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How do I use Wget to download all images into a single folder, from a URL?
...jpg,jpeg,png,gif -e robots=off example.tumblr.com/page/{1..2}
-H: span hosts (wget doesn't download files from different domains or subdomains by default)
-p: page requisites (includes resources like images on each page)
-e robots=off: execute command robotos=off as if it was part of .wgetrc file...
Rendering HTML inside textarea
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This is not possible to do with a textarea. What you are looking for is an content editable div, which is very easily done:
<div contenteditable="true"></div>
jsFiddle
div.editable {
width: 300px;
height: 200...
Apache Tomcat Not Showing in Eclipse Server Runtime Environments
I have tomcat 5.5 installed, running and verifiable at http://localhost:8080/ . The Tomcat menu option appears in the Eclipse menu bar and I can start and stop Tomcat from there. In Eclipse, it does not show as a Server Runtime Environment in Window - Preferences - Server - Runtime Environments, no...
How can I get the MAC and the IP address of a connected client in PHP?
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@paulDixon hello this is a old post, and I'm wondering is there is a new way to get the Mac Address?
– jcho360
Jun 21 '12 at 12:58
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DistutilsOptionError: must supply either home or prefix/exec-prefix — not both
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Are you using OS X and Homebrew? The Homebrew python page https://github.com/Homebrew/brew/blob/master/docs/Homebrew-and-Python.md calls out a known issue with pip and a work around.
Worked for me.
You can make this "empty prefix" th...
Meaning of tilde in Linux bash (not home directory)
...sh feature called "tilde expansion". It's a function of the shell, not the OS. You'll get different behavior with csh, for example.
To answer your question about where the information comes from: your home directory comes from the variable $HOME (no matter what you store there), while other user's h...
WARNING: UNPROTECTED PRIVATE KEY FILE! when trying to SSH into Amazon EC2 Instance
... get into my personal instance last night,
And this is the way it is supposed to be.
From the EC2 documentation we have "If you're using OpenSSH (or any reasonably paranoid SSH client) then you'll probably need to set the permissions of this file so that it's only readable by you." The Panda d...
Class does not implement its superclass's required members
...This allows you to only have to use dummy values for the parameters, as opposed to all non-optional properties, while avoiding throwing a fatal error.
The third option of course is to implement the method while calling super, and initialize all of your non-optional properties. You should take thi...
ViewController respondsToSelector: message sent to deallocated instance (CRASH)
...n deallocated instance errors. Profile your application (Cmd ⌘+I) and choose Zombies template. After your application is running, try to crash it. You should get something like that:
Click on the arrow next to address in the popover to show object that was called after it was deallocated.
Y...
Assigning default values to shell variables with a single command in bash
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Very close to what you posted, actually:
FOO=${VARIABLE:-default} # If variable not set or null, use default.
Or, which will assign default to VARIABLE as well:
FOO=${VARIABLE:=default} # If variable not set or null, set it to...