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Calling shell functions with xargs
...
nvm it is setopt in zsh
– Nick
Oct 11 '14 at 15:08
Ge...
The bare minimum needed to write a MSMQ sample application
...c sealed class MyMessage
{
public TimeSpan LifeInterval { get; set; }
public DateTime BornPoint { get; set; }
public string Text { get; set; }
}
}
Enjoy :)
share
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What is the most efficient way to create a dictionary of two pandas Dataframe columns?
...und a faster way to solve the problem, at least on realistically large datasets using:
df.set_index(KEY).to_dict()[VALUE]
Proof on 50,000 rows:
df = pd.DataFrame(np.random.randint(32, 120, 100000).reshape(50000,2),columns=list('AB'))
df['A'] = df['A'].apply(chr)
%timeit dict(zip(df.A,df.B))
%time...
Vim: Creating parent directories on save
...s: for example, if you are editing a file named /mnt/windows/Documents and Settings/User/_vimrc you will end up having four new directories: /mnt/windows/Documents, ./and, ./Settings and ./Settings/User. And, by the way, you don’t need :execute here.
– ZyX
Se...
What's the difference between a catalog and a schema in a relational database?
...signed its own port number. The usual 5432 is only the default, and can be set by you. Each cluster is listening on its own assigned port for incoming database connections.
Example Scenario
For example, a company could have two different software development teams. One writes software to manage th...
what is difference between success and .done() method of $.ajax
...lise the AJAX request with the old syntax. So these do similar things:
// set success action before making the request
$.ajax({
url: '...',
success: function(){
alert('AJAX successful');
}
});
// set success action just after starting the request
var jqxhr = $.ajax( "..." )
.done(funct...
What is the _snowman param in Ruby on Rails 3 forms for?
... by IE as a unicode character, we are forcing IE to look at the accept-charset attribute, which then tells it to encode all of the characters as UTF-8, even ones that can be encoded in Latin-1.
Keep in mind that in Ruby 1.8, it is extremely trivial to get Latin-1 data into your UTF-8 database (sinc...
git: Show index diff in commit message as comment
... the commit.
# On branch master
# Changes to be committed:
# (use "git reset HEAD <file>..." to unstage)
#
# modified: README
#
diff --git a/README b/README
index af5626b..c62237e 100644
--- a/README
+++ b/README
@@ -1 +1 @@
-Hello, world!
+Goodbye, world!
(note the lack of # preceding...
Understanding spring @Configuration class
...ile is active. In your application.properties (or .yml) file, then you may set spring.profiles.active=someName,default... To set it dynamically based on environment variables, use the ${SOME_ENV_VAR} syntax as the value for spring.active.profiles and set the environment variable. Spring now recommen...
Print variables in hexadecimal or decimal format
...
and to set the default output radix setting, see stackoverflow.com/questions/6618670/…
– Chan Kim
Sep 10 '18 at 1:19
...