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How to format an inline code in Confluence?
...auto-format". If you want to format large swathes of text in this manner, then use the Insert -> Wiki Markup dialog and type/paste it out all in there.
– jaysee00
Apr 17 '13 at 6:31
...
how to exclude null values in array_agg like in string_agg using postgres?
...s
from (
SELECT g.id,
array_agg(CASE WHEN g.canonical = 'Y' THEN g.users ELSE NULL END) canonical_users,
array_agg(CASE WHEN g.canonical = 'N' THEN g.users ELSE NULL END) non_canonical_users
FROM groups g
GROUP BY g.id
) s
Or, simpler and may be cheaper, using arr...
How do you check what version of SQL Server for a database using TSQL?
.... My point is that I can execute the above via ADO.NET's ExecuteScalar and then parse the result string as a System.Version object. Also, conveting it into numeric gives different meanings to version numbers when it comes to trailing zeros and version segment digit count, while a string can be parse...
SHA1 vs md5 vs SHA256: which to use for a PHP login?
...k is similar to BcryptSha but it also encrypts the bcrypt hashes with an authenticated encryption library.
TL;DR - Use bcrypt.
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Usage of forceLayout(), requestLayout() and invalidate()
...r requestLayout or setLayoutParams (which calls requestLayout internally), then you can call invalidate() as much as you want, and the View will not go through the measure-layout process, therefore will not change its size. If you don't tell your View that its size has changed (with a requestLayout ...
Possible reason for NGINX 499 error codes
... a "504 - Bad Gateway". But it took so long, that I kept trying stuff, and then refresh in the browser. So I never waited long enough to see the 504 error. When refreshing in the browser, that is when the previous request is closed, and Nginx writes that in the log as 499.
Elaboration
Here I will...
How do I merge my local uncommitted changes into another Git branch?
...same issue but with TFS, the equivalent solution is to shelve your changes then use TFS Power Tools to unshelve to the correct branch using the /migrate switch.
– xr280xr
Nov 12 '12 at 20:28
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How can I install pip on Windows?
...nload get-pip.py, being careful to save it as a .py file rather than .txt. Then, run it from the command prompt:
python get-pip.py
You possibly need an administrator command prompt to do this. Follow Start a Command Prompt as an Administrator (Microsoft TechNet).
This installs the pip package, w...
Check number of arguments passed to a Bash script
... [ ... ] or test requires spaces between its arguments.
if [ "$#" -ne 1 ]; then
echo "Illegal number of parameters"
fi
Or
if test "$#" -ne 1; then
echo "Illegal number of parameters"
fi
Suggestions
When in Bash, prefer using [[ ]] instead as it doesn't do word splitting and pathname expans...
What does ||= (or-equals) mean in Ruby?
...non-answer. The short answer seems to be: a ||= b means, if a is undefined then assign it the value of b, otherwise leave it alone. (Ok, there are nuances and special cases, but that's the basic case.)
– Steve Bennett
Feb 1 '13 at 1:43
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