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Can an html element have multiple ids?
...he name and id attribute says no spaces in the identifier:
ID and NAME tokens must begin with a letter ([A-Za-z]) and may be followed by any number of letters, digits ([0-9]), hyphens ("-"), underscores ("_"), colons (":"), and periods (".").
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What are the most widely used C++ vector/matrix math/linear algebra libraries, and their cost and be
...not safely pass-by-value
use of Eigen types as members requires special allocator customization (or you crash)
use with stl container types and possibly other templates required
special allocation customization (or you will crash)
certain compilers need special care to prevent crashes on fu...
20个命令行工具监控 Linux 系统性能 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...金 OISF（Open Information Security Foundation）拥有的。
17. VnStat PHP — 监测网络带宽
VnStat PHP 是一个 web 前端应用最流行的社交工具叫“vnstat”。 VnStat PHP 使用了很好的图形模式监控网络流量的使用情况。它显示了每时、每天、每月的...
HTML minification? [closed]
...
This worked for me:
http://minify.googlecode.com/git/min/lib/Minify/HTML.php
It's not an already available online tool, but being a simple PHP include it's easy enough you can just run it yourself.
I would not save compressed files though, do this dynamically if you really have to, and it's alw...
Can I list-initialize a vector of move-only type?
...&... items) {
typedef std::unique_ptr<T> value_type;
// Allocate memory for all items
std::vector<value_type> result(sizeof...(Items));
// Initialize the array in place of allocated memory
new (result.data()) value_type[sizeof...(Items)] {
make_unique<...
void in C# generics?
...oks like a zero-tuple. As of the current version of C#, you cannot use the tokens () in code to get an instance. You can use default(ValueTuple) or just default (when the type can be inferred from the context) instead.
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PHPMailer character encoding issues
I try to use PHPMailer to send registration, activation. etc mail to users:
11 Answers
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Why is reading lines from stdin much slower in C++ than Python?
...ause that quite simply doesn't do as much work as Python does. Python must allocate memory for the string, possibly multiple times as the existing allocation is deemed inadequate - exactly like the C++ approach with std::string. This task is almost certainly I/O bound and there is way too much FUD g...
How to clear stringstream? [duplicate]
...ving things that are inherently slow like resizing/destructing dynamically allocated containers, where it would be the height of folly to do the less clear thing for the sake of some theoretical micro-optimization.
– T.E.D.
Sep 7 '15 at 16:47
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UILabel Align Text to center
... a sample code showing how to align text using UILabel:
label = [[UILabel alloc] initWithFrame:CGRectMake(60, 30, 200, 12)];
label.textAlignment = NSTextAlignmentCenter;
You can read more about it here UILabel
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