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How to calculate dp from pixels in android programmatically [duplicate]
....applyDimension(TypedValue.COMPLEX_UNIT_DIP,
(float) 123.4, getResources().getDisplayMetrics());
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iPhone: Setting Navigation Bar Title
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123
if you are doing it all by code in the viewDidLoad method of the UIViewController you should o...
How do I put a variable inside a string?
...('hanning{0}{1}{2}.pdf'.format(*nums))
Would result in the string hanning123.pdf. This can be done with any array.
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Is there a way of making strings file-path safe in c#?
...emove the bad characters from these strings or do I need to write a custom function for this?
14 Answers
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Load multiple packages at once
...
Several permutations of your proposed functions do work -- but only if you specify the character.only argument to be TRUE. Quick example:
lapply(x, require, character.only = TRUE)
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CSS3 Transparency + Gradient
RGBA is extremely fun, and so is -webkit-gradient , -moz-gradient , and uh... progid:DXImageTransform.Microsoft.gradient ... yeah. :)
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Python: TypeError: cannot concatenate 'str' and 'int' objects [duplicate]
... you want to concatenate int or floats to a string you must use this:
i = 123
a = "foobar"
s = a + str(i)
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Full Screen DialogFragment in Android
...() {
return R.style.FullScreenDialog;
}
Alternative solution
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
setStyle(DialogFragment.STYLE_NO_FRAME, R.style.FullScreenDialog)
}
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How to correct TypeError: Unicode-objects must be encoded before hashing?
...PY3):
import hashlib, os
password_salt = os.urandom(32).hex()
password = '12345'
hash = hashlib.sha512()
hash.update(('%s%s' % (password_salt, password)).encode('utf-8'))
password_hash = hash.hexdigest()
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How to get cumulative sum
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A CTE version, just for fun:
;
WITH abcd
AS ( SELECT id
,SomeNumt
,SomeNumt AS MySum
FROM @t
WHERE id = 1
UNION ALL
SELECT t.id
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