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android - Attempt to invoke virtual method 'boolean java.lang.String.equals(java.lang.Object)' on a null object reference (MessageActivity.java:150)

Closed. This question needs debugging details. It is not currently accepting answers. question from:https:// ... -virtual-method-boolean-java-lang-string-equalsjava-lang-obje...

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

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616 views

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MaxReceivedMessageSize (65536) exceeded in .Net Core API

We have netcoreapp2.2 API, with the standard structure, this is program.cs, startup,cs and some ... com/questions/65903388/maxreceivedmessagesize-65536-exceeded-in-net-core-api...

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

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688 views

1 answer

monaco editor registerCodeLensProvider add command arguments

var commandId = editor.addCommand(0, function (arguments) { // not work console.log(arguments ... /questions/65903276/monaco-editor-registercodelensprovider-add-command-arguments...

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

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218 views

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javascript - HTML Form getting disappear when i am clicking on tab?

I am trying to create a container that contains two forms.I want to show only one form at a time. Each ... questions/65903272/html-form-getting-disappear-when-i-am-clicking-on-tab...

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

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158 views

1 answer

Matrix inversion using GPU.js

I am trying to find any implementations of how to invert a 8x8 Matrix in Gpu.js but I am not able to ... :https://stackoverflow.com/questions/65903215/matrix-inversion-using-gpu-js...

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

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entity framework - DbContext failing to save multiple entries

I am trying to get a list of objects stored in the database through a foreach loop, here is my ... /stackoverflow.com/questions/65903212/dbcontext-failing-to-save-multiple-entries...

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

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957 views

1 answer

datatable - Is it possible to content projection in angular material table version 11?

Got a question regarding angular material v11. I want to make a content projection to display cells which I ... possible-to-content-projection-in-angular-material-table-version-11...

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

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359 views

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r - ggplot2: add legend manually to existing legend

For the following plot I would like to have 2 options for adding a legend: add a legend displaying a ... .com/questions/65903112/ggplot2-add-legend-manually-to-existing-legend...

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

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node.js - Query Mongoose model not of a particular field type

I will like to query a model using mongoose where type is not of type array. I had to change one of ... com/questions/65903028/query-mongoose-model-not-of-a-particular-field-type...

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

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171 views

1 answer

apache - Client ip logging on the server running with load balancer

The server with my website has started working with load balancer. Previous log format LogFormat "%h %l %u %t " ... /client-ip-logging-on-the-server-running-with-load-balancer...

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

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443 views

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kubernetes - Internal communication with keycloak gatekeeper

I am using keycloak gatekeeper for protecting the endpoints of two services A and B. For ... stackoverflow.com/questions/65902995/internal-communication-with-keycloak-gatekeeper...

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

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234 views

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ios - Subview UIImage disappears on UIImageView

I have a UIImageView which has another added UIImageView on top as subview, seen below: self. ... stackoverflow.com/questions/65902962/subview-uiimage-disappears-on-uiimageview...

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

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423 views

1 answer

node.js - How to validate nested object inside req.body payload

In my express.js (with typescript) backend I have some problems on payload validation. Currently using class- ... 65902959/how-to-validate-nested-object-inside-req-body-payload...

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

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221 views

1 answer

c# - Automapper map from properties to classes

I'm having an issue from converting a simple class with properties to a class with properties which are ... .com/questions/65902877/automapper-map-from-properties-to-classes...

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

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375 views

1 answer

reactjs - How to change the default value in react native dropdown picker?

I want to change the value of React native dropdown picker: below is an image of my dropdown picker I ... true} : {}} accessibilityLabel={options.tabBarAccessibilityLabel} testID={...

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

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314 views

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amazon s3 - Error while reading file with special characters from S3

While reading file name from the S3 Bucket we are getting below exception. The filename format has extra ... 65904181/error-while-reading-file-with-special-characters-from-s3...

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

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167 views

1 answer

sql - Receiving ORA-01427 in specific date ranges

I have an ORACLE BIP query returning ORA-01427 within various date ranges. I'm not understanding the error ... .com/questions/65904150/receiving-ora-01427-in-specific-date-ranges...

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

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892 views

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php - ErrorException #1 Codeigniter4

i was trying to fetch data from my db. then i get this error ErrorException #1 Uncaught ... :https://stackoverflow.com/questions/65904128/errorexception-1-codeigniter4...

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

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261 views

1 answer

Android Fragment Navigation - layout flicker before animation starts

I am using jetpack navigation to navigate between two fragments and I also want to have an animation ... 65904095/android-fragment-navigation-layout-flicker-before-animation-starts...

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

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154 views

1 answer

c++ - How to make a multipart server in C ++. How to start a thread without waiting for it to complete?

I want to create a multithreaded server on sockets. I create a thread, but I don't know in advance how many ... multipart-server-in-c-how-to-start-a-thread-without-waiting-fo...

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

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178 views

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database - Updating a large table from another takes a long time (more than 6 hours) in Postgresql

I want to "update" 31 columns of table A (~ 22 million rows) from table B (~ 31 million rows). I created a ... large-table-from-another-takes-a-long-time-more-than-6-hours-in-pos...

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

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1.2k views

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formatting - How do i get google sheets to work out when colum D is less than 50% of C and to change colour to amber when this happens

How do i get google sheets to work out when colum D is less than 50% of C and to change colour to amber when this happens ... to-work-out-when-colum-d-is-less-than-50-of-c-and-to...

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

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74 views

1 answer

java - Maven skips tests,

I have Java 8 maven project which has couple for modules, each module has own pom.xml and there is one pom.xml ... </dependency> <dependency> <groupId>xml-apis</groupId> <artifac...

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

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780 views

1 answer

big o - Time Complexity of $geoNear queries in MongoDB

I'm trying to find the time complexity of the $geoNear query in MongoDB. The reason is I'm trying ... .com/questions/65903985/time-complexity-of-geonear-queries-in-mongodb...

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

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78 views

1 answer

php - Passing a variable from one query to another in same method in Laravel

I am trying to pass a variable from one query to another (bellow is the code) If I use $data[0]->name this ... -a-variable-from-one-query-to-another-in-same-method-in-laravel...

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

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221 views

1 answer

Efficiently convert rows to columns in sql server

I'm looking for an efficient way to convert rows to columns in SQL server, I heard that PIVOT is not ... :https://stackoverflow.com/questions/65903870/cross-apply-pivot-this-data...

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

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150 views

1 answer

python - List changes unexpectedly after assignment. How do I clone or copy it to prevent this?

While using new_list = my_list, any modifications to new_list changes my_list everytime. Why is this, and how ... questions/65903843/confused-by-how-the-variable-works-in-python...

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

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74 views

1 answer

How to write multiple expressions in PHP arrow functions

How do you write PHP Arrow function with multiple line expressions? JavaScript One Line Example: const dob = ( ... 65903832/how-to-write-multiple-expressions-in-php-arrow-functions...

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

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