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Unix - create path of folders and file
...
You need to make all of the parent directories first.
FILE=./base/data/sounds/effects/camera_click.ogg
mkdir -p "$(dirname "$FILE")" && touch "$FILE"
If you want to get creative, you can make a function:
mktouch() {
if [ $# -lt 1 ]; then
echo "Missing argument...
UITableView Setting some cells as “unselectable”
...RowAtIndexPath:(NSIndexPath *)path
{
// Determine if row is selectable based on the NSIndexPath.
if (rowIsSelectable) {
return path;
}
return nil;
}
This prevents the row from being selected and tableView:didSelectRowAtIndexPath: from being called. Note, however, that this...
nano error: Error opening terminal: xterm-256color
...rying to use top inside a minikube local kubernetes system running as a VM based on buildroot inside Virtualbox on Max OS X. (which is ssh from MacOS into a Buildroot based VM and tgen run top)
– Henning
Aug 10 '17 at 14:50
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Extract a substring according to a pattern
..._ as a separator and made two separate variables for the prefix and suffix based on @Grothendieck answer: prefix <- sub("_.*", "", variable) and suffix <- sub(".*_", "", variable)
– swihart
Nov 13 '15 at 19:45
...
Sorting a tab delimited file
...transition so tab should work just fine.
However, the columns are indexed base 1 and base 0 so you probably want
sort -k4nr file.txt
to sort file.txt by column 4 numerically in reverse order. (Though the data in the question has even 5 fields so the last field would be index 5.)
...
Rails: How does the respond_to block work?
...is (using JS-like pseudocode):
// get an instance to a responder from the base class
var format = get_responder()
// register html to render in the default way
// (by way of the views and conventions)
format.register('html')
// register json as well. the argument to .json is the second
// argumen...
Rotating x axis labels in R for barplot
...is should be the accepted answer. Works perfectly using a parameter of the base barplot function used in the question.
– jwhaley58
Nov 8 '16 at 15:06
1
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How to get users to read error messages?
...e able to give you a more coherent explanation instead of 'Error 1304, database object lost!', instead they may be able to say 'I clicked on this so and so, then somebody pulled the network cable of the machine accidentally', this will clue you in on having to deal with it and may modify the error t...
Shortcut for creating single item list in C#
...
A different answer to my earlier one, based on exposure to the Google Java Collections:
public static class Lists
{
public static List<T> Of<T>(T item)
{
return new List<T> { item };
}
}
Then:
List<string> x = Lists...
How do I get the current absolute URL in Ruby on Rails?
... method, but if you're curious, the implementation is:
def original_url
base_url + original_fullpath
end
For Rails 3:
You can write "#{request.protocol}#{request.host_with_port}#{request.fullpath}", since request.url is now deprecated.
For Rails 2:
You can write request.url instead of r...