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Copying files using rsync from remote server to local machine
Once I've ssh'd into my remote server, what would the command be to copy all files from a directory to a local directory on my machine?
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How to create materialized views in SQL Server?
...ntioned in a related question, the MSDN blog article, blogs.msdn.microsoft.com/ssma/2011/06/20/…, highlights some of the key differences between materialized views and indexed views. The most problematic IMHO is not being able to specify refresh triggers: indexed views are updated whenever the bas...
Evaluate if list is empty JSTL
...to evaluate if this array list is empty or not but none of these have even compiled:
2 Answers
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Python: json.loads returns items prefixing with 'u'
... and I am decoding a dummy string (for now) like the code below. My output comes out with character 'u' prefixing each item:
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What is the session's “secret” option?
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Yes, you should change it. A session secret in connect is simply used to compute the hash. Without the string, access to the session would essentially be "denied". Take a look at the connect docs, that should help a little bit.
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How to change the style of alert box?
...nctionality</title>
<link rel="stylesheet" href="//code.jquery.com/ui/1.12.1/themes/base/jquery-ui.css">
<link rel="stylesheet" href="/resources/demos/style.css">
<script src="https://code.jquery.com/jquery-1.12.4.js"></script>
<script src="https://code.j...
Routes with Dash `-` Instead of Underscore `_` in Ruby on Rails
...dles'
Another option is to modify Rails, via an initializer.
I don't recommend this though, since it may break in future versions (edit: doesn't work in Rails 5).
Using :path as shown above is better.
# Using private APIs is not recommended and may break in future Rails versions.
# https://git...
Ruby, Difference between exec, system and %x() or Backticks
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system
The system method calls a system program. You have to provide the command as a string argument to this method. For example:
>> system("date")
Wed Sep 4 22:03:44 CEST 2013
=> true
The invoked program will use the current STDIN, STDOUT and STDERR objects of your Ruby program. In ...
Loading local JSON file
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I recommend to use myjson.com to upload your local file and access it from chrome browser.
– Chemical Programmer
Jan 2 '17 at 12:17
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Maven Snapshot Repository vs Release Repository
....3.0” or “1.3” and a timestamp. For example, a snapshot artifact for commons-lang 1.3.0 might have the name commons-lang-1.3.0-20090314.182342-1.jar.
Taken from refcard
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