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Swift 编程语言入门教程 - 更多技术 - 清泛网 - 专注C/C++及内核技术
... Programming Language》中摘录和提取而成。希望对各位的iOS&OSX开发有所帮助。今天在网上看到一篇非常好的教程，分享给大家
原文地址：http://gashero.iteye.com/blog/2075324
目录
1 简介
2 Swift入门
3 简单值
4 控制流
5 函数与...
What are the most common non-BMP Unicode characters in actual use? [closed]
In your experience which Unicode characters, codepoints, ranges outside the BMP (Basic Multilingual Plane) are the most common so far? These are the ones which require 4 bytes in UTF-8 or surrogates in UTF-16.
...
Accessing private member variables from prototype-defined functions
...e prototype methods (along with everything else) will have access to. For example:
function Person(name, secret) {
// public
this.name = name;
// private
var secret = secret;
// public methods have access to private members
this.setSecret = function(s) {
secret = s...
scala vs java, performance and memory? [closed]
...t. This is usually very powerful, but occasionally can be annoying. For example, suppose you have an array of strings (called array), and a map from those strings to files (called mapping). Suppose you want to get all files that are in the map and come from strings of length greater than two. In...
How can I check file size in Python?
...hon script in Windows. I want to do something based on the file size. For example, if the size is greater than 0, I will send an email to somebody, otherwise continue to other things.
...
multi-step registration process issues in asp.net mvc (split viewmodels, single model)
..."Wizard"))
{
@Html.Serialize("Step1", Model.Step1)
@Html.EditorFor(x => x.Step2)
...
}
and inside the POST action of step2:
[HttpPost]
public ActionResult Step2(Step2ViewModel step2, [Deserialize] Step1ViewModel step1)
{
var model = new WizardViewModel
{
Step1 = st...
How to pass json POST data to Web API method as an object?
...o your return type might be IActionResult or one of it's implementation (Ex :OkObjectResult)
Use
contentType:"application/json"
You need to use JSON.stringify method to convert it to JSON string when you send it,
And the model binder will bind the json data to your class object.
The below c...
JavaScript query string [closed]
...ted Aug 14 '17 at 15:39
driconmax
8631313 silver badges2525 bronze badges
answered Mar 15 '09 at 5:33
Shadow25...
Detect Safari browser
...
You can easily use index of Chrome to filter out Chrome:
var ua = navigator.userAgent.toLowerCase();
if (ua.indexOf('safari') != -1) {
if (ua.indexOf('chrome') > -1) {
alert("1") // Chrome
} else {
alert("2") // Safari
}
}
...
What is the difference between an int and a long in C++?
...
It is implementation dependent.
For example, under Windows they are the same, but for example on Alpha systems a long was 64 bits whereas an int was 32 bits. This article covers the rules for the Intel C++ compiler on variable platforms. To summarize:
OS ...