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Flatten an irregular list of lists
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Using generator functions can make your example a little easier to read and probably boost the performance.
Python 2
def flatten(l):
for el in l:
if isinstance(el, collections.Iterable) and not isinstance(el, basestring):
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Gridview height gets cut
...leAttr: Int = 0
) : GridView(context, attrs, defStyleAttr) {
override fun onMeasure(widthMeasureSpec: Int, heightMeasureSpec: Int) {
val expandSpec = MeasureSpec.makeMeasureSpec(MEASURED_SIZE_MASK,
MeasureSpec.AT_MOST)
super.onMeasure(widthMeasureSpec, expandSpec)
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The Definitive C++ Book Guide and List
...icial errata list. A partial 3rd party errata list is available at (http://www.computersciencelab.com/Eckel.htm), but it’s apparently not maintained.
Scientific and Engineering C++: An Introduction to Advanced Techniques and Examples (John Barton and Lee Nackman)
It is a comprehensive and very de...
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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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 print a groupby object
...dited Aug 24 '18 at 13:39
Seanny123
5,70277 gold badges4949 silver badges100100 bronze badges
answered Apr 30 '16 at 6:59
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How to find all occurrences of an element in a list?
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123
While not a solution for lists directly, numpy really shines for this sort of thing:
import n...
read file from assets
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one line solution for kotlin:
fun readFileText(fileName: String): String {
return assets.open(fileName).bufferedReader().use { it.readText() }
}
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Android mock location on device?
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Fun enough, though.
– etienne
Jun 14 '12 at 17:41
23
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Get selected element's outer HTML
...et the HTML of a selected object with jQuery. I am aware of the .html() function; the issue is that I need the HTML including the selected object (a table row in this case, where .html() only returns the cells inside the row).
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