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I need to generate uuid for my rails application. What are the options(gems) I have? [duplicate]
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require File.dirname(__FILE__) + '/../lib/usesguid'
Create migration script for UUID function as mentioned below to -
class CreateUuidFunction < ActiveRecord::Migration
def self.up
execute "create or replace function uuid() returns uuid as 'uuid-ossp', 'uuid_generate_v1' volatile str...
Vim: Delete buffer without losing the split window
...oking for something like this which is so simple, not requiring and entire script to run it. In my VIMRC, I now have this mapped for CTRL+C: nnoremap <C-c> :bp\|bd #<CR>
– Cloud
Jul 12 '13 at 17:40
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Is there replacement for cat on Windows
I need to join two binary files with a *.bat script on Windows.
11 Answers
11
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How do you install Boost on MacOS?
... on the prefix you choose in Step 3, you might need to sudo Step 5, if the script tries copy files to a protected location.
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How can I show line numbers in Eclipse?
...Original answer (March 2009)
To really have it by default, you can write a script which ensure, before launching eclipse, that:
[workspace]\.metadata\.plugins\org.eclipse.core.runtime\.settings\org.eclipse.ui.editors.prefs does contain:
lineNumberRuler=true
(with [workspace] being the root director...
Disable Enable Trigger SQL server for a table
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Below is the Dynamic Script to enable or disable the Triggers.
select 'alter table '+ (select Schema_name(schema_id) from sys.objects o
where o.object_id = parent_id) + '.'+object_name(parent_id) + ' ENABLE TRIGGER '+
Name as EnableScript,*
fro...
.trim() in JavaScript not working in IE
I tried to apply .trim() to a string in one of my JavaScript programs. It's working fine under Mozilla, but an error displays when I try it in IE8. Does anyone know what is going on here? Is there anyway I can make it work in IE?
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Sorting a tab delimited file
...using tabs and spaces.
Solving your problem is very straightforward in a scripting language like Perl, Python or Ruby. Here's some example code:
#!/usr/bin/perl -w
use strict;
my $sort_field = 2;
my $split_regex = qr{\s+};
my @data;
push @data, "7 8\t 9";
push @data, "4 5\t 6";
push @data, "1 ...
Values of disabled inputs will not be submitted
...y to modify dynamically the value of the disabled
attribute is through a script.
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Print Current Mercurial Revision Hash?
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Using --debug in scripts isn't recommended, that output is less carefully controlled w/r/t backward compatibility. Use the template. If you want to do it w/ log then use . dot as the revision.
– Ry4an Brase
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