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How to make the hardware beep sound in Mac OS X 10.6

...ble hardware. Before most computers had sound cards, most machines had a small speaker or piezo buzzer connected to one of the channels of a timer chip. This could be used to generate simple tones or beeps. Even after many computers integrated sound cards, it remained common for quite some time for ...
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UnicodeEncodeError: 'ascii' codec can't encode character u'\xa0' in position 20: ordinal not in rang

...read the Python Unicode HOWTO. This error is the very first example. Basically, stop using str to convert from unicode to encoded text / bytes. Instead, properly use .encode() to encode the string: p.agent_info = u' '.join((agent_contact, agent_telno)).encode('utf-8').strip() or work entirely i...
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Installing Google Protocol Buffers on mac

I would like to install the older version of Google Protocol Buffers (protobuf-2.4.1) on mac using Terminal command line. I tried with brew install protobuf , but the latest version 2.5.0 has been installed. Is it possible to install the older version from terminal. ...
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Why does make think the target is up to date?

... not-file-related targets, you should make them phony as follows: .PHONY: all test clean Note that you can declare all of your phony targets there. share | improve this answer | ...
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How do I list the symbols in a .so file

... Note that readelf -Ws will show you all symbols, and nm -g shows only the externally visible symbols. This may be confusing if you are examining multiple symbol files and start interchanging your commands. – Andrew B May 2...
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Sending POST data in Android

...uestProperty("Content-Type", "application/json"); Log.e(TAG, "11 - url : " + requestURL); /* * JSON */ JSONObject root = new JSONObject(); // String token = Static.getPrefsToken(context); root.put("...
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How to check if command line tools is installed

I have a macbook pro with OS X 10.8.2. XCode is installed. I know this as it appears in the Applications directory. There are also the xcodebuild and xcode-select files in /usr/bin I need to know if the command line tools is installed. Is there a command for it? What can I do to see if XCode CLT is ...
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How to replace (or strip) an extension from a filename in Python?

...-voting this answer pretty clearly means this post is helpful, no need for all-caps shaming – JeffThompson Mar 23 '19 at 21:13 add a comment  |  ...
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rmagick gem install “Can't find Magick-config”

I get the error shown below when attempting to install the rmagick gem. I am on Snowleopard 10.6 using RVM, Ruby 1.9.2-head and Rails 3.05. Responses to similar questions recommended installing ImageMagick, which I successfully did. Other suggested installing the "libmagick9-dev library", however, I...
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Do on-demand Mac OS X cloud services exist, comparable to Amazon's EC2 on-demand instances? [closed]

...t? (iCloud looks to be just a data storage service, rather than a service allowing remote login, etc.) 5 Answers ...