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Why is UICollectionViewCell's outlet nil?
...I don't use it, it gives me error Assertion failure in -[UICollectionView _dequeueReusableViewOfKind:withIdentifier:forIndexPath:viewCategory:]
– Shaheera
Jun 30 '16 at 11:04
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Opposite of %in%: exclude rows with values specified in a vector
... use
`%not in%` <- function (x, table) is.na(match(x, table, nomatch=NA_integer_))
Another way is:
function (x, table) match(x, table, nomatch = 0L) == 0L
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WebSockets protocol vs HTTP
...xml,application/xml;q=0.9,*/*;q=0.8
User-Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.17 (KHTML, like Gecko) Chrome/24.0.1312.68 Safari/537.17
Accept-Encoding: gzip,deflate,sdch
Accept-Language: en-US,en;q=0.8
Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.3
Cookie: [[[2428 byte of cookie da...
Convert HashBytes to VarChar
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I have found the solution else where:
SELECT SUBSTRING(master.dbo.fn_varbintohexstr(HashBytes('MD5', 'HelloWorld')), 3, 32)
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Scroll Automatically to the Bottom of the Page
...Safari and IE8+. Check out this link for more detail quirksmode.org/dom/w3c_cssom.html
– Tho
Jan 26 '16 at 8:49
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Sequence contains no elements?
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In hind sight, I'm really not sure >_< Silly problem really.
– Andy Hunt
Aug 24 '09 at 20:03
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Random strings in Python
...:
import random, string
def randomword(length):
letters = string.ascii_lowercase
return ''.join(random.choice(letters) for i in range(length))
Results:
>>> randomword(10)
'vxnxikmhdc'
>>> randomword(10)
'ytqhdohksy'
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Tools to generate database tables diagram with Postgresql? [closed]
...ok something like:
java -jar schemaspy-6.0.0-rc2.jar -t pgsql -db database_name -host myhost -u username -p password -o ./schemaspy -dp postgresql-9.3-1100.jdbc3.jar -s public -noads
Sometimes using options -port will not working if your database has diferrent port, so you have to add manual port...
Problem getting the AssemblyVersion into a web page using Razor /MVC3
I'm using the following code in a footer in my _Layout.cshtml file to put the AssemblyInfo version data into the footer of every page in my MVC3 site. However:
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How to force cp to overwrite without confirmation
...witch back to Gnome wooed me after Nvidia killed my Fedora install. I'm ¯\_(ツ)_/¯ about it.
– Ray Foss
Jan 21 '18 at 6:35
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