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float:left; vs display:inline; vs display:inline-block; vs display:table-cell;
...t height on the parent and the vertically aligned item, position absolute, top 50%, and negative margin.
The reason I don't use display: table-cell is the way it overflows when you have more items than the site's width can handle. table-cell will force the user to scroll horizontally, while floats ...
Is returning by rvalue reference more efficient?
..., not std::move! Not to mention, that this answer directly contradicts the top-voted one above.
– xdavidliu
Nov 3 '19 at 17:49
...
Sorting dropdown alphabetically in AngularJS
...utting track by after order filter wasn't intuitive and this answer is the top search result from google.
– MushinNoShin
Aug 27 '15 at 14:01
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...
What are forward declarations in C++?
...-declaration and just type the declaration of the function yourself at the top of the file. If you're only using a few functions, this can really make your compiles quicker compared to always #including the header. For really large projects, the difference could be an hour or more of compile time b...
What are bitwise operators?
...ly multiply by a power of two, but watch out for shifting a 1-bit into the top bit - this makes the number negative unless it's unsigned. It's also useful when dealing with different sizes of data. For example, reading an integer from four bytes:
int val = (A << 24) | (B << 16) | (C &...
What does axis in pandas mean?
... we do the same process for dataframe2.
Basically, stacking dataframe2 on top of dataframe1 or vice a versa.
E.g making a pile of books on a table or floor
axis=1 means along "columns". It's a column-wise operation.
Suppose, to perform concat() operation on dataframe1 & dataframe2,
we will...
How to change the color of an svg element?
...lor; }
body {
background: #ddd;
text-align: center;
padding-top: 2em;
}
.parent {
width: 320px;
height: 50px;
display: block;
transition: all 0.3s;
cursor: pointer;
padding: 12px;
box-sizing: border-box;
}
/*** desired colors for children ***/
.parent{
...
For each row return the column name of the largest value
..., V1:V3) %>%
group_by(id) %>%
filter(cnt == max(cnt)) %>% # top_n(cnt, n = 1) also works
arrange(id)
# A tibble: 4 x 3
# Groups: id [3]
id dept cnt
<chr> <chr> <dbl>
1 1 V3 9.
2 2 V1 8.
3 3 V2 5.
4 3 V3 5.
# If...
Best way to combine two or more byte arrays in C#
...te: The above block requires you adding the following namespace at the the top for it to work.
using System.Linq;
To Jon Skeet's point regarding iteration of the subsequent data structures (byte array vs. IEnumerable<byte>), I re-ran the last timing test (1 million elements, 4000 iterations...
Why java classes do not inherit annotations from implemented interfaces?
...cess will be repeated until an annotation
for this type is found, or the top of the class hierarchy (Object) is
reached. If no superclass has an annotation for this type, then the
query will indicate that the class in question has no such annotation.
Note that this meta-annotation type has n...