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How do you unit test private methods?
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@Mike, you could, but then you can only run unit tests on debug code, not release code. Since Release code is optimized, you might see different behavior and different timings. In multithreaded code this means your unit tests won't appropriately...
What's wrong with using $_REQUEST[]?
...cookie set on your site with the same name as one of your form parameters, then the forms that rely on that parameter will mysteriously stop working properly due to cookie values overriding the expected parameters. This is very easy to do if you have multiple apps on the same site, and can be very h...
Tables instead of DIVs [duplicate]
... is true for table; use it when you have tabular data, but not otherwise.
Then you have a more semantic page and you don't need quite as many classes defined in your CSS; you can target the tags directly instead. Possibly most importantly, you have a page that will score much better with Google (a...
How to make an immutable object in Python?
...n could be slightly tricky. You can't just override __setattr__ , because then you can't even set attributes in the __init__ . Subclassing a tuple is a trick that works:
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Remove duplicates from a List in C#
...ssible to use it. I have to create once a huge list without duplicates and then use it for ListView in the virtual mode. It was super-fast to make a HashSet<> first and then convert it into a List<> (so ListView can access items by index). List<>.Contains() is too slow.
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socket.shutdown vs socket.close
...ecrements the handle count by one and if the handle count has reached zero then the socket and associated connection goes through the normal close procedure (effectively sending a FIN / EOF to the peer) and the socket is deallocated.
The thing to pay attention to here is that if the handle count do...
List the queries running on SQL Server
...op 1
@sql_handle = sql_handle
, @stmt_start = case stmt_start when 0 then 0 else stmt_start / 2 end
, @stmt_end = case stmt_end when -1 then -1 else stmt_end / 2 end
from sys.sysprocesses
where spid = @spid
order by ecid
SELECT
SUBSTRING( text,
COALESCE(NULLIF(@stmt_st...
Where does npm install packages?
...all globally
npm install -g pm2 - pm2 will be installed globally. It will then typically be found in /usr/local/lib/node_modules (Use npm root -g to check where.)
npm install pm2 - pm2 will be installed locally. It will then typically be found in the local directory in /node_modules
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Backup/Restore a dockerized PostgreSQL database
...sh instead of starting the postgres server directly, restore the data, and then start the server manually.
The second solution is to use a data container. I didn't get the point of it before, now I do.
This data container allows to restore the data before starting the postgres container. Thus, when...
Change computer name for a TFS Workspace
...a "path already mapped" error. You have to delete the new local workspace, then launch the command
– onof
Jun 27 '13 at 13:06
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