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How to get a list of all files that changed between two Git commits?
...e the last commit), I like to look at those modifications in chronological order.
For that I use:
To list all non-staged files:
git ls-files --other --modified --exclude-standard
To get the last modified date for each file:
while read filename; do echo -n "$(stat -c%y -- $filename 2> /dev...
What are paramorphisms?
...wse other questions tagged haskell recursion functional-programming higher-order-functions or ask your own question.
Get average color of image via Javascript
...dd img.crossOrigin = ''; before setting the src attribute. Found on: coderwall.com/p/pa-2uw
– mhu
Jan 22 '14 at 22:27
...
PostgreSQL - fetch the row which has the Max value for a column
...lue(trans_id) OVER wnd
FROM lives
WINDOW wnd AS (
PARTITION BY usr_id ORDER BY time_stamp, trans_id
ROWS BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING
);
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iPad/iPhone hover problem causes the user to double click a link
...
Remove hover effects on mouseleave, touchmove and click.
Background
In order to simulate a mouse, browsers such as Webkit mobile fire the following events if a user touches and releases a finger on touch screen (like iPad) (source: Touch And Mouse on html5rocks.com):
touchstart
touchmove
touch...
Random record in ActiveRecord
...d = Model.first(:offset => offset)
To be honest, I've just been using ORDER BY RAND() or RANDOM() (depending on the database). It's not a performance issue if you don't have a performance issue.
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How to select rows from a DataFrame based on column values?
...indexing (df.iloc[...]) has its use cases, but this isn't one of them. In order to identify where to slice, we first need to perform the same boolean analysis we did above. This leaves us performing one extra step to accomplish the same task.
mask = df['A'] == 'foo'
pos = np.flatnonzero(mask)
df....
Image fingerprint to compare similarity of many images
...d approach for improved comparison quality
A luminosity histogram (especially one that is separated into RGB components) is a reasonable fingerprint for an image - and can be implemented quite efficiently. Subtracting one histogram from another will produce a new historgram which you can process t...
Tool for generating railroad diagram used on json.org [closed]
...string and value using string ::= ... and value ::= ... The references are all shown.
Check out some of the example diagrams on the page. They have XML and even EBNF itself.
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How to make an HTTP POST web request
...to add that the response variable for the POST request is a byte array. In order to get the string response you just do Encoding.ASCII.GetString(response); (using System.Text)
– Sindre
Jan 17 '14 at 19:52
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