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265 views

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algorithm - how to find the number of distinct subsequences of a string?

Here is another spoj problem that asks how to find the number of distinct subsequences of a string ? For example, ... /how-to-find-the-number-of-distinct-subsequences-of-a-string...

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

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117 views

1 answer

Passing objects and a list of objects by reference in C#

I have a delegate that modifies an object. I pass an object to the delegate from a calling method, however the calling ... -objects-and-a-list-of-objects-by-reference-in-c-sharp...

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

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331 views

1 answer

angularjs - Preventing / dealing with double button clicks in angular

In angular we can set up a button to send ajax requests like this in view: ... ng-click="button- ... .com/questions/18130808/preventing-dealing-with-double-button-clicks-in-angular...

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

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118 views

1 answer

Questions about the Prototype Pattern

I am learning about the different design patterns and I have a strong feeling I am missing an ... /stackoverflow.com/questions/5739240/questions-about-the-prototype-pattern...

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

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230 views

1 answer

PHP Function to get First 5 Values of array

Array ( [university] => 57 [iit] => 57 [jee] => 44 [application] => 28 [study] => 26 [college] ... /stackoverflow.com/questions/4563958/php-function-to-get-first-5-values-of-array...

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

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279 views

1 answer

c# - Could not load file or assembly 'System.Web.Helpers, error on IIS 8

I have a MVC4 web application that works fine on Visual Studio 2012, using the local IIS Express Server. When I publish ... -load-file-or-assembly-system-web-helpers-error-on-iis-8...

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

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97 views

1 answer

How do I declare NaN (not a number) in Ruby?

Also "NaN".to_f returns 0 instead of NaN. question from:https://stackoverflow.com/questions/808653/how-do-i-declare-nan-not-a-number-in-ruby...

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

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173 views

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How to return a view for HttpNotFound() in ASP.Net MVC 3?

Is there a way to return the same view every time a HttpNotFoundResult is returned from a controller? How do you specify ... how-to-return-a-view-for-httpnotfound-in-asp-net-mvc-3...

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

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232 views

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python - Is there a more Pythonic way to combine an Else: statement and an Except:?

I have a piece of code that searches AutoCAD for text boxes that contain certain keywords (eg. "overall_weight" in ... more-pythonic-way-to-combine-an-else-statement-and-an-except...

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

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234 views

1 answer

c++ - std::make_tuple doesn't make references

I've been experimenting with std::tuple in combination with references: #include <iostream> #include < ... stackoverflow.com/questions/7867220/stdmake-tuple-doesnt-make-references...

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

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78 views

1 answer

python - Numpy vs Cython speed

I have an analysis code that does some heavy numerical operations using numpy. Just for curiosity, tried to ... https://stackoverflow.com/questions/7799977/numpy-vs-cython-speed...

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

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345 views

1 answer

nullable - Why is this code invalid in C#?

The following code will not compile: string foo = "bar"; Object o = foo == null ? DBNull.Value : foo; I ... https://stackoverflow.com/questions/202271/why-is-this-code-invalid-in-c...

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

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275 views

1 answer

ios - Swift 2.0: Type of Expression is ambiguous without more context?

The following used to work in Swift 1.2: var recordSettings = [ AVFormatIDKey: kAudioFormatMPEG4AAC, ... 0-type-of-expression-is-ambiguous-without-more-context...

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

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258 views

1 answer

WCF error: "The X.509 certificate CN=localhost chain building failed ..."

I'm getting this error while attempting to make my WCF client and server talk to each other. The X.509 ... /wcf-error-the-x-509-certificate-cn-localhost-chain-building-failed...

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

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154 views

1 answer

Use of True, False, and None as return values in Python functions

I think that I fully understand this, but I just want to make sure since I keep seeing people say to never ever ... use-of-true-false-and-none-as-return-values-in-python-functions...

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

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234 views

1 answer

How to save SMS to inbox in android?

I have written the below code for sending SMS messages. SmsManager smsManager = SmsManager.getDefault(); smsManager.sendTextMessage ... /642076/how-to-save-sms-to-inbox-in-android...

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

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186 views

1 answer

ios - How can I decode an object when original class is not available?

I have an iOS 7 application that saves a custom object to app's iCloud Docs folder as a file. For this, I make ... /how-can-i-decode-an-object-when-original-class-is-not-available...

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

0 votes

431 views

1 answer

android - Set Background Color of Navigation Drawer

I wanted to set the background color of my Navigation drawer in java but it seems as setBackgroundColor and ... .com/questions/17092687/set-background-color-of-navigation-drawer...

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

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1.0k views

1 answer

material design - Android Circular Determinate ProgressBar

I want to create a Circluar Determinate ProgressBar, the kind which shows the Progress in the ... //stackoverflow.com/questions/12776587/android-circular-determinate-progressbar...

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

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278 views

1 answer

Create a command shortcut for NERDTree in Vim editor

I'd like to create an abbreviation for NERDTree on the command-line. I find it annoying have to write : ... questions/6467634/create-a-command-shortcut-for-nerdtree-in-vim-editor...

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

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402 views

1 answer

iphone - Converting NSData to base64

How to convert NSData to base64. I have NSData and want to convert into base64 how can I do this? ... from:https://stackoverflow.com/questions/2197362/converting-nsdata-to-base64...

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

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135 views

1 answer

How to work with "FIFO" in C# .NET?

Is there a standard collection in .NET that implements a FIFO stack? question from:https://stackoverflow.com/questions/2966286/how-to-work-with-fifo-in-c-sharp-net...

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

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105 views

1 answer

Creating an IFRAME using JavaScript

I have a webpage hosted online and I would like it to be possible that I could insert an IFRAME onto ... ://stackoverflow.com/questions/8726455/creating-an-iframe-using-javascript...

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

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496 views

1 answer

react native - Getting undefined is not an object evaluating _this.props.navigation

I'm using DrawerNavigator and I have 3 pages: Router page, mainScreen and a photos page, I maked a ... 45226391/getting-undefined-is-not-an-object-evaluating-this-props-navigation...

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

0 votes

142 views

1 answer

c# - thread with multiple parameters

Does anyone know how to pass multiple parameters into a Thread.Start routine? I thought of extending the ... ://stackoverflow.com/questions/831009/thread-with-multiple-parameters...

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

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98 views

1 answer

javascript - Turn properties of object into a comma-separated list?

I have an object like this: var person = { name: "John", surname: "Smith", phone: "253 689 4555" } ... .com/questions/26732123/turn-properties-of-object-into-a-comma-separated-list...

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

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896 views

1 answer

reactjs - Error: Cannot find file: 'index.js' does not match the corresponding name on disk: './node_modules/React/react'

(Closed.) This question is not reproducible or was caused by typos. It is not currently accepting answers. question ... file-index-js-does-not-match-the-corresponding-name-on-dis...

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

0 votes

370 views

1 answer

Laravel eloquent ORM group where

How do I convert the following query to Laravel 4 eloquent ORM? select * from table where ((starttime < ... ://stackoverflow.com/questions/22322222/laravel-eloquent-orm-group-where...

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

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