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Why is Magento so slow? [closed]
...ply the DB writes stalling due to some badly written SQL, but I do realise now that there is much more going on behind the scenes that initially expected. As a note: caching was disabled due to products being added by the shop owner. When cache was on he complained of products not appearing forcing ...
Is there a way to change the spacing between legend items in ggplot2?
...
Now that opts is deprecated in ggplot2 package, function theme should be used instead:
library(grid) # for unit()
... + theme(legend.key.height=unit(3,"line"))
... + theme(legend.key.width=unit(3,"line"))
...
Why doesn't Mockito mock static methods?
...o think mocking tools should give you what you need without assuming they know what's better for you. For example, if I was using a third party library that utilized a static method call that I needed to mock, it would be nice to be able to do so. The idea that a mock framework won't provide you s...
Why doesn't Dictionary have AddRange?
...nderlying implementation would bypass the code for duplicate checking.
So now, you have a flag that allows the AddRange to support both cases, but has an undocumented side effect (which is something that the Framework designers worked really hard to avoid).
Summary
As there is no clear, consisten...
Where are Docker images stored on the host machine?
...ific storage for contents of the images.
/var/lib/docker/graph/<id> now only contains metadata about the image, in the json and layersize files.
In the case of aufs:
/var/lib/docker/aufs/diff/<id> has the file contents of the images.
/var/lib/docker/repositories-aufs is a JSON file ...
Why is rbindlist “better” than rbind?
...
rbindlist is an optimized version of do.call(rbind, list(...)), which is known for being slow when using rbind.data.frame
Where does it really excel
Some questions that show where rbindlist shines are
Fast vectorized merge of list of data.frames by row
Trouble converting long list of data.fra...
Placeholder Mixin SCSS/CSS
...event you from using it at the root level. sassmeister.com/gist/9469073. Now if you're using LibSass, that's a different story.
– cimmanon
Mar 10 '14 at 16:58
...
What are the key differences between Apache Thrift, Google Protocol Buffers, MessagePack, ASN.1 and
...t about other libraries and how it's usable in common? Also, it seems Avro now has IDL with C-like syntax in addition to JSON one.
– andreypopp
Jan 8 '11 at 12:30
2
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What are the barriers to understanding pointers and what can be done to overcome them? [closed]
...implified. There's more overhead and a lot more details you would
need to know if you need to deal with memory on a low-level basis. However, for the
intents of explaining memory and pointers, it is accurate enough.
Let's assume the THouse class used below looks like this:
type
THouse = clas...
Difference between pre-increment and post-increment in a loop?
...
a++ is known as postfix.
add 1 to a, returns the old value.
++a is known as prefix.
add 1 to a, returns the new value.
C#:
string[] items = {"a","b","c","d"};
int i = 0;
foreach (string item in items)
{
Console.WriteLine(++...