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What is a “surrogate pair” in Java?
...y is used to store values above this range (0x10000 to 0x10FFFF). This is done using pairs of code units known as surrogates.
The surrogate code units are in two ranges known as "high surrogates" and "low surrogates", depending on whether they are allowed at the start or end of the two-code-unit se...
Which would be better for concurrent tasks on node.js? Fibers? Web-workers? or Threads?
...lve the problem: Fibers, Webworkers and Threads (thread-a-gogo). Now which one to use is a confusion and one of them definitely needs to be used - afterall what's the purpose of having a server which is just good at IO and nothing else? Suggestions needed!
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Purge or recreate a Ruby on Rails database
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Someone should make clear that rake db:reset and rake db:drop db:create db:migrate do two whole different things. The latter wipes out the whole app database, recreates it and then goes through every migration to update the schem...
How can I make grep print the lines below and above each matching line? [duplicate]
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grep's -A 1 option will give you one line after; -B 1 will give you one line before; and -C 1 combines both to give you one line both before and after, -1 does the same.
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What does immutable mean?
... that substring would change the original string instead of creating a new one.
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How to squash all git commits into one?
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@Pred Don’t use squash for all commits. The very first one needs to be pick.
– Geert
Jan 5 '15 at 14:38
18
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CSS technique for a horizontal line with words in the middle
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After trying different solutions, I have come with one valid for different text widths, any possible background and without adding extra markup.
h1 {
overflow: hidden;
text-align: center;
}
h1:before,
h1:after {
background-color: #000;
content: "";
d...
How to create multiple levels of indentation in Javadoc?
...c comments.
Update: Because it came up, I tried
<ul>
<li>one</li>
<ul>
<li>one point one</li>
</ul>
</ul>
and get
one
one point one
I agree proper nesting is better.
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How do you squash commits into one patch with git format-patch?
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Just to add one more solution to the pot:
If you use this instead:
git format-patch master --stdout > my_new_patch.diff
Then it will still be 8 patches... but they'll all be in a single patchfile and will apply as one with:
git am...
How do I erase an element from std::vector by index?
...ond element (vec[1])
vec.erase(vec.begin() + 1);
Or, to delete more than one element at once:
// Deletes the second through third elements (vec[1], vec[2])
vec.erase(vec.begin() + 1, vec.begin() + 3);
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