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How to convert android.media.Image to bitmap object?

In android, I get an Image object from here https://inducesmile.com/android/android-camera2-api-example-tutorial/ this ... can I do that? Thanks See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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jquery - Google Maps v3 load partially on top left corner, resize event does not work

Google Maps V3 loaded partially on top left corner. I tried the following methods: Add google.maps.event.trigger(map, ... (map, 'resize'); } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Understanding scipy deconvolve

I'm trying to understand scipy.signal.deconvolve. From the mathematical point of view a convolution is just the ... this example into python. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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xml - How to get values inside <![CDATA[values]] > using php DOM?

How can i get values inside <![CDATA[values]] > using php DOM. This is few code from my xml. < ... /CountryCode> </Destination> </Destinations> See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - How to get an Excel Blank Cell Value in Apache POI?

I have a huge excel file with tons of columns which looks like this :- Column1 Column2 Column3 Column4 Column5 ... skipped blank cells? Thanks. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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111 views

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Showing an image from console in Python

What is the easiest way to show a .jpg or .gif image from Python console? I've got a Python console ... display images pop-up graphical windows? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Stream.skip behavior with unordered terminal operation

I've already read this and this questions, but still doubt whether the observed behavior of Stream.skip was ... my first tests work nicely? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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disk - Is there any way of detecting if a drive is a SSD?

I'm getting ready to release a tool that is only effective with regular hard drives, not SSD (solid state drive ... given drive is solid-state? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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pure CSS multiple stacked position sticky?

Is it possible to have multiple sticky elements stacked on top of each other in pure CSS? The desired behavior can be ... more copy. And finally a little more copy. And finally...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Efficiently sum across multiple columns in R

I have the following condensed data set: a<-as.data.frame(c(2000:2005)) a$Col1<-c(1:6) a$Col2<-seq(2,12,2) ... : a$sum<-a$Var_1 + ... + a$Var_n See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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344 views

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python - How to discover table properties from SQLAlchemy mapped object

I have a class mapped with a table, in my case in a declarative way, and I want to "discover" table ... way provided by the SQLAlchemy API? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++ - Why does everybody use unanchored namespace declarations (i.e. std:: not ::std::)?

It seems to me that using unanchored namespaces is just asking for trouble later when someone puts in a new ... s a rather startling prop. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Is it possible to create parallel Jenkins Declarative Pipeline stages in a loop?

I have a list of long running Gradle tasks on different sub projects in my project. I would like to run ... on how to overcome this? Thanks See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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How do I treat an ASCII string as unicode and unescape the escaped characters in it in python?

For example, if I have a unicode string, I can encode it as an ASCII string like so: >>> u'u003cfoo/u003e'. ... my first example above: '<foo/>' See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - Does reactive extensions support rolling buffers?

I'm using reactive extensions to collate data into buffers of 100ms: this.subscription = this.dataService .Where( ... anyone confirm/deny this? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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568 views

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linux - What's wrong with my lookahead regex in GNU sed?

This is what I'm doing (simplified example): gsed -i -E 's/^(?!foo)(.*)$/bar1/' file.txt ... Invalid preceding regular expression What's wrong? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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asp.net - "Unable to launch the IIS Express Web server" error

I receive this error when trying to launch IIS Express from Visual Studio with a project that's configured to ... Internet for remote testing. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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471 views

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git - How to protect "master" in github?

I have a few contributors in my github project. I want to allow only one of them to "push" to master. And ... repository). Is it possible to do? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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449 views

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ruby on rails - Visit method not found in my rspec

My java web application is running on tomcat at http://localhost:8080/ Writing my first spec, home_spec: ... : require 'capybara/rspec' See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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web applications - How do I choose the URL for my Spring Boot webapp?

I am using Spring Boot to create a web app, and I am not sure how to change the URL from localhost:8080 to ... I assign the URL within the file? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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400 views

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java - How to get the value of a bit at a certain position from a byte?

If I have a byte, how would the method look to retrieve a bit at a certain position? Here is what I ... byte I am retrieving information from. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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462 views

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javascript - Execute function after Ajax call is complete

I am new to Ajax and I am attempting to use Ajax while using a for loop. After the Ajax call I am ... statement }//end of ajax call function See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.1k views

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asp.net core mvc - MVC 6 HttpPostedFileBase?

I am attempting to upload an image using MVC 6; however, I am not able to find the class HttpPostedFileBase. I ... to upload a file in MVC6? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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298 views

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javascript - angular.js ng-repeat for creating grid

I'm trying to create a grid using bootstrap 3 and angularjs. The grid I'm trying to create is this, repeated using ... ng-include> </div> </div> See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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561 views

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git clone, ignoring a directory

I'm trying to test something on a wordpress install. In doing so, I'd like to quickly replicate the repo. ... Or is there a better method? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.2k views

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geospatial - MongoDB 'unable to find index for $geoNear query'

I'm just trying to get a simple near query working. Here's a sample of my document. {"point": {"type": " ... db.bar.ensureIndex({geo:"2d"}); See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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193 views

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html - How to specify model to a ngInclude directive in AngularJS?

I would like to use the same HTML template in 3 places, just each time with a different model. I know I ... there something else I should try? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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445 views

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angular - Parameter in to Animation Angular2

I'm trying to make a simple animation like the simple jQuery below animate({'left' : left_indent}) I'm using the Angular2 ... ), ])) ]), ]) ] See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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