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How to print VARCHAR(MAX) using Print Statement?
... break, substr from line break to next 8k chars, search, print, new substr etc?
– Kelsey
Oct 21 '11 at 14:24
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Rails: Check output of path helper from console
...cts".* FROM "spree_products" WHERE "spree_products"."deleted_at" IS NULL ORDER BY "spree_products"."id" ASC LIMIT 1
=> "<a data-method=\"get\" href=\"/products/this-is-the-title\">test</a>"
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How can I measure the similarity between two images? [closed]
...scaling (once the histogram is normalised), and rotation/shifting/movement etc.
Avoid pixel-by-pixel comparisons as if the image is rotated/shifted slightly it may lead to a large difference being reported.
Histograms would be straightforward to generate yourself (assuming you can get access to pi...
List all base classes in a hierarchy of given class?
...s NewClass.mro(): a list of the class and all its ancestor classes, in the order used for method resolution.
>>> class A(object):
>>> pass
>>>
>>> class B(A):
>>> pass
>>>
>>> import inspect
>>> inspect.getmro(B)
(<c...
What's the difference between “bundle display name” and “bundle name” in cocoa application's info pl
...as the title of notifications (in Notification Center, on the lock screen, etc.).
– Justin Russell
Jun 28 '13 at 18:17
117
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How to generate a random string in Ruby
...es; I didn't want people confusing 8 with B, 1 with I, 0 with O, L with 1, etc.
# Generates a random string from a set of easily readable characters
def generate_activation_code(size = 6)
charset = %w{ 2 3 4 6 7 9 A C D E F G H J K M N P Q R T V W X Y Z}
(0...size).map{ charset.to_a[rand(charse...
insert a NOT NULL column to an existing table
...existing rows (i.e. 0.0 for float, 0 for integer, empty string for string, etc).
– Michael Tsang
Sep 18 '19 at 15:17
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Is there a way to iterate over a dictionary?
I know NSDictionaries as something where you need a key in order to get a value . But how can I iterate over all keys and values in a NSDictionary , so that I know what keys there are, and what values there are? I know there is something called a for-in-loop in JavaScript . Is there som...
Android Debug Bridge (adb) device - no permissions [duplicate]
...s returned)
Fixing it
OK. So what's the fix?
Add a rule
Create a file /etc/udev/rules.d/99-adb.rules containing the following line:
ATTRS{idVendor}=="18d1", ATTRS{idProduct}=="4e42", ENV{ID_GPHOTO2}="1",
ENV{GPHOTO2_DRIVER}="proprietary", ENV{ID_MEDIA_PLAYER}="1",
MODE="0664", GROUP="plugde...
Code for a simple JavaScript countdown timer?
... it because my timer appears in a paragraph. How can I put the 30, 29, 28, etc. in the middle of a paragraph?
– Mike
Jul 28 '09 at 5:58
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