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Redis: Show database size/size for keys
My redis instance seems to being growing very large and I'd like to find out which of the multiple databases I have in there consumes how much memory. Redis' INFO command just shows me the total size and the number of keys per database which doesn't give me much insight... So any tools/ideas that ...
remove None value from a list without removing the 0 value
...mbda x: x is not None, L) -- You could get rid of the lambda using partial and operator.is_not I think, but it's probably not worth it since the list-comp is so much cleaner.
– mgilson
Apr 19 '13 at 3:36
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How do I get my Maven Integration tests to run
I have a maven2 multi-module project and in each of my child modules I have JUnit tests that are named Test.java and Integration.java for unit tests and integration tests respectively. When I execute:
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How to “warm-up” Entity Framework? When does it get “cold”?
... Entity Framework at anytime?
You can go for a mix of pregenerated views and static compiled queries.
Static CompiledQuerys are good because they're quick and easy to write and help increase performance. However with EF5 it isn't necessary to compile all your queries since EF will auto-compile qu...
How to set breakpoints in inline Javascript in Google Chrome?
...ls in Google Chrome, I see all kinds of features like Profiles, Timelines, and Audits, but basic functionality like being able to set breakpoints both in js files and within html and javascript code is missing! I tried to use the javascript console, which itself is buggy - for example, once it encou...
What to do Regular expression pattern doesn't match anywhere in string?
...uld be impossible with regex! But you are only matching what's in one tag, and that's perfectly regular.
Here's the problem, though. You can't do it with just one regex... you need to do one match to capture an <input> tag, then do further processing on that. Note that this will only work if ...
Why does integer overflow on x86 with GCC cause an infinite loop?
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When the standard says it's undefined behavior, it means it. Anything can happen. "Anything" includes "usually integers wrap around, but on occasion weird stuff happens".
Yes, on x86 CPUs, integers usually wrap the way you expect. This...
How to hide action bar before activity is created, and then show it again?
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Setting android:windowActionBar="false" truly disables the ActionBar but then, as you say, getActionBar(); returns null.
This is solved by:
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
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git pull fails “unable to resolve reference” “unable to update local ref”
...remote prune origin
man git-gc(1):
git-gc - Cleanup unnecessary files and optimize the local repository
git gc [--aggressive] [--auto] [--quiet] [--prune=<date> | --no-prune]
Runs a number of housekeeping tasks within the current repository, such as compressing file revisions
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Create a new database with MySQL Workbench
...rowser", which shows the list of databases. (Side note: The terms "schema" and "database" are synonymous in this program.)
Right-click on one of the existing databases and click "Create Schema...". This will launch a wizard that will help you create a database.
If you'd prefer to do it in SQL, en...