大约有 47,000 项符合查询结果（耗时：0.0700秒） [XML]
What is “lifting” in Scala?
...ad articles in the Scala ecosystem I read the term "lifting" / "lifted". Unfortunately, it is not explained what that exactly means. I did some research, and it seems that lifting has something to do with functional values or something like that, but I was not able to find a text that explains what ...
Read text file into string array (and write)
....Close()
var lines []string
scanner := bufio.NewScanner(file)
for scanner.Scan() {
lines = append(lines, scanner.Text())
}
return lines, scanner.Err()
}
// writeLines writes the lines to the given file.
func writeLines(lines []string, path string) error {
file, err ...
Deprecated: mysql_connect()
...
You can remove the warning by adding a '@' before the mysql_connect.
@mysql_connect('localhost','root','');
but as the warning is telling you, use mysqli or PDO since the mysql extension will be removed in the future.
...
What techniques can be used to speed up C++ compilation times?
...en headers and reduces the amount of recompilation that needs to be done.
Forward Declarations
Wherever possible, use forward declarations. If the compiler only needs to know that SomeIdentifier is a struct or a pointer or whatever, don't include the entire definition, forcing the compiler to do m...
How to read/process command line arguments?
...
For really simple stuff, this is the way to go, although you probably only want to use sys.argv[1:] (avoids the script name).
– Xiong Chiamiov
Sep 12 '10 at 7:31
...
Difference between Mock / Stub / Spy in Spock test framework
...o oversimplify and maybe even slightly falsify in the upcoming paragraphs. For more detailed info see Martin Fowler's website.
A mock is a dummy class replacing a real one, returning something like null or 0 for each method call. You use a mock if you need a dummy instance of a complex class which ...
How to convert JSON data into a Python object
...he dictionary, the order of items will directly correspond.". Good to know for such small, local code blocks. I'd add a comment though to explicitly alert maintainers of code of such a dependency.
– cfi
Jun 1 '16 at 7:33
...
What's the difference between console.dir and console.log?
...ole.dir([1,2,3])
* Array[3]
0: 1
1: 2
2: 3
length: 3
* __proto__: Array[0]
concat: function concat() { [native code] }
constructor: function Array() { [native code] }
entries: function entries() { [native code] }
...
DOM objects also exhibit diff...
Java: Calling a super method which calls an overridden method
...
@laycat: There is no need for a diagram. Just remember that Java has no "memory" for super. Every time it calls a method, it will look at the instance type, and start searching for the method with this type, no matter how often you called super. So wh...
Prevent direct access to a php include file
I have a php file which I will be using as exclusively as an include. Therefore I would like to throw an error instead of executing it when it's accessed directly by typing in the URL instead of being included.
...