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Run task only if host does not belong to a group
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You can set a control variable in vars files located in group_vars/ or directly in hosts file like this:
[vagrant:vars]
test_var=true
[location-1]
192.168.33.10 hostname=apollo
[location-2]
192.168.33.20 hostname=zeus
[vagrant:children]
location-1
location-2
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How can I return to a parent activity correctly?
...use the system can determine the logical parent activity from the manifest file.
So for that you have to declare your parent Activity in tag Activity with attribute
android:parentActivityName
Like,
<!-- The main/home activity (it has no parent activity) -->
<activity
androi...
Shell script - remove first and last quote (") from a variable
...for me because there are only double quotes at beginning and end of "/path/file-name". There are no embedded double quotes. +1
– WinEunuuchs2Unix
Feb 19 '17 at 15:55
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How to do Base64 encoding in node.js?
...ll Buffer via npm like :- npm i buffer --save
you can use this in your js file like this :-
var buffer = require('buffer/').Buffer;
->> console.log(buffer.from("Hello Vishal Thakur").toString('base64'));
SGVsbG8gVmlzaGFsIFRoYWt1cg== // Result
->> console.log(buffer.from("SGVsbG8gVm...
How to randomize two ArrayLists in the same fashion?
I have two arraylist filelist and imgList which related to each other, e.g. "H1.txt" related to "e1.jpg". How to automatically randomized the list of imgList according to the randomization of fileList ? Like in excel, if we sort certain column, the other column will automatically follow?
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How does an underscore in front of a variable in a cocoa objective-c class work?
...e property) knows which ivar to use. Specifically, in your implementation file, your synthesize should look like this:
@synthesize missionName = _missionName;
More generically, this is:
@synthesize propertyName = _ivarName;
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Rebuild IntelliJ project indexes
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File -> Invalidate caches...
(Force rebuild of all caches and indices on next startup)
Restart IntelliJ IDEA.
Caution: This might Remove local history.
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How to install Hibernate Tools in Eclipse?
... possible to setup a new connection using an existing Hiberbate properties file or creating a JDBC connection.
Once setup your DB connection click on Ping to test everything is correct.
Lastly, click on the Open HQL Editor button (third button on the top Hibernate Configurations menu) to run a HQL...
Installing Java 7 on Ubuntu
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Download java jdk<version>-linux-x64.tar.gz file from https://www.oracle.com/technetwork/java/javase/downloads/index.html.
Extract this file where you want. like: /home/java(Folder name created by user in home directory).
Now open terminal.
Set path JAVA_HOME=path o...
Vim: How do you open another [No Name] buffer like the one on startup?
...to open an additional Vim buffer that is not immediately associated with a file, but which the user can save to a file of her/his choosing, just like the initial buffer called [No Name] . How can I do this?
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