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Benefits of using the conditional ?: (ternary) operator
...nt increase in conciseness over the if/else equivalent without sacrificing readability.
Good example:
int result = Check() ? 1 : 0;
Bad example:
int result = FirstCheck() ? 1 : SecondCheck() ? 1 : ThirdCheck() ? 1 : 0;
...
How do I size a UITextView to its content?
...wHeight = 150;
tableView.rowHeight = UITableViewAutomaticDimension;
For read-only dynamically sizing UITextViews, that’s it. If you’re allowing users to edit the text in your UITextView, you also need to:
Implement the textViewDidChange: method of the UITextViewDelegate protocol, and tell ...
How to “hibernate” a process in Linux by storing its memory to disk and restoring it later?
...disk, free up the RAM. And then later on, I can 'resume the process', i.e, reading all the data from memory and put it back to RAM and I can continue with my process?
...
Is there a built-in method to compare collections?
...r is likely to change as the dictionary is modified as well. I suggest you read up on what a Dictionary is and what it isn't.
– Matti Virkkunen
Mar 9 '11 at 11:05
5
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Child inside parent with min-height: 100% not inheriting height
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Its a strange reading of the spec to conclude that min-/max-height isn't explicit...and by strange I mean wrong. Reading the whole paragraph, in context, this interpretation is incorrect. To clarify why, "height of the containing block,"...
XDocument or XmlDocument
... than streaming ones (although XStreamingElement supports lazy output). XmlReader and XmlWriter are the normal ways of streaming XML in .NET, but you can mix all the APIs to some extent. For example, you can stream a large document but use LINQ to XML by positioning an XmlReader at the start of an e...
Condition within JOIN or WHERE
...es can have the predicates rearrranged by the optimizer so that they may already be excluded during the JOIN process.
I recommend you write the queries in the most readable way possible.
Sometimes this includes making the INNER JOIN relatively "incomplete" and putting some of the criteria in the W...
What is wrong with using goto? [duplicate]
I was ramdomming through xkcd and saw this one (if also read some negative texts about them some years ago):
What is actually wrong with it? Why are goto's even possible in C++ then?
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Command line progress bar in Java
...T
Simple console progress bar. Progress bar writing now runs on another thread.
Menlo, Fira Mono, Source Code Pro or SF Mono are recommended for optimal visual effects.
For Consolas or Andale Mono fonts, use ProgressBarStyle.ASCII (see below) because the box-drawing glyphs are not aligned prope...
Boost.Asio的简单使用(Timer,Thread,Io_service类) - C/C++ - 清泛网 - 专注C/C++及内核技术
Boost.Asio的简单使用(Timer,Thread,Io_service类)2. 同步Timer本章介绍asio如何在定时器上进行阻塞等待(blocking wait).实现,我们包含必要的头文件.所有的asio类可以简单的通过include "...目录：
1. 同步Timer
2. 异步Timer
3. 回调函数的参数
4. 成...