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How to calculate time in hours between two dates in iOS
...are using Xcode just select help/documentation from the menu.
See: how-to-convert-an-nstimeinterval-seconds-into-minutes
--edit: See ÐąrέÐέvil's answer below for correctly handling daylight savings/leap seconds
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Cannot open database “test” requested by the login. The login failed. Login failed for user 'xyz\ASP
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Either: "xyz\ASPNET" is not a login (in sys.server_principals)
Or: "xyz\ASPNET" is set up but not mapped to a user in the database test (sys.database_principals)
I'd go for the 2nd option: the error message implies the default database is either not there or no r...
Error “gnu/stubs-32.h: No such file or directory” while compiling Nachos source code
...glibc-devel-32bit - do zypper in glibc-devel-32bit.
On Gentoo it's called sys-libs/glibc - do emerge -1a sys-libs/gcc
[source] (Note : One may use equery to confirm this is correct; do equery belongs belongs /usr/include/gnu/stubs-32.h)
On ArchLinux, the package name is lib32-glibc - do pacman -S...
Freely convert between List and IEnumerable
How can I convert a List<MyObject> to an IEnumerable<MyObject> and then back again?
6 Answers
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Assign output to variable in Bash
...254.169.254/latest/dynamic/instance-identity/document' | python -c "import sys, json; print json.load(sys.stdin)['region']")
echo $INSTANCE_REGION
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How to split() a delimited string to a List
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string.Split() returns an array - you can convert it to a list using ToList():
listStrLineElements = line.Split(',').ToList();
Note that you need to import System.Linq to access the .ToList() function.
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How to trigger a build only if changes happen on particular set of files
...name}/"
FILTER_PATH="path/to/folder/to/monitor"
python_func="import json, sys
obj = json.loads(sys.stdin.read())
ch_list = obj['changeSet']['items']
_list = [ j['affectedPaths'] for j in ch_list ]
for outer in _list:
for inner in outer:
print inner
"
_affected_files=`curl --silent ${JOB_URL}...
How can I find the number of arguments of a Python function?
...de.co_argcount
or, if the current function name is undetermined:
import sys
sys._getframe().func_code.co_argcount
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How to add spacing between UITableViewCell
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Hi, I was wondering if this was possible without converting all of your rows to sections. I have borders on every tableViewCell, so increasing the height will not help. I have a lot of customizations with my cell, and I do not want to convert it to sections. Thanks!
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Distinct() with lambda?
...your C# lambda expression into the native context of X. That is, LinqToSql converts your C# into SQL and executes that command natively wherever possible. This means any method that resides in C# can't be "passed through" a linqProvider if there's no way to express it in SQL (or whatever linq provi...