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Passing a method as a parameter in Ruby
I am trying to mess around a little bit with Ruby. Therefor I try to implement the algorithms (given in Python) from the book "Programming Collective Intelligence" Ruby.
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How to make ruler always be shown in Sublime text 2?
I use Sublime Text 2 and want a Ruler to be shown in every file with specific line-height. But I have to show it manually in every file.
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Retrieving Property name from lambda expression
Is there a better way to get the Property name when passed in via a lambda expression?
Here is what i currently have.
21 An...
In JavaScript, why is “0” equal to false, but when tested by 'if' it is not false by itself?
The following shows that "0" is false in Javascript:
12 Answers
12
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What causes a TCP/IP reset (RST) flag to be sent?
I'm trying to figure out why my app's TCP/IP connection keeps hiccuping every 10 minutes (exactly, within 1-2 seconds). I ran Wireshark and discovered that after 10 minutes of inactivity the other end is sending a packet with the reset (RST) flag set. A google search tells me "the RESET flag signif...
How to get C# Enum description from value? [duplicate]
I have an enum with Description attributes like this:
5 Answers
5
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Cannot set property 'innerHTML' of null
Why do I get an error or Uncaught TypeError: Cannot set property 'innerHTML' of null?
I thought I understood innerHTML and had it working before.
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Check status of one port on remote host [closed]
I need a command line that can check the port status on a remote host. I tried ping xxx.xxx.xxx.xxx:161 but it doesn't recognize the "host". I thought it was a "good" answer until I did the same command against a host I know has that port open. This is for a batch file on Windows that will chec...
Is there a WebSocket client implemented for Python? [closed]
I found this project: http://code.google.com/p/standalonewebsocketserver/ for a WebSocket server, but I need to implement a WebSocket client in python, more exactly I need to receive some commands from XMPP in my WebSocket server.
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How can I check if a command exists in a shell script? [duplicate]
I am writing my first shell script. In my script I would like to check if a certain command exists, and if not, install the executable. How would I check if this command exists?
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