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Pass ruby script file to rails console

... case is to set up some objects, then interactively explore them. Is that possible? – Dan Barron Jan 21 '14 at 15:33 1 ...
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廉价共享存储解决方案1-drbd+ha+nfs - 更多技术 - 清泛网 - 专注C/C++及内核技术

...缓存的情况下可能会报目录不存在的错误,无视 yum clean all yum makecache 3安装drbd(share1和2上操作) 3.1 准备编译环境 yum -y install gcc make automake autoconf flex rpm-build kernel-devel 3.2 上传解压源文件 利用xftp 把 drbd-8.4.6.tar.gz,d...
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Broken references in Virtualenvs

I recently installed a bunch of dotfiles on my Mac along with some other applications (I changed to iTerm instead of Terminal, and Sublime as my default text editor) but ever since, all my virtual environments have stopped working, although their folders inside .virtualenvs are still there and they ...
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Optimise PostgreSQL for fast testing

...ta-integrity-protection and crash-safety stuff, giving it permission to totally trash your data if you lose power or have an OS crash. Needless to say, you should never enable fsync=off in production unless you're using Pg as a temporary database for data you can re-generate from elsewhere. If and ...
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Checking if a double (or float) is NaN in C++

...nly if f is NaN. Note that, as some comments below have pointed out, not all compilers respect this when optimizing code. For any compiler which claims to use IEEE floating point, this trick should work. But I can't guarantee that it will work in practice. Check with your compiler, if in doubt. ...
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Android SDK Manager Not Installing Components

Not sure what I'm doing wrong here. I installed the Android SDK Manager, and am now trying to install a platform like the Android Dev website suggests. Once I clicked install I got an error stating that the Manager could not create a temp folder within the Android directory. So I created it. Now I'm...
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How to measure time taken between lines of code in python?

... Windows. It's better to use time.time() where behaviour doesn't vary with OS. stackoverflow.com/questions/85451/… – Tim Jan 22 '13 at 6:53 ...
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How to delete an SMS from the inbox in Android programmatically?

... onReceive() method, before performing anything with your message, simply call abortBroadcast(); EDIT: As of KitKat, this doesn't work anymore apparently. EDIT2: More info on how to do it on KitKat here: Delete SMS from android on 4.4.4 (Affected rows = 0(Zero), after deleted) ...
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Deleting all files in a directory with Python

I want to delete all files with the extension .bak in a directory. How can I do that in Python? 7 Answers ...
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How to create PDF files in Python [closed]

...ich takes some images from user and then creates a PDF file which contains all of these images. 14 Answers ...