... .com/questions/7503302/how-to-get-base-url-in-codeigniter-2...

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

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624 views

1 answer

android - USE_FINGERPRINT is deprecated in API level 28

Constant USE_FINGERPRINT was deprecated in API level 28 and we should use more generic USE_BIOMETRIC which has been ... /51375606/use-fingerprint-is-deprecated-in-api-level-28...

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

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272 views

1 answer

iphone - How to alignment the text of button to the left?

Now I want to alignment the text of button to the left with code , how to do ? and I code this : button. ... com/questions/4162398/how-to-alignment-the-text-of-button-to-the-left...

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

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165 views

1 answer

python - How to render an ordered dictionary in django templates?

I'm trying to learning django templates but it's not easy. I have a certain views.py containing a ... questions/5250276/how-to-render-an-ordered-dictionary-in-django-templates...

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

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287 views

1 answer

objective c - Detect if time format is in 12hr or 24hr format

Is there any way to detect if the current device of the app uses 12h our 24h format, so that I can use one ... /questions/7448360/detect-if-time-format-is-in-12hr-or-24hr-format...

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

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380 views

1 answer

javascript - Data-bind href attribute for anchor tag

I'm trying to bind anchor attributes to a KnockoutJS ViewModel field. I tried something like this: <a data- ... .com/questions/8123142/data-bind-href-attribute-for-anchor-tag...

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

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