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Logcat not displaying my log calls
... a bit quircky, and sometimes only shows the last line in the logcat view. If this happens, try to clear the log. After that, you should get all the log entries again (works for me anyway).
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How to get the first line of a file in a bash script?
...takes the first lines from a file, and the -n parameter can be used to specify how many lines should be extracted:
line=$(head -n 1 filename)
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How to store decimal values in SQL Server?
...column datatype is decimal(4,2)? When I insert the value, it is getting modified to "4.50"
– Arun
Feb 10 '15 at 7:23
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Echo newline in Bash prints literal \n
...onsistent behavior than echo. The behavior of echo varies greatly between different versions.
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How do I get the collection of Model State Errors in ASP.NET MVC?
...odelState.Values.Any(x => x.Errors.Count >= 1) %>
and for a specific property...
<% ViewData.ModelState["Property"].Errors %> // Note this returns a collection
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Auto-loading lib files in Rails 4
....
in lib/foo.rb:
class Foo
end
in lib/foo/bar.rb:
class Foo::Bar
end
if you really wanna do some monkey patches in file like lib/extensions.rb, you may manually require it:
in config/initializers/require.rb:
require "#{Rails.root}/lib/extensions"
P.S.
Rails 3 Autoload Modules/Classes ...
Enums and Constants. Which to use when?
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What if you end up using .ToString() on the enum a lot, any value in using a class with const strings that looks and acts like an enum but circumvents a call to ToString()? Example
– Sinjai
J...
How to stop C# console applications from closing automatically? [duplicate]
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Ctrl+F5 rebuilds the application (if necessary) and runs it without debugging (i.e. the debugger is not attached) in a new console window where, after your application has exited, a pause command or similar is run in the same window. The pause serves to give ...
What are the best use cases for Akka framework [closed]
... several parties, reliable backend systems. I'm not at liberty to give specifics on clients yet, when I do get the OK maybe it can be added as a reference.
Akka has really pulled through on those projects, even though we started when it was on version 0.7. (we are using scala by the way)
One of t...
Cross Domain Form POSTing
...rigin policy is applicable only for browser side programming languages. So if you try to post to a different server than the origin server using JavaScript, then the same origin policy comes into play but if you post directly from the form i.e. the action points to a different server like:
<for...