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Create Directory if it doesn't exist with Ruby
...ed:
require 'fileutils'
FileUtils.mkdir_p 'foo/bar'
# => ["foo/bar"]
Edit2: you do not have to use FileUtils, you may do system call (update from @mu is too short comment):
> system 'mkdir', '-p', 'foo/bar' # worse version: system 'mkdir -p "foo/bar"'
=> true
But that seems (at least ...
What is routes.IgnoreRoute(“{resource}.axd/{*pathInfo}”)
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edited Jul 28 '16 at 13:58
answered Jan 26 '12 at 10:25
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How to pass object with NSNotificationCenter
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edited Oct 31 '14 at 13:53
answered Oct 25 '11 at 22:42
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WPF ToolBar: how to remove grip and overflow
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edited Jun 15 '14 at 14:35
ygoe
13.1k1919 gold badges8484 silver badges158158 bronze badges
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How to pass the values from one activity to previous activity
...within another requires three steps.
Launch the secondary Activity (your 'Edit Text' Activity) as a subactivity by using startActivityForResult from your main Activity.
Intent i = new Intent(this,TextEntryActivity.class);
startActivityForResult(i, STATIC_INTEGER_VALUE);
Within the subactivit...
How to access a preexisting collection with Mongoose?
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edited Mar 16 '18 at 1:21
Alexander Mills
1
answered Jul 17 '11 at 1:12
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switch / pattern matching idea
...something I'd welcome into the language along with discriminated unions.
[Edit: Removed part about performance as Marc indicated it could be short-circuited]
Another potential problem is a usability one - it's clear from the final call what happens if the match fails to meet any conditions, but wh...
Rails find_or_create_by more than one attribute?
...se find_or_initialize_by if you don't want to save the record right away)
Edit: The above method is deprecated in Rails 4. The new way to do it will be:
GroupMember.where(:member_id => 4, :group_id => 7).first_or_create
and
GroupMember.where(:member_id => 4, :group_id => 7).first_or...
Difference between socket and websocket?
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edited May 10 '13 at 15:17
NTUI
31944 silver badges1212 bronze badges
answered...
gulp globbing- how to watch everything below directory
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edited Nov 30 '16 at 10:24
FelipeAls
19.8k66 gold badges4646 silver badges6666 bronze badges
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