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Are list-comprehensions and functional functions faster than “for loops”?
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If you check the info on python.org, you can see this summary:
Version Time (seconds)
Basic loop 3.47
Eliminate dots 2.45
Local variable & no dots 1.79
Using map function 0.54
But you really should read the above article in details to ...
Which @NotNull Java annotation should I use?
... Java 8. JSR-305 annotations are not even mentioned.
There is a bit of info on the state of JSR-305 in an appendix of the latest JSR-308 draft. This includes the observation that JSR-305 annotations seem to be abandoned. The JSR-305 page also shows it as "inactive".
In the mean time, the prag...
How to un-submodule a Git submodule?
...ath}\//\" | GIT_INDEX_FILE=\${GIT_INDEX_FILE}.new git update-index --index-info && mv \${GIT_INDEX_FILE}.new \${GIT_INDEX_FILE}"
git filter-branch --index-filter "${filter}" HEAD
popd
# Merge in rewritten submodule history
git remote add "${sub}" "${tmpdir}"
git fetch "${sub}"
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Do you put unit tests in same project or another project?
...now of any pros. Having an extra project (or 10) isn't a con.
Edit: More Info On Build and Shipping
I would further recommend that any automated build process place production and unit tests into different locations. Ideally, the unit test build process only runs if the production code builds, a...
fastest MD5 Implementation in JavaScript
...ipt will post the hash of your password string to the server.
For further info and support on other hash calculating algorithms you can visit:
http://code.google.com/p/crypto-js/
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Are Stored Procedures more efficient, in general, than inline statements on modern RDBMS's? [duplica
... large amounts of data off to the client only to have it send a trickle of info back (or none at all!). Analogous to doing a JOIN in the DBMS vs. in your code (everyone's favorite WTF!)
Still an advantage?
A) Modern 1Gb (and 10Gb and up!) Ethernet really make this negligible.
B) Depends on how sat...
Can you add new statements to Python's syntax?
...ng a large article into StackOverflow isn't something I intend doing. Feel free to do that in a useful edit, rather than playing police.
– Eli Bendersky
Dec 13 '13 at 14:12
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What does T&& (double ampersand) mean in C++11?
...=(const Sample& s)
{
if(this != &s) {
delete [] ptr; // free current pointer
size = s.size;
if (size != 0) {
ptr = new int[s.size];
memcpy(ptr, s.ptr, s.size);
} else
ptr = nullptr;
}
cout << "Copy Assignment called on l...
Why should casting be avoided? [closed]
...t. The problem comes when a cast is performed which (accidentally) removes information or type-safety (this differs by language).
– user166390
Nov 12 '10 at 17:54
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Splitting string into multiple rows in Oracle
...he correct item if there is a null element in the list. See here for more info: stackoverflow.com/questions/31464275/…
– Gary_W
Aug 13 '15 at 14:54
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