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goal org.openjfx:javafx-maven-plugin:0.0.4:jlink failed: Cannot invoke "java.io.File.getAbsolutePath()" because "dir" is null

I am trying to build (have built) a JavaFX application using maven and IntelliJ. However when I try to run ... org-openjfxjavafx-maven-plugin0-0-4jlink-failed-cannot-invoke-java-io...

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

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node.js - Broadcast a message to all clients without using Loops

In my chat app i have public chats and messages should be broadcasted to everyone, I'm using WebSocket in ... /65883132/broadcast-a-message-to-all-clients-without-using-loops...

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

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.htaccess - apache RewriteRule prefix with wwwwww instead of www

Using this for example: RewriteEngine On Rewritecond %{HTTP_HOST} !^www.hslab.nl RewriteRule (.*) http:/ ... questions/65883113/apache-rewriterule-prefix-with-wwwwww-instead-of-www...

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

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bluetooth lowenergy - Android Ble MTU size

I use BluetoothGatt.requestMtu(512) in my android application. First time it works well But Right after Mtu is ... https://stackoverflow.com/questions/65883084/android-ble-mtu-size...

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

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how to use select option in angular reactive form

I have a form where i am getting dynamic list of items in drop down. When i am selecting one of the ... com/questions/65883002/how-to-use-select-option-in-angular-reactive-form...

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

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autohotkey - Script modification(drag and drop)

I have simple script that looks for specified color pixel in restricted area then performs move mouse of ... //stackoverflow.com/questions/65882948/script-modificationdrag-and-drop...

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

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intellij idea - What are .iml files in Android Studio?

What are .iml files in Android Studio project? I read that it is configuration file for modules. I do not understand ... -the-purpose-of-the-impl-file-in-spring-boot-java-project...

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

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python - Underfitting a single batch: Can't cause autoencoder to overfit multi-sample batches of 1d data. How to debug?

TL;DR I am unable to overfit batches with multiple samples using autoencoder. Fully connected decoder seems to ... single-batch-cant-cause-autoencoder-to-overfit-multi-sample-bat...

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

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Operator () is time consuming (profiling in C++)

I have a user defined 2D array stored in a contiguous block of memory and thus overloaded the () operator. ... .com/questions/65882852/operator-is-time-consuming-profiling-in-c...

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

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typescript - How to push to something typed `string | string[]`

I struggle with a field typed string | string[]. I assign an array to it but if I want to push ... .com/questions/65882747/how-to-push-to-something-typed-string-string...

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

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loops - How can I reverse a value in R

I have a question. I am trying to take the mean of a data set from a questionnaire but I need to reverse ... /stackoverflow.com/questions/65882748/how-can-i-reverse-a-value-in-r...

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

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firebase - W/d.fluttershare(25277): Accessing hidden method Lsun/misc/Unsafe;->putObject(Ljava/lang/Object;JLjava/lang/Object;)V (greylist, linking, allowed)

I am trying to print data from the database and it prints just fine in the console but I got this ... /w-d-fluttershare25277-accessing-hidden-method-lsun-misc-unsafe-putobjectlj...

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

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interrupt - STM32 reading data from digimatic SPC and communication via I2C at the same time

I am working on an application running on STM32, which aims to read data from the digimatic spc protocol (mitutoyo ... from-digimatic-spc-and-communication-via-i2c-at-the-same-time...

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

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java - Android duplicate class Duplicate class javax.inject.Inject

I cloned an android studio project to another PC. After that I started to get a bunch of errors. ... /questions/65882655/android-duplicate-class-duplicate-class-javax-inject-inject...

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

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Microsoft Access VBA code with Select SQL String and Where clause

I'm using Microsoft Access to develop a database app. An important feature the user would need is to automatically ... -access-vba-code-with-select-sql-string-and-where-clause...

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

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css - Why can't an element with a z-index value cover its child?

Today after hours of debugging, I learned this rule the hard way: A parent element is never able to cover ... -css-pseudo-element-background-covered-by-parent-div-background-color...

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

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winforms - How do I pass an instance of a class back through an Event Handler in C#

So I am just getting my head around how Event Handlers work. I have a WinForms app which has a panel control on ... -instance-of-a-class-back-through-an-event-handler-in-c-sharp...

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

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html - How to change button size depending on device?

I have got a button on my website, which becomes tiny, when you visit it from mobile. I have tried a ... .com/questions/65882604/how-to-change-button-size-depending-on-device...

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

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python - How to merge 2 lists of dictionaries so keys with None values will be always replaced (if not None values exist)

So I have 2 lists of dictionaries I would like to merge: posix_groups=[dict(name='group_A', gid=8888881, sid=None ... -of-dictionaries-so-keys-with-none-values-will-be-always-rep...

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

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sql - MySQL/MariaDB find one or more numbers in list, matching lottery numbers with past results

I have a MariaDB table with an archive of past lottery results, imagine EuroMillions or Powerball lotteries. For ... or-more-numbers-in-list-matching-lottery-numbers-with-pa...

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

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python - tfrecord how to get classes and their count

I have image array shape 2x32x32x3, I want to write a function to get hex code and make it a 2x32x32x1 ... .com/questions/65882563/tfrecord-how-to-get-classes-and-their-count...

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

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javascript - How to put a conditional space between words?

There is an object storing translation strings. The translation string can contain {user} noted placeholder to be ... /65882523/how-to-put-a-conditional-space-between-words...

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

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c++ - Switch cases and getch() don't work together

I've done a pretty simple switch where if I press a character, the integer of it adds one to ... stackoverflow.com/questions/65882472/switch-cases-and-getch-dont-work-together...

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

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How is augmented reality used in education?

Augmented Reality (AR) in education features aspects that enhance learning of abilities like problem-solving, ... questions/65882470/how-is-augmented-reality-used-in-education...

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

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c++ - How can I print the requests in boost.asio?

I'm using boost.asio to write a simple server. The code below is trying to do 2 things: print the request ... com/questions/65882464/how-can-i-print-the-requests-in-boost-asio...

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

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sql - How to extract table name from query on SPARKSQL

SELECT a.* FROM schema.table1 a LEFT JOIN ( SELECT a* FROM schema.table1 a JOIN schema.table2 b ON a. ... com/questions/65882431/how-to-extract-table-name-from-query-on-sparksql...

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

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c# - System.ObjectDisposedException while deserializing object from xml

I am trying to deserialize object from xml file, and the code below gives me the error - ... /questions/65882421/system-objectdisposedexception-while-deserializing-object-from-xml...

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

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Terraform import on aws_s3_bucket asking me both acl=private and grants blocks

I used terraform import to link an aws_s3_bucket resources with the least parameters. Since the bucket is in my state, ... -s3-bucket-asking-me-both-acl-private-and-grants-blocks...

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

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