大约有 43,000 项符合查询结果（耗时：0.0413秒） [XML]
How do I send a POST request with PHP?
...portant, the CURLOPT_POSTFIELDS parameter data actually doesn't need to be converted to a string ("urlified"). Quote: "This parameter can either be passed as a urlencoded string like 'para1=val1&para2=val2&...' or as an array with the field name as key and field data as value. If value is an...
Using a 'using alias = class' with generic types? [duplicate]
... A using alias directive cannot have an open generic type on the right hand side. For example, you cannot create a using alias for a List<T>, but you can create one for a List<int>. msdn.microsoft.com/en-us/library/sf0df423.aspx
– Sergey Mirvoda
...
Recommendations of Python REST (web services) framework? [closed]
...a restful web service:
import cherrypy
from cherrypy import expose
class Converter:
@expose
def index(self):
return "Hello World!"
@expose
def fahr_to_celc(self, degrees):
temp = (float(degrees) - 32) * 5 / 9
return "%.01f" % temp
@expose
def celc_...
List passed by ref - help me explain this behaviour
...e value of the variable (i.e. the reference - think "pointer") is copied - and changes to the value of the parameter inside ChangeList aren't seen by TestMethod.
try:
private void ChangeList(ref List<int> myList) {...}
...
ChangeList(ref myList);
This then passes a reference to the local-v...
PHP - Merging two arrays into one array (also Remove Duplicates)
...g this error: Catchable fatal error: Object of class stdClass could not be converted to string
– Ravi
Nov 20 '12 at 9:24
4
...
Should arrays be used in C++?
Since std::list and std::vector exist, is there a reason to use traditional C arrays in C++, or should they be avoided, just like malloc ?
...
Why does Node.js' fs.readFile() return a buffer instead of string?
...
It is returning a Buffer object.
If you want it in a string, you can convert it with data.toString():
var fs = require("fs");
fs.readFile("test.txt", function (err, data) {
if (err) throw err;
console.log(data.toString());
});
...
POST data in JSON format
I have some data that I need to convert to JSON format and then POST it with a JavaScript function.
4 Answers
...
Immutable vs Mutable types
... changing what the variable refers to. A mutable type can change that way, and it can also change "in place".
Here is the difference.
x = something # immutable type
print x
func(x)
print x # prints the same thing
x = something # mutable type
print x
func(x)
print x # might print something differe...
Select n random rows from SQL Server table
...th about 50,000 rows in it. I want to select about 5,000 of those rows at random. I've thought of a complicated way, creating a temp table with a "random number" column, copying my table into that, looping through the temp table and updating each row with RAND() , and then selecting from that table...