大约有 31,000 项符合查询结果（耗时：0.0849秒） [XML]
Why is enum class preferred over plain enum?
... @Cat Plus Plus I understand that @Oleksiy says it is bad. My question was not if Oleksiy thought it was bad. My question was a request to detail what is bad about it. Specifically, why does Oleksiy, for example, consider bad about Color color = Color::red.
– ...
Facebook database design?
... has 100 friends, that means the table would contain 100'000'000'000 rows. MySQL partitioning?
– veidelis
Jun 4 '14 at 7:30
...
Initializing a static std::map in C++
...
My problem with Boost (here, and elsewhere) is that you can often get on without it (in this case with C++11 or before C++11 with a function). Boost adds a significant compile time overhead, had tons of files to park into yo...
How to copy commits from one branch to another?
I've got two branches from my master:
8 Answers
8
...
Is arr.__len__() the preferred way to get the length of an array in Python?
...
my_list = [1,2,3,4,5]
len(my_list)
# 5
The same works for tuples:
my_tuple = (1,2,3,4,5)
len(my_tuple)
# 5
And strings, which are really just arrays of characters:
my_string = 'hello world'
len(my_string)
# 11
It was ...
java: ArrayList - how can i check if an index exists?
... is greater than or equal to the size(), it doesn't exist.
if(index >= myList.size()){
//index not exists
}else{
// index exists
}
share
|
improve this answer
|
follo...
Should I use s and s inside my s?
...
In my opinion, a <nav> without <ul><li> seems it will have more dynamic children menus. What if you have multiple menu lists which are a different type and positioning in the <nav>? I would group those me...
Android Studio: how to attach Android SDK sources?
...t working for me. I've downloaded the sources for compileSdkVersion 28 and my build.gradle also has targetSdkVersion 28, and when I run my app in the debugger I can see all sorts of things like art::ArtMethod::Invoke and StartBackgroundThread (this is for a JNI helper thread in my app) but clicking ...
How to make my custom type to work with “range-based for loops”?
...e days I have been trying the different features that C++11 brings. One of my favorites is the "range-based for loops".
8 A...
How do I load my script into the node.js REPL?
...uire('vorpal')();
var repl = require('vorpal-repl');
vorpal
.delimiter('myapp>')
.use(repl)
.show()
.parse(process.argv);
Then you can run the app and it will drop into a REPL.
$ node myapp.js repl
myapp> repl:
...