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count (non-blank) lines-of-code in bash
...
cat foo.c | sed '/^\s*$/d' | wc -l
And if you consider comments blank lines:
cat foo.pl | sed '/^\s*#/d;/^\s*$/d' | wc -l
Although, that's language dependent.
...
Turn off constraints temporarily (MS SQL)
...e FK and CHECK constraints only in SQL 2005+. See ALTER TABLE
ALTER TABLE foo NOCHECK CONSTRAINT ALL
or
ALTER TABLE foo NOCHECK CONSTRAINT CK_foo_column
Primary keys and unique constraints can not be disabled, but this should be OK if I've understood you correctly.
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HTML5 Local Storage fallback solutions [closed]
...ttp://jsfiddle.net/aamir/S4X35/
HTML:
<a href='#' onclick="store.set('foo','bar')">set key: foo, with value: bar</a><br/>
<a href='#' onclick="alert(store.get('foo'))">get key: foo</a><br/>
<a href='#' onclick="store.del('foo')">delete key: foo</a>...
What does the slash mean in help() output?
...hen his proposal won.
Heh. If that's true, my '/' proposal wins:
def foo(pos_only, /, pos_or_kw, *, kw_only): ...
I think the very relevant document covering this is PEP 570.
Where recap section looks nice.
Recap
The use case will determine which parameters to use in the function...
How to refer environment variable in POM.xml?
...lt value for my.variable can be defined here -->
<my.variable>foo</my.variable>
...
</properties>
...
<!-- Use my.variable -->
... ${my.variable} ...
Set the property value on the maven command line:
mvn clean package -Dmy.variable=$MY_VARIABLE
...
Zip lists in Python
...tion!
1. Build a dictionary [2] out of two lists
keys = ["drink","band","food"]
values = ["La Croix", "Daft Punk", "Sushi"]
my_favorite = dict( zip(keys, values) )
my_favorite["drink"]
# 'La Croix'
my_faves = dict()
for i in range(len(keys)):
my_faves[keys[i]] = values[i]
zip is an elega...
What does $$ (dollar dollar or double dollar) mean in PHP?
... resolves a variable by that string.
So, consider this example
$inner = "foo";
$outer = "inner";
The variable:
$$outer
would equal the string "foo"
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Private pages for a private Github repo
...ation and also here on SO. But I was wondering if there could be a http://foo.github.com for a private repository named foo which is accessible only one had access to the foo repository itself.
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What is the difference between parseInt(string) and Number(string) in JavaScript? [duplicate]
...dendum to @sjngm's answer:
They both also ignore whitespace:
var foo = " 3 "; console.log(parseInt(foo)); // 3
console.log(Number(foo)); // 3
It is not exactly correct. As sjngm wrote parseInt parses string to first number. It is true. But the problem is when you want to parse ...
How do I set up a basic Ruby project?
...e the conventions I have most often seen (assuming your project's name is "foo"):
/lib/foo.rb - Defines the top-level namespace of the project and its version; requires needed files.
/lib/foo/ - Contains all classes for your project, including error-related classes.
/test/ - Contains tests for you...