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apache spark - DataFrame partitionBy to a single Parquet file (per partition)

I would like to repartition / coalesce my data so that it is saved into one Parquet file per partition. I ... using the standard Spark SQL 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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python - How do I call a Django function on button click?

I am trying to write a Django application and I am stuck at how I can call a view function when a button is ... page. How I can achieve 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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298 views

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ios - CoreData get distinct values of Attribute

I'm trying to setup my NSFetchRequest to core data to retrieve the unique values for a specific attribute in an ... just: John, Betty, Edward? See Question&Answers more detail:os...

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

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ios - How can I set the UINavigationbar with gradient color?

I want to set the UINavigationbar backgroundColor to a gradient color where I would like to set it via an array ... image of the navigation bar) See Question&Answers more detail:os...

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

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android - Set Toast Appear Length

Is there anyway I can tell a Toast Notification to show up only for a specified amount of time. Generally shorter then a regular toast message. See Question&Answers more detail:os...

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

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android - Starting Activity through notification: Avoiding duplicate activities

So I am currently showing a notification. When the user clicks this noticiation, the application is started. The ... being shown or is loaded? 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# - Windows Forms application like Google Chrome with multiple processes

Is there any way to use C# to build a container application where each tab is actually its own process like with Google chrome? See Question&Answers more detail:os...

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

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Modify cmd.exe properties using the command prompt

Isn't that nicely recursive? I've got a portable command prompt on my external drive, and it has a nice ... to work? Command history options 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# - How to SetBasePath in ConfigurationBuilder in Core 2.0

How can I set the base path in ConfigurationBuilder in Core 2.0. I have googled and found this question, ... to get the AddJsonFile extension. See Question&Answers more detail:os...

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

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linux - Creating temporary files in bash

Are there objectively better ways to create temporary files in bash scripts? I normally just name them whatever comes ... a more careful way? See Question&Answers more detail:os...

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

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625 views

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git - Repository size limits for GitHub.com

Lately I have been using GitHub and I'm wondering, what is the repository limit for files hosted on github.com? ... 10 GB for each repository. See Question&Answers more detail:os...

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

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Text size of android design TabLayout tabs

I have difficulties changing the text size of the tabs of design library tablayout (android.support.design.widget. ... not capitalized any more. See Question&Answers more detail:os...

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

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259 views

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How to stop Gradle task execution in Android Studio?

Is there any legitimate way of Gradle task(s) execution stopping in Android Studio? See Question&Answers more detail:os...

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

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406 views

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Node.js: Gzip compression?

Am I wrong in finding that Node.js does no gzip compression and there are no modules out there to perform ... JavaScript for server-side use? 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 - Unable to use Intellij with a generated sources folder

Related question How to configure IntelliJ IDEA and/or Maven to automatically add directories with Java source code ... com to the classpath? See Question&Answers more detail:os...

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

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358 views

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Remove whitespace from string in Objective-C

I have a couple of strings. Some have a whitespace in the beginning and some not. I want to check if a ... whitespace and if so remove it. See Question&Answers more detail:os...

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

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244 views

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Why doesn't jQuery use requestAnimationFrame?

Some browsers support requestAnimationFrame, so why not use it? After all, it's been supported since Google Chrome ... use this awesome 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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412 views

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jquery - TypeError: $.browser is undefined

I am using msdropdown image combo box to create dropdown select options. when i run this code locally on ... the latest files. Thanks everyone See Question&Answers more detail:os...

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

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553 views

1 answer

Git refusing to merge unrelated histories. What is 'unrelated histories'?

In my local, I made new text file -> git add newfile.txt -> commit -> pull origin master -> ERROR! ... histories? , what is related histories? See Question&Answers more detail:os...

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

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293 views

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java - Disable all default HTTP error response content in Tomcat

By default, Tomcat sends some HTML content back to the client if it encounters something like an HTTP 404. I know ... try and work around it. See Question&Answers more detail:os...

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

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2.2k views

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react native android - KeyboardAvoidingView not Working Properly

KeyboardAvoidingView not Working Properly I am trying to use the KeyboardAvoidingView with behavior="padding". For some reason ... center" } }); See Question&Answers more detail:os...

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

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336 views

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Java to Jackson JSON serialization: Money fields

Currently, I'm using Jackson to send out JSON results from my Spring-based web application. The problem I'm ... number with 2 decimal places? See Question&Answers more detail:os...

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

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342 views

1 answer

c# - How do I programmatically save an image from a URL?

How do I programmatically save an image from a URL? I am using C# and need to be able grab images from a URL ... and no, I am not stealing :) See Question&Answers more detail:os...

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

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482 views

1 answer

java - How to prevent null values inside a Map and null fields inside a bean from getting serialized through Jackson

I have a a Map<String,Foo> foosMap that I want to serialize through Jackson . Now I want following two ... mapper1.9 jars in my project. See Question&Answers more detail:os...

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

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592 views

1 answer

oop - Duck Typing in Javascript

Could someone give me an example of Duck Typing inheritance in Javascript? I'm exploring OO javascript and I've ... it being used in javascript. See Question&Answers more detail:os...

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

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601 views

1 answer

rename - How to zero pad numbers in file names in Bash?

What is the best way, using Bash, to rename files in the form: (foo1, foo2, ..., foo1300, ..., fooN) With zero ... , ..., foo01300, ..., fooN) See Question&Answers more detail:os...

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

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368 views

1 answer

Modify config file using bash script

I'm writing a bash script to modify a config file which contains a bunch of key/value pairs. How can I ... the value and possibly modify it? See Question&Answers more detail:os...

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

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483 views

1 answer

Keycloak-gatekeeper: 'aud' claim and 'client_id' do not match

What is the correct way to set the aud claim to avoid the error below? unable to verify the id token {" ... test-server: image: "test-server" See Question&Answers more detail:os...

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

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