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What's the purpose of using braces (i.e. {}) for a single-line if or loop?
...ore this point. But there is a disadvantage: it takes up a lot of vertical screen space, and this in turn can make your code unreadable because it means you have to scroll more than necessary.
Consider a function with a lot of guard clauses at the beginning (and yes, the following is bad C++ code b...
动态追踪（Dynamic Tracing）技术漫谈 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...BSD 操作系统也有这样一个 DTrace 的移植。只不过它并不是默认启用的。你需要通过命令去加载 FreeBSD 的 DTrace 内核模块。Oracle 也有在它自己的 Oracle Linux 操作系统发行版当中开始针对 Linux 内核进行 DTrace 移植。不过 Oracle 的移植...
How to fix 'sudo: no tty present and no askpass program specified' error?
...t and stop without being prompted for password.
Look at the bottom of the screen for the keystrokes you need to use in visudo - this is not vi by the way - and exit without saving at the first sign of any problem. Health warning: corrupting this file will have serious consequences, edit with care!
...
How to line-break from css, without using ?
...ck brown fox<br />
jumps over the lazy dog
</div>
@media screen and (min-width: 20em)
{
br
{
display: none; // hide the BR tag for wider screens (i.e. disable the line break)
}
}
This is useful in responsive design where you need to force text into two l...
Just disable scroll not hide it?
... This tested well on desktop but on the iPhone it created a blank white screen until the reader attempted to scroll the page. Once the reader tried to interact with the page, the intended screen became visible with the scroll locked.
– Michael Khalili
Jun 7 ...
Should I use tag for icons instead of ? [closed]
...above, it's worth considering that machine readers (whether search engine, screen reader, or whatever) may at any time begin to take into account that Facebook, Twitter, and other websites use the <i> tag for icons. They don't care about the spec as much as they care about extracting meaning f...
Responsively change div size keeping aspect ratio [duplicate]
...
Just a note that if the screen's ratio is different, the element's ratio will be different, losing the aspect ratio.
– Ryan Killeen
Sep 30 '15 at 1:08
...
Switching between Android Navigation Drawer image and Up caret when using fragments
...Drawer the Android devs are recommending that in the ActionBar "only those screens that are represented in the Navigation Drawer should actually have the Navigation Drawer image" and that "all other screens have the traditional up carat."
...
HTML 5 Favicon - Support?
...es
If a user is using a Windows Phone they can pin a website to the start screen of their phone. Unfortunately, when they do this it displays a screenshot of your phone, not a favicon (not even the MS specific code referenced above). To make a "Live Tile" for Windows Phone Users for your website on...
Scale Image to fill ImageView width and keep aspect ratio
...reSpec, heightMeasureSpec);
}
This will stretch the image to fit the screen while maintaining the aspect ratio.
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