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Identifying and removing null characters in UNIX
...nulls
If you are wondering if input redirection in the middle of the command arguments works, it does. Most shells will recognize and deal with I/O redirection (<, >, …) anywhere in the command line, actually.
shar...
Disable back button in android
How to disable back button in android while logging out the application?
17 Answers
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Print number of keys in Redis
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You can issue the INFO command, which returns information and statistics about the server. See here for an example output.
As mentioned in the comments by mVChr, you can use info keyspace directly on the redis-cli.
redis> INFO
# Server
redis_version...
How can I change or remove HTML5 form validation default error messages?
For example I have a textfield . The field is mandatory, only numbers are required and length of value must be 10. When I try to submit form with value which length is 5, the default error message appears: Please match the requested format
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Function to clear the console in R and RStudio
I am wondering if there is a function to clear the console in R and, in particular, RStudio I am looking for a function that I can type into the console, and not a keyboard shortcut.
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Is it possible to run selenium (Firefox) web driver without a GUI?
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This works and supports screenshots. I use this. It also works with google chrome.
– Isaac
May 2 '12 at 14:30
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How do I remove all .pyc files from a project?
I've renamed some files in a fairly large project and want to remove the .pyc files they've left behind. I tried the bash script:
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Downloading a picture via urllib and python
So I'm trying to make a Python script that downloads webcomics and puts them in a folder on my desktop. I've found a few similar programs on here that do something similar, but nothing quite like what I need. The one that I found most similar is right here ( http://bytes.com/topic/python/answers/8...
Frontend tool to manage H2 database [closed]
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I like SQuirreL SQL Client, and NetBeans is very useful; but more often, I just fire up the built-in org.h2.tools.Server and browse port 8082:
$ java -cp /opt/h2/bin/h2.jar org.h2.tools.Server -help
Starts the H2 Console (web-) server, TCP, and PG ser...
How to set up Android emulator proxy settings
I want to to use the browser inside the Android emulator, and I want to use the proxy settings on my machine. How can I set this up?
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