ruby

MAC M1 capacitor 打包 cocoapods ffi 报错

由 心已入冬 提交于 2021-01-31 09:02:04
**背景：使用quasar capacitor 打包IOS ** 报错： LoadError - dlsym(0x7fab3772ae70, Init_ffi_c): symbol not found - /Library/Ruby/Gems/2.6.0/gems/ffi-1.14.2/lib/ffi_c.bundle /System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/lib/ruby/2.6.0/rubygems/core_ext/kernel_require.rb:54:in require' /System/Library/Frameworks/Ruby.framework/Versions/2.6/usr/lib/ruby/2.6.0/rubygems/core_ext/kernel_require.rb:54:in require' /Library/Ruby/Gems/2.6.0/gems/ffi-1.14.2/lib/ffi.rb:6:in `rescue in <top (required)>' 网上找了很多资料都是说要重新安装cocoapods ffi库 反复测试无效 发现他们有的报的错是dlopen的错跟我的这个不一样 鄙人报的是dlsym错 走头无路之下 只好去github 上冲浪找ffi源码

What is the best possible way to avoid the sql injection?

由 隐身守侯 提交于 2021-01-29 20:50:40
问题 I am using ruby 1.8.7 and rails 2.3.2 The following code is prone to sql injection params[:id] = "1) OR 1=1--" User.delete_all("id = #{params[:id]}") My question is by doing the following will be the best solution to avoid sql injection or not. If not then what is the best way to do so? User.delete_all("id = #{params[:id].to_i}") 回答1: What about: User.where(id: params[:id]).delete_all Ok sorry for Rails 2.x its: User.delete_all(["id = ?", params[:id]]) Check doc Btw, be sure you want to use

Multiplication issue: dividing and multiplying by the same decimal does not return original number [duplicate]

由 喜夏-厌秋 提交于 2021-01-29 20:42:09
问题 This question already has answers here : Ruby float precision (2 answers) Closed 12 months ago . I am aware of the Floating Point precision issues on multiple languages, but I thought I was only going to encounter those issues when multiplying very small or big numbers. This simple math is incorrect (byebug) 30*36.3/36.3 30.000000000000004 Why is this happening and what is the suggested way around it? I don't want to have to use the .to_i function since not always I will be dealing with

Storing a proc inside an array inside a hash

由 拟墨画扇 提交于 2021-01-29 18:19:39
问题 I am still working on my text adventure. I am having trouble with the use/with function. It is meant to call a Hash in which the key is the used object and the content includes an array; the first element in the array is the target object, and the second a Proc that will be executed if that relation turns to match the arguments for the use/with function. Please, may you clarify me how I can store a code block inside an array inside a hash so I can recall it later depending on the objects that

Module not found: Error: Can't resolve 'cropbox'

由 你说的曾经没有我的故事 提交于 2021-01-29 16:16:04
问题 Environment: Rails 6.0.2 Ruby 2.5.3 I installed cropperjs with yarn, Then I wanted to use cropper.js, but I got this error, It seems to be couldn't import cropbox module in fileUpload.js so, I changed the path, Sadly I couldn't import cropbox, would you like to help me? app/javascript/packs/fileUpload.js: import cropbox from 'cropbox' **#Here is problem ** uppy.on('upload-success', (file, response) => { // retrieve uploaded file data const uploadedFileData = response.body['data'] // set

Check whether method named in a string is defined before calling it with send

由 倖福魔咒の 提交于 2021-01-29 16:00:46
问题 #!/usr/bin/env ruby def say_hi puts 'hi' end greeting = 'say_hi' send greeting # works greeting = 'say_hix' send greeting # undefined method `say_hix' for main:Object (NoMethodError) Thus in case of a typo I want to first check if the method exists; something like: send greeting if greeting.is_a_method 回答1: You can use respond_to? Returns true if obj responds to the given method. Private and protected methods are included in the search only if the optional second parameter evaluates to true.

How to enable TLS for Redis 6 on Sidekiq?

由 。_饼干妹妹 提交于 2021-01-29 15:44:14
问题 Problem On my Ruby on Rails app, I keep getting the error below for the Heroku Redis Premium 0 add-on: OpenSSL::SSL::SSLError: SSL_connect returned=1 errno=0 state=error: certificate verify failed (self signed certificate in certificate chain) Heroku Redis documentation mentions that I need to enable TLS in my Redis client's configuration in order to connect to a Redis 6 database. To achive this, I have read SSL/TLS Support documentation on redis-rb. My understanding from it is; I need to

Viewing log files written to the filesystem on Heroku

由 只谈情不闲聊 提交于 2021-01-29 14:57:03
问题 I have a gem (rails-latex) that is not functioning correctly on my app deployed to Heroku but works fine on my local app. I succeeded in installing pdflatex on Heroku so that is not the issue. To debug this further, I would need to see the log file described in the Heroku logs 2014-03-23T04:32:21.431646+00:00 app[web.1]: This is pdfTeX, Version 3.1415926-2.4-1.40.13 (TeX Live 2012) 2014-03-23T04:32:21.431646+00:00 app[web.1]: \write18 enabled. 2014-03-23T04:32:21.450999+00:00 app[web.1]:

Ruby won't let me import the BigDecimal library

由 半世苍凉 提交于 2021-01-29 12:47:47
问题 I tried using require 'bigdecimal' , but I got an error saying that it can't load the file. /usr/share/rubygems/rubygems/core_ext/kernel_require.rb:55:in `require': cannot load such file -- bigdecimal (LoadError) from /usr/share/rubygems/rubygems/core_ext/kernel_require.rb:55:in `require' What's going on here? 回答1: ruby-bigdecimal is a separate package in Cygwin. You'll need to install that. 来源： https://stackoverflow.com/questions/51682003/ruby-wont-let-me-import-the-bigdecimal-library

How to click on link element after i element with specific text using watir?

由 被刻印的时光 ゝ 提交于 2021-01-29 12:29:15
问题 For this type of link I am happily using @browser.link(:text => "Reports").when_present.click <a href="/Reports/">Reports</a> However I am struggling with this example <a href="#"> <i class="no-icon"></i> Staff <img src="/Images/Menu/arrow.gif" class="arrow"> </a> I am wanting to click the link by text also but it is not found due to i element. I do not want to use xpath so can anyone advise a better way please. Thanks 回答1: The given below code works for me fine. browser.link(text: "Staff")
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