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Compelling examples of custom C++ allocators?
What are some really good reasons to ditch std::allocator in favor of a custom solution? Have you run across any situations where it was absolutely necessary for correctness, performance, scalability, etc? Any really clever examples?
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How to tell git to ignore individual lines, i.e. gitignore for specific lines of code [duplicate]
...o be filtered:
*.rb filter=gitignore, i.e. run filter named gitignore on all *.rb files
Define the gitignore filter in your gitconfig:
$ git config --global filter.gitignore.clean "sed '/#gitignore$/d'", i.e. delete these lines
$ git config --global filter.gitignore.smudge cat, i.e. do nothing ...
Storing R.drawable IDs in XML array
...encoding="utf-8"?>
<resources>
<integer-array name="random_imgs">
<item>@drawable/car_01</item>
<item>@drawable/balloon_random_02</item>
<item>@drawable/dog_03</item>
</integer-array>
</resources>
Then...
PostgreSQL create table if not exists
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CREATE TABLE myschema.mytable (i integer);
END IF;
END
$func$;
Call:
SELECT create_mytable(); -- call as many times as you want.
Notes:
The columns schemaname and tablename in pg_tables are case-sensitive. If you double-quote identifiers in the CREATE TABLE statement, you need ...
How to avoid Dependency Injection constructor madness?
..., more coarse-grained interface that hides the interaction between some or all of the fine-grained dependencies you currently require.
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In Vim, is there a way to paste text in the search line?
I want to search for $maximumTotalAllowedAfterFinish and replace it with $minimumTotalAllowedAfterFinish . Instead of typing the long text:
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How to determine the longest increasing subsequence using dynamic programming?
...ence) which is ending at element with index i. To compute DP[i] we look at all indices j < i and check both if DP[j] + 1 > DP[i] and array[j] < array[i] (we want it to be increasing). If this is true we can update the current optimum for DP[i]. To find the global optimum for the array you c...
Bootstrap 3 offset on right not left
...nswered Dec 12 '13 at 6:43
Ross AllenRoss Allen
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What is the difference between concurrency and parallelism?
What is the difference between concurrency and parallelism?
37 Answers
37
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Difference between Pig and Hive? Why have both? [closed]
... answered Jul 28 '10 at 19:08
G__G__
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