大约有 23,000 项符合查询结果（耗时：0.0365秒） [XML]
In Clojure 1.3, How to read and write a file
...the reader is closed at the end of the body. The reader function coerces a string (it can also do a URL, etc) into a BufferedReader. line-seq delivers a lazy seq. Demanding the next element of the lazy seq results into a line being read from the reader.
Note that from Clojure 1.7 onwards, you can a...
JSON and XML comparison [closed]
...mbiguate the data structure nicely) - however in JSON the type of an item (String/Number/Nested JSON Object) can be inferred syntactically, e.g:
myJSON = {"age" : 12,
"name" : "Danielle"}
The parser doesn't need to be intelligent enough to realise that 12 represents a number, (and Danie...
What's the difference between window.location= and window.location.replace()?
...ith it?
it has location instead of location.href
what about this
var mystring = location = "#/some/spa/route"
what is the value of mystring? does anyone really know without doing some test. No one knows what exactly will happen here. Hell I just wrote this and I don't even know what it does. l...
How do you count the lines of code in a Visual Studio solution?
...n's directory:
PS C:\Path> (gci -include *.cs,*.xaml -recurse | select-string .).Count
8396
PS C:\Path>
That will count the non-blank lines in all the solution's .cs and .xaml files. For a larger project, I just used a different extension list:
PS C:\Other> (gci -include *.cs,*.cpp,*.h...
How to wait for all goroutines to finish without using time.Sleep?
..."sync"
)
func main() {
var wg sync.WaitGroup
var urls = []string{
"http://www.golang.org/",
"http://www.google.com/",
"http://www.somestupidname.com/",
}
for _, url := range urls {
// Increment the WaitG...
pyplot axes labels for subplots
...r xlabel to the figure
Similar to matplotlib.suptitle
axis - string: "x" or "y"
label - string
label_prop - keyword dictionary for Text
labelpad - padding from the axis (default: 5)
ha - horizontal alignment (default: "center")
va - vertical a...
n-grams in python, four, five, six grams?
... build bigrams with python’s builtin zip().
Simply convert the original string into a list by split(), then pass the list once normally and once offset by one element.
string = "I really like python, it's pretty awesome."
def find_bigrams(s):
input_list = s.split(" ")
return zip(input_...
Creating SolidColorBrush from hex color value
...
To get your code to work use Convert.ToByte instead of Convert.ToInt...
string colour = "#ffaacc";
Color.FromRgb(
Convert.ToByte(colour.Substring(1,2),16),
Convert.ToByte(colour.Substring(3,2),16),
Convert.ToByte(colour.Substring(5,2),16));
...
How fast is D compared to C++?
...main() {
auto tm_before = Clock.currTime;
auto countElapsed(in string taskName) { // Factor out printing code
writeln(taskName, ": ", Clock.currTime - tm_before);
tm_before = Clock.currTime;
}
// 1. allocate and fill randomly many short vectors
vector_t...
What are the key differences between Scala and Groovy? [closed]
...s Scala uses both Lists and primitive arrays. Groovy has (I think) better string interpolation.
Scala is faster, it seems, but the Groovy folks are really pushing performance for the 2.0 release. 1.6 gave a huge leap in speed over the 1.5 series.
I don't think that either language will really 'w...