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How do I iterate over an NSArray?
...is it supposed to be faster than traditional NSEnumerator, but Objective-C 2.0 also provides a very concise syntax.
id object;
for (object in myArray) {
[self doSomethingWith:object];
}
/////////////////
NSEnumerator
This is a form of external iteration: [myArray objectEnumerator] returns a...
Numpy first occurrence of value greater than existing value
...ive the same index otherwise. Consider the test case of N being odd (and N/2.0 to force float if using python 2).
– askewchan
Feb 11 '17 at 1:25
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Move the most recent commit(s) to a new branch with Git
...t worry, you'll have those commits in newbranch!
WARNING: With Git version 2.0 and later, if you later git rebase the new branch upon the original (master) branch, you may need an explicit --no-fork-point option during the rebase to avoid losing the carried-over commits. Having branch.autosetupreba...
App Inventor 2 SQLite 拓展：超流行兼容主流SQL语法的迷你本地数据库引擎...
... 教育 入门必读 中文教程 IoT专题 AI2拓展 ChatGPT接入 Aia Store 开通VIP 搜索 App Inventor 2 SQLite 拓展：超流...
Version vs build in Xcode
...elease 1.0.1 might be build 578.
Release 1.1.0 might be build 694.
Release 2.0.0 might be build 949.
Other developers, including Apple, have a Build number comprised of a major version + minor version + number of builds for the release. These are the actual software version numbers, as opposed to ...
RSS Feeds in ASP.NET MVC
...ostRSS" %><?xml version="1.0" encoding="utf-8"?>
<rss version="2.0">
<channel>
<title>ricky rosario's blog</title>
<link>http://<%= Request.Url.Host %></link>
<description>Blog RSS feed for rickyrosario.com</description>
<lastBuildDat...
List or IList [closed]
...there was an IsFixedSize property on IList in .NET 1, not included in .NET 2.0's generic IList<T> where it was consolidated with IsReadOnly, leading to surprising behaviour around Arrays. There's a detailed brain-melting blog about the subtle differences here: enterprisecraftsmanship.com/201...
Why Func instead of Predicate?
...introduced at the same time that List<T> and Array<T>, in .net 2.0, the different Func and Action variants come from .net 3.5.
So those Func predicates are used mainly for consistency in the LINQ operators. As of .net 3.5, about using Func<T> and Action<T> the guideline stat...
What is the correct answer for cout
...P0145R3 Refining Expression Evaluation Order for Idiomatic C++ for more details.
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What is the dependency inversion principle and why is it important?
... should depend upon abstractions.
Abstractions should never depend upon details. Details should depend upon abstractions.
As to why it is important, in short: changes are risky, and by depending on a concept instead of on an implementation, you reduce the need for change at call sites.
Effectivel...