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transactions - Are Erlang/OTP messages reliable? Can messages be duplicated?

Long version: I'm new to erlang, and considering using it for a scalable architecture. I've found many ... /3172542/are-erlang-otp-messages-reliable-can-messages-be-duplicated...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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debugging - How to show Xcode debugger in a window separate from Xcode?

I was watching a video lecture from iTunes U., where instructor showed how one can take a debugger section of the ... /how-to-show-xcode-debugger-in-a-window-separate-from-xcode...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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math - Simple 3x3 matrix inverse code (C++)

What's the easiest way to compute a 3x3 matrix inverse? I'm just looking for a short code snippet that'll ... ://stackoverflow.com/questions/983999/simple-3x3-matrix-inverse-code-c...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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555 views

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lubridate - How to extract Month from date in R

I am using the lubridate package and applying the month function to extract month from date. I ran the str command ... .com/questions/22603847/how-to-extract-month-from-date-in-r...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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ios - UIAlertView Button Action

How can I use two actions for UIButton click?I have a UIAlertView showing with two button.Play again ... from:https://stackoverflow.com/questions/5763581/uialertview-button-action...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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How to kill an heroku build that is in progress?

I accidentally pushed a build that does an npm install in the postinstall script. This has led to my heroku app being ... /50970807/how-to-kill-an-heroku-build-that-is-in-progress...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - ASP.NET Identity, require 'strong' passwords

Perhaps my googlin' skills are not so great this morning, but I can't seem to find how to set ... //stackoverflow.com/questions/20953371/asp-net-identity-require-strong-passwords...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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jquery - JavaScript break sentence by words

What's a good strategy to get full words into an array with its succeeding character. Example. This is ... //stackoverflow.com/questions/18473326/javascript-break-sentence-by-words...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Is it possible to rename an index using a rails migration?

I know that there is a rename_column transformation, but it seems that rename_index does not exist. Do I have to use ... /is-it-possible-to-rename-an-index-using-a-rails-migration...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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iphone - Deactivate UIScrollView decelerating

Is there a way to deactivate the decelerating of a UIScrollView? I want to allow the user to ... :https://stackoverflow.com/questions/1105647/deactivate-uiscrollview-decelerating...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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ios - Rotate SCNCamera node looking at an object around an imaginary sphere

I've got an SCNCamera at position(30,30,30) with a SCNLookAtConstraint on an object located at position(0, ... rotate-scncamera-node-looking-at-an-object-around-an-imaginary-sphere...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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sql - MySQL create stored procedure syntax with delimiter

I am trying to create a stored procedure in MySQL using a delimiter like this: use am; DELIMITER $$ ... .com/questions/15786240/mysql-create-stored-procedure-syntax-with-delimiter...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Change language for bootstrap DateTimePicker

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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241 views

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scripting - What does the ampersand indicate in this bash command 1>&2

Quick one, 2>&1 redirects stderr to stdout, but what does the ampersand mean? I know if we had 2 > 1 ... questions/2341023/what-does-the-ampersand-indicate-in-this-bash-command-12...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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node.js - Setting expiry time for a collection in mongodb using mongoose

Below is the command that can be used via the mongo terminal to set an expiry time for collections (a ... 14597241/setting-expiry-time-for-a-collection-in-mongodb-using-mongoose...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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shell - Invoke gdb to automatically pass arguments to the program being debugged

I'd like to write a script that (under certain conditions) will execute gdb and automatically run some program ... gdb-to-automatically-pass-arguments-to-the-program-being-debugged...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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ios - How can I change the font of the back button for my navigation bar?

How can I change the font of the back button for my navigation bar. The back button is either "back" or the title ... -i-change-the-font-of-the-back-button-for-my-navigation-bar...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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How to sort an array of objects in Java?

My array does not contain any string. But its contains object references. Every object reference returns name, id, author ... /18895915/how-to-sort-an-array-of-objects-in-java...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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323 views

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jquery - How to get bxSlider to hide the slides until the page loads?

I'm building an website that uses bxSlider. As the page loads, all of the slides are visible, stacked on top of ... /how-to-get-bxslider-to-hide-the-slides-until-the-page-loads...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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197 views

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php - how to use not null condition in YII2

Hi i want to use not null condition in my yii2 query how should i use that. i don't want city and ... /stackoverflow.com/questions/29796329/how-to-use-not-null-condition-in-yii2...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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224 views

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linux - The BASEDIR environment variable is not defined correctly

While running my tomcat the following error is coming . The BASEDIR environment variable is not defined ... 6125249/the-basedir-environment-variable-is-not-defined-correctly...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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297 views

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c# - Get contents after last slash

I have strings that have a directory in the following format: C://hello//world How would I extract ... ://stackoverflow.com/questions/15857589/get-contents-after-last-slash...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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461 views

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utf 8 - Windows-1252 to UTF-8 encoding

I've copied certain files from a Windows machine to a Linux machine. So all the Windows encoded (windows- ... /stackoverflow.com/questions/2014069/windows-1252-to-utf-8-encoding...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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262 views

1 answer

visual studio - can't remove breakpoint

I've a solid break point in Visual Studio 2008 that I can't remove. I can add other break ... question from:https://stackoverflow.com/questions/5085361/cant-remove-breakpoint...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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122 views

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c# - Base32 Decoding

I have a base32 string which I need to convert to a byte array. And I'm having trouble finding a ... own? question from:https://stackoverflow.com/questions/641361/base32-decoding...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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214 views

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ios - Why on Xcode 11, UICollectionViewCell changes size as soon as you scroll (I already set size in sizeForItem AtIndexPath:)?

I have collectionview inside tableview cell and I use nib for my collection view cell (in which I use autolayout ... -uicollectionviewcell-changes-size-as-soon-as-you-scroll-i-alre...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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228 views

1 answer

c# - Change image source in code behind - Wpf

I need to set image source dynamically, please note my image is in somewhere on the Network, here is my ... .com/questions/3787137/change-image-source-in-code-behind-wpf...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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141 views

1 answer

How do I close an Android alertdialog

I am developing a quiz and I need the user to answer all the questions before proceeding. When the user ... .com/questions/4336470/how-do-i-close-an-android-alertdialog...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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