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Colorized Ruby output to the terminal [closed]
...tional:
def no_colors
self.gsub /\e\[\d+m/, ""
end
removes formatting characters
Note
puts "\e[31m" # set format (red foreground)
puts "\e[0m" # clear format
puts "green-#{"red".red}-green".green # will be green-red-normal, because of \e[0
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Installing R with Homebrew
... you don't have XCode Command Line Tools (CLT), run from terminal:
xcode-select --install
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Conversion failed when converting date and/or time from character string while inserting datetime
...s the recommend date/time data types for SQL Server 2008 or newer anyway.
SELECT
CAST('02-21-2012 6:10:00 PM' AS DATETIME2), -- works just fine
CAST('01-01-2012 12:00:00 AM' AS DATETIME2) -- works just fine
Don't ask me why this whole topic is so tricky and somewhat confusing - that...
How to print binary tree diagram?
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I was trying to replicate the "selected answer" technique. But I think this one of the best answers here. So Robust and concise.
– Vikrant Goel
Apr 27 '15 at 7:29
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Google Maps API 3 - Custom marker color for default (dot) marker
...he Path menu.
To move the path to the (0,0), go to the Path Edit mode (F2) select all
the control nodes and drag them. Moving the object with F1, won't change the path node coords.
To ensure the reference point is at (0,0), you can select it alone and edit the coords by hand on the top toolbar.
Afte...
ERROR 1130 (HY000): Host '' is not allowed to connect to this MySQL server [duplicate]
...d with localhost access (which is recommended).
You can check this with:
SELECT host FROM mysql.user WHERE User = 'root';
If you only see results with localhost and 127.0.0.1, you cannot connect from an external source. If you see other IP addresses, but not the one you're connecting from - that...
How to check if a user likes my Facebook Page or URL using Facebook's API
... var user_id = response.authResponse.userID;
var fql_query = "SELECT uid FROM page_fan WHERE page_id = "+page_id+"and uid="+user_id;
FB.Data.query(fql_query).wait(function(rows) {
if (rows.length == 1 && rows[0].uid == user_id) {
console...
Difference between VARCHAR and TEXT in MySQL [duplicate]
When we create a table in MySQL with a VARCHAR column, we have to set the length for it. But for TEXT type we don't have to provide the length.
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How to decode Unicode escape sequences like “\u00ed” to proper UTF-8 encoded characters?
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This function cannot deal with supplementary characters as they cannot be represented in UCS-2.
– Artefacto
Nov 18 '11 at 10:45
3
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Compare two DataFrames and output their differences side-by-side
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Is it possible to select only different rows? In this case how do I select second and third row without selecting first row (111)?
– shantanuo
May 4 '18 at 8:13
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