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Safely limiting Ansible playbooks to a single machine?
I'm using Ansible for some simple user management tasks with a small group of computers. Currently, I have my playbooks set to hosts: all and my hosts file is just a single group with all machines listed:
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How to move/rename a file using an Ansible task on a remote system
How is it possible to move/rename a file/directory using an Ansible module on a remote system? I don't want to use the command/shell tasks and I don't want to copy the file from the local system to the remote system.
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Get top 1 row of each group
I have a table which I want to get the latest entry for each group. Here's the table:
20 Answers
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How to get object size in memory? [duplicate]
...need to know how much bytes my object consumes in memory (in C#). for example how much my Hashtable , or SortedList , or List<String> .
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Why does InetAddress.isReachable return false, when I can ping the IP address?
Why does isReachable return false ? I can ping the IP.
10 Answers
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How do you view ALL text from an ntext or nvarchar(max) in SSMS?
How do you view ALL text from an NTEXT or NVARCHAR(max) in SQL Server Management Studio? By default, it only seems to return the first few hundred characters (255?) but sometimes I just want a quick way of viewing the whole field, without having to write a program to do it. Even SSMS 2012 still has...
Test whether a glob has any matches in bash
If I want to check for the existence of a single file, I can test for it using test -e filename or [ -e filename ] .
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How to set default values in Rails?
I'm trying to find the best way to set default values for objects in Rails.
17 Answers
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How to add Git's branch name to the commit message?
I need some help with a Bash script that will automatically add the git's branch name as a hash in commit messages.
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