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Using the scrollwheel in GNU screen

... is a glob match of your current TERM. To confirm it works, ^A^D to detach from your screen, then screen -d -r to reattach, then ls a few times, and try to scroll back. It works for me. What is this magic? Well, let's consult the manual pages. screen(1) says: termcapinfo term terminal-tweaks [...
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What is the “volatile” keyword used for?

...latestness" - inherently fake since a lock just force cores to arbitrarily select one speaker at a time w/o fairness - but rather try to design away the need for such an unnatural concept. – AnorZaken May 5 at 15:57 ...
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苹果全球开发者大会:无硬件 iOS 9等三大系统更新 - 资讯 - 清泛网 - 专注C...

苹果全球开发者大会:无硬件 iOS 9等三大系统更新新浪手机讯 6月9日凌晨消息,2015年苹果全球开发者大会(WWDC 2015)在美国旧金山正式开幕,本届主题为the epicenter of change(变革的 新浪手机讯 6月9日凌晨消息,2015年苹果全球开发...
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How to check iOS version?

...eck if UIPopoverController is available on the current device using NSClassFromString: if (NSClassFromString(@"UIPopoverController")) { // Do something } For weakly linked classes, it is safe to message the class, directly. Notably, this works for frameworks that aren't explicitly linked as "...
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How To Set Up GUI On Amazon EC2 Ubuntu server

... 18) When prompted to Login to xrdp, ensure that the sesman-Xvnc module is selected, and enter the username ubuntu with the new password that you created in step 8. When you start a session, the port number is -1. 19) When the system connects, several status messages are displayed on the Connection...
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What does the brk() system call do?

...sh immediately. I'm not sure where the number 512GB in this diagram comes from. It implies a 64-bit virtual address space, which is inconsistent with the very simple memory map you have there. A real 64-bit address space looks more like this: Legend: t: text, d: data, b: BSS T...
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What's the difference between compiled and interpreted language?

...and its implementation, there are a variety of forms of "something else". From more popular to less popular, "something else" might be Binary instructions for a virtual machine, often called bytecode, as is done in Lua, Python, Ruby, Smalltalk, and many other systems (the approach was popularized...
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How to install Android SDK Build Tools on the command line?

I want to setup the Android dev environment from command line, and encounter the following issue: 19 Answers ...
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Failed to install Python Cryptography package with PIP and setup.py

...on through either pip install cryptography or by downloading the package from their site and running python setup.py , I get the following error: ...
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How can I shuffle the lines of a text file on the Unix command line or in a shell script?

...e that the output order is determined by hash values, the randomness comes from choosing a random hash function - see manual.] share | improve this answer | follow ...