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Remove blank lines with grep
...rt of line
[[:space:]] match whitespace- spaces, tabs, carriage returns, etc.
* previous match (whitespace) may exist from 0 to infinite times
$ match end of line
Running the code-
$ echo "
> hello
>
> ok" |
> grep -v "^[[:space:]]*$"
hello
ok
To und...
What is a daemon thread in Java?
...dn't daemon threads be used for I/O? Is it a concern about BufferedWriters etc not being flushed?
– Paul Cager
Jul 26 '13 at 10:04
4
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Share cookie between subdomain and domain
...st"
It might not be accessible to your subdomain, like sub.localhost. In order to solve this issue you need to use Virtual Host. For exemple you can configure your virtual host with ServerName localhost.com then you will be able to store your cookie on your domain and subdomain like this:
documen...
What is bootstrapping?
...of initial peers or a hard-coded tracker URL that supplies the peer list
etc.
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Rspec doesn't see my model Class. uninitialized constant error
...nfig.eager_load = false, set it to true.
You should check in the written order since you don't want to solve the issue with the typo laying there.
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How to call a JavaScript function from PHP?
...me
window[returnedData]();
},
'text'
);
* Or JSON or XML etc.
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Python Progress Bar
... your needs by customizing: bar progress symbol '#', bar size, text prefix etc.
import sys
def progressbar(it, prefix="", size=60, file=sys.stdout):
count = len(it)
def show(j):
x = int(size*j/count)
file.write("%s[%s%s] %i/%i\r" % (prefix, "#"*x, "."*(size-x), j, count))
...
Get url parameters from a string in .NET
...llo.html?valuelesskey
hello.html?key=value=hi
hello.html?hi=value?&b=c
etc
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ASP.NET MVC on IIS 7.5
...dules on every request (even on every request of .jpg .gif .css .html .pdf etc) and it is obviously waste of resource. Instead
<system.webServer>
<modules>
<remove name="UrlRoutingModule-4.0"/>
<add name="UrlRoutingModule-4.0" type="System.Web.Routing.UrlRoutingModule, Sys...
Performing user authentication in Java EE / JSF using j_security_check
...
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