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How to locate the vimrc file used by vim editor?
...ng ":echo $MYVIMRC" I got the real vimrc file.
– Four_0h_Three
Aug 9 '17 at 4:33
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Removing all empty elements from a hash / YAML?
...add a compact method to Hash like this
class Hash
def compact
delete_if { |k, v| v.nil? }
end
end
or for a version that supports recursion
class Hash
def compact(opts={})
inject({}) do |new_hash, (k,v)|
if !v.nil?
new_hash[k] = opts[:recurse] && v.class == Has...
How to disable word-wrap in Xcode 4 editor?
...n I come to this answer, and I see I’ve already upvoted it in the past. -_-
– Leo Natan
May 9 '17 at 17:48
add a comment
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How to check edittext's text is email address or not?
...A-Z]{2,4}$";
Pattern pattern = Pattern.compile(expression, Pattern.CASE_INSENSITIVE);
Matcher matcher = pattern.matcher(email);
return matcher.matches();
}
Pass your edit text string in this function .
for right email verification you need server side authentication
Note there is...
Python SQL query string formatting
...PROCEDURE example()
BEGIN
SELECT 2+222+2222+222+222+2222+2222 AS this_is_a_really_long_string_test;
END //
DELIMITER;
#calling the procedure gives you the result of whatever query you want to put in this procedure. You can actually process multiple queries within a procedure. The call jus...
Array initializing in Scala
...ction, you can write
val list = List(1,2,3,4,5)
val arr = Array[Int](list:_*)
println(arr.mkString)
But usually the toArray method is more handy:
val list = List(1,2,3,4,5)
val arr = list.toArray
println(arr.mkString)
s...
Store print_r result into a variable as a string or text
If I use print_ r or var_dump it displays the result on the screen, but I want this data to be stored in a variable so that I can write it to a file.
...
How to format an inline code in Confluence?
...raehamF @GONeale I just included [class^=SpaceCustomSettingsBlockComponent_unsupportedMacros]{display: none;} in the custom CSS :p
– Samizdis
May 2 '19 at 13:42
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Insert current date in datetime format mySQL
...you're looking to store the current time just use MYSQL's functions.
mysql_query("INSERT INTO `table` (`dateposted`) VALUES (now())");
If you need to use PHP to do it, the format it Y-m-d H:i:s so try
$date = date('Y-m-d H:i:s');
mysql_query("INSERT INTO `table` (`dateposted`) VALUES ('$date')")...
rails 3.1.0 ActionView::Template::Error (application.css isn't precompiled)
...t want to try what this article says: devcenter.heroku.com/articles/rails31_heroku_cedar (I haven't tried it myself yet)
– Chris Muench
Sep 4 '11 at 16:59
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