大约有 47,000 项符合查询结果（耗时：0.0888秒） [XML]
Array Length in Java
...erty. It is as A.length, do not use A.length() its mainly used for size of string related objects.
The length property will always show the total allocated space to the array during initialization.
If you ever have any of these kind of problems the simple way is to run it. Happy Programming!
...
How to start working with GTest and CMake
...that I just tested. It downloads directly from the web, either a fixed tarball, or the latest subversion directory.
cmake_minimum_required (VERSION 3.1)
project (registerer)
##################################
# Download and install GoogleTest
include(ExternalProject)
ExternalProject_Add(gtest
...
Show dialog from fragment?
...essage("Sure you wanna do this!")
.setNegativeButton(android.R.string.no, new OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
// do nothing (will close dialog)
}
})
...
count members with jsonpath?
...Test
public void givenJson_whenGetLengthWithJsonPath_thenGetLength() {
String jsonString = "{'username':'jhon.user','email':'jhon@company.com','age':'28'}";
int length = JsonPath
.parse(jsonString)
.read("$.length()");
assertThat(length).isEqualTo(3);
}
Or simply pars...
What is the difference between ELF files and bin files?
...ded loader format ELf file ,what is the difference between the two , especially the utility of ELF file.
4 Answers
...
socket.io and session?
...ire('connect');
io.on('connection', function(socket_client) {
var cookie_string = socket_client.request.headers.cookie;
var parsed_cookies = connect.utils.parseCookie(cookie_string);
var connect_sid = parsed_cookies['connect.sid'];
if (connect_sid) {
session_store.get(connect_sid, functi...
do { … } while (0) — what is it good for? [duplicate]
...t;}) instead of do {} while(0):
#include <stdio.h>
#define log_to_string1(str, fmt, arg...) \
do { \
sprintf(str, "%s: " fmt, "myprog", ##arg); \
} while (0)
#define log_to_string2(str, fmt, arg...) \
({ \
sprintf(str, "%s: " fmt, "myprog", ##arg); \
})
int...
What are good examples of genetic algorithms/genetic programming solutions? [closed]
...e application started with a population of randomly-generated fixed-length strings (the "gene" part), each of which corresponded to a specific shape in the minute-by-minute price data of the S&P500 futures, as well as a specific order (buy or sell) and stop-loss and stop-profit amounts. Each st...
Check whether a value is a number in JavaScript or jQuery [duplicate]
... even better: return !isNaN(+n) && isFinite(n) since for a numeric string with trailing letters the parseFloat | parseInt will return true and the second check isFInite will return false. While with unary + it will fail immediately.
– Arman McHitarian
M...
Newline character sequence in CSS 'content' property? [duplicate]
...
The content property accepts a string and:
A string cannot directly contain a newline. To include a newline in a
string, use an escape representing the line feed character in
ISO-10646 (U+000A), such as "\A" or "\00000a". This character
represent...