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How to resize images proportionally / keeping the aspect ratio?
... var height = $(this).height(); // Current image height
// Check if the current width is larger than the max
if(width > maxWidth){
ratio = maxWidth / width; // get ratio for scaling image
$(this).css("width", maxWidth); // Set new width
$(th...
Putting license in each code file? [closed]
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I disagree with Zifre. Any repeated license at the top is irritating for me.
– strager
May 10 '09 at 19:55
49
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How can I make pandas dataframe column headers all lowercase?
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If you want to do the rename using a chained method call, you can use
data.rename(
columns=unicode.lower
)
(Python 2)
or
data.rename(
columns=str.lower
)
(Python 3)
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Pass a PHP string to a JavaScript variable (and escape newlines) [duplicate]
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If you use UTF-8 that's the best solution by far.
– Kornel
Oct 13 '08 at 23:02
4
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Capture characters from standard input without waiting for enter to be pressed
... manpage). See Curses at Wikipedia.
I would recommend you to use curses if you aim for cross platform compatibility. That said, I'm sure there are functions that you can use to switch off line buffering (I believe that's called "raw mode", as opposed to "cooked mode" - look into man stty). Curses...
WITH (NOLOCK) vs SET TRANSACTION ISOLATION LEVEL READ UNCOMMITTED
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They are the same thing. If you use the set transaction isolation level statement, it will apply to all the tables in the connection, so if you only want a nolock on one or two tables use that; otherwise use the other.
Both will give you dirty read...
How to check for Is not Null And Is not Empty string in SQL server?
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If you only want to match "" as an empty string
WHERE DATALENGTH(COLUMN) > 0
If you want to count any string consisting entirely of spaces as empty
WHERE COLUMN <> ''
Both of these will not return NULL values...
Two single-column indexes vs one two-column index in MySQL?
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If you have two single column indexes, only one of them will be used in your example.
If you have an index with two columns, the query might be faster (you should measure). A two column index can also be used as a single col...
What are good uses for Python3's “Function Annotations”
... tool that organizes methods in a large class based on tags can be written if there is an official syntax.
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Strip whitespace from jsp output
...utput? Is there a switch I can flip on my web.xml? Is there a Tomcat specific setting?
9 Answers
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