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Can an Android NFC phone act as an NFC tag?
... simple as creating a regular NFC android app.
More details here:
http://www.mail-archive.com/android-developers@googlegroups.com/msg152222.html
A real question would be: why are you trying to emulate a simple old nfc tag? Is there some application I'm not thinking of? Usually, you'd want to em...
Converting PKCS#12 certificate into PEM using OpenSSL
...p12" -out "newfile.pem" -passin pass:[password] -nodes
More info: http://www.openssl.org/docs/apps/pkcs12.html
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Hidden features of Eclipse [closed]
...s), which is great for detecting bugs early.
See more useful templates at www.tarantsov.com/eclipse/templates/. I won't list them all here because there are many, and because I often add new ones.
Completion
A few code completion tricks:
camel case support mentioned in another answer: type cTM,...
How to drop multiple columns in postgresql
...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
Android Studio: Add jar as library?
...a local jar file as a library to a module:
Create a 'libs' folder in the top level of the module directory (the same directory that contains the 'src' directory)
In the build.gradle file add the following so that your dependencies closure has:
dependencies {
// ... other dependencies
co...
INNER JOIN ON vs WHERE clause
...ers have pointed out that INNER JOIN helps human readability, and that's a top priority, I agree.
Let me try to explain why the join syntax is more readable.
A basic SELECT query is this:
SELECT stuff
FROM tables
WHERE conditions
The SELECT clause tells us what we're getting back; the FROM claus...
Relationship between SciPy and NumPy
...py is preferring the library function over the ufunc, I don't know off the top of my head.
EDIT: In fact, I can answer the log10 question. Looking in the scipy __init__ method I see this:
# Import numpy symbols to scipy name space
import numpy as _num
from numpy import oldnumeric
from numpy impo...
How do I get time of a Python program's execution?
... into my own site-packages directory, and just insert import timing at the top of my module:
import atexit
from time import clock
def secondsToStr(t):
return "%d:%02d:%02d.%03d" % \
reduce(lambda ll,b : divmod(ll[0],b) + ll[1:],
[(t*1000,),1000,60,60])
line = "="*40
def lo...
Check if UIColor is dark or bright?
...
W3C has the following:
http://www.w3.org/WAI/ER/WD-AERT/#color-contrast
If you're only doing black or white text, use the color brightness calculation above. If it is below 125, use white text. If it is 125 or above, use black text.
edit 1: bias towards...
What is the purpose of “!” and “?” at the end of method names?
...ments, exit! etc.) by convention end with exclamation marks.
From: http://www.ruby-lang.org/en/documentation/ruby-from-other-languages/, Section Funny method names
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