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Best way to simulate “group by” from bash?
... which you can then pipe to "sort -nr" to have sorted in descending order, from highest to lowest count. ie sort ip_addresses | uniq -c | sort -nr
– Brad Parks
Mar 11 '14 at 11:45
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When to use reinterpret_cast?
...le confused with the applicability of reinterpret_cast vs static_cast . From what I have read the general rules are to use static cast when the types can be interpreted at compile time hence the word static . This is the cast the C++ compiler uses internally for implicit casts also.
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Visibility of global variables in imported modules
...1.py:
import shared_stuff
def f():
print shared_stuff.a
Don't use a from import unless the variable is intended to be a constant. from shared_stuff import a would create a new a variable initialized to whatever shared_stuff.a referred to at the time of the import, and this new a variable woul...
Retrieving Property name from lambda expression
...ing.Format(
"Expression '{0}' refers to a property that is not from type {1}.",
propertyLambda.ToString(),
type));
return propInfo;
}
The source parameter is used so the compiler can do type inference on the method call. You can do the following
var proper...
How to exclude a directory in find . command
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From manpage: Because -delete implies -depth, you cannot usefully use -prune and -delete together. So, how do I go about deleting with find if I want to exclude specific directories from the deletion?
– ...
Apache is downloading php files instead of displaying them
...es/mod_php55.so
When you're configuring apache then try to view the page from another browser - I've had days when chrome stubbornly caches the result and it keeps downloading the source code while in another browser it's just fine.
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Is there a quick way to delete a file from a Jar / war without having to extract the jar and recreat
So I need to remove a file from a jar / war file.
I was hoping there was something like "jar -d myjar.jar file_I_donot_need.txt"
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How to export a Vagrant virtual machine to transfer it
...his, I'll call it dirty way and clean way:
1. The dirty way
Create a box from your current virtual environment, using vagrant package command:
http://docs.vagrantup.com/v2/cli/package.html
Then copy the box to the other pc, add it using vagrant box add and run it using vagrant up as usual.
Keep...
Checking if object is empty, works with ng-show but not from controller?
... need to set properties on the object before I have actually received info from $http. if its null then I couldn't do items.available = true could I ? I was under the impression that i had to create an object
– Martin
Jul 24 '13 at 16:27
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How to use Python's pip to download and keep the zipped files for a package?
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pip install --download is deprecated. Starting from version 8.0.0 you should use pip download command:
pip download <package-name>
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