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Efficient way to determine number of digits in an integer
...eturn 10 + 1;
if (x < 0) return numDigits(-x) + 1;
if (x >= 10000) {
if (x >= 10000000) {
if (x >= 100000000) {
if (x >= 1000000000)
return 10;
return 9;
}
return 8;
}
...
CentOS 6.4下Squid代理服务器的安装与配置 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...的cache占用的容量（以GB为单位），比如下面的cache大小是100M，即0.1GB，则内存总占用为0.1*10+15+64=80M，推荐大小为物理内存的1/3-1/2或更多。
maximum_object_size 4 MB //设置squid磁盘缓存最大文件，超过4M的文件不保存到硬盘
minimum_...
How to sort an array by a date property
...pe: "tab"},
{date: "2011-11-31T17:29:52Z", quantity: 1, total: 200, tip: 100, type: "visa"},
{date: "2011-11-01T16:17:54Z", quantity: 2, total: 190, tip: 100, type: "tab"},
{date: "2011-11-14T16:58:03Z", quantity: 2, total: 90, tip: 0, type: "tab"},
{date: "2011-11-14T16:20:19Z", quantity...
How to add JTable in JPanel with null layout?
...crollPane scroll = new JScrollPane(t);
scroll.setBounds( 0, 20, 150, 100 ); // x, y, width, height
panel.add(scroll);
JFrame frame = new JFrame();
frame.add(panel);
frame.setPreferredSize( new Dimension(200,200));
frame.pack();
frame.setVisible(true);
}
}...
What is the difference between integration and unit tests?
... is the sole responsibility for that method.
Also, suppose Log is used in 100 other features, in 100 other methods of 100 other classes.
Yep, 100 features will fail. But, fortunately, 100 end-to-end tests are failing as well and revealing the problem. And, yes: they are telling the truth.
It's ve...
Change Active Menu Item on Page Scroll?
... }
});
}
body, html {
margin: 0;
padding: 0;
height: 100%;
width: 100%;
}
.menu {
width: 100%;
height: 75px;
background-color: rgba(0, 0, 0, 1);
position: fixed;
background-color:rgba(4, 180, 49, 0.6);
-webkit-transition: all 0.4s ease;
...
Javascript roundoff number to nearest 0.5
...on monetary values that was coming back with like 9 decimal points... (num*100)/100 worked perfectly.
– Dustin Kreidler
Feb 12 '19 at 16:53
...
How do I use WPF bindings with RelativeSource?
...t name
<Rectangle Fill="Red" Name="rectangle"
Height="100" Stroke="Black"
Canvas.Top="100" Canvas.Left="100"
Width="{Binding ElementName=rectangle,
Path=Height}"/>
But in this above case we are obliged to indicate the nam...
How to add a progress bar to a shell script?
...######## (66%)\r'
sleep 1
echo -ne '####################### (100%)\r'
echo -ne '\n'
In a comment below, puk mentions this "fails" if you start with a long line and then want to write a short line: In this case, you'll need to overwrite the length of the long line (e.g., with spaces)....
How to format time since xxx e.g. “4 minutes ago” similar to Stack Exchange sites
...nction timeSince(date) {
var seconds = Math.floor((new Date() - date) / 1000);
var interval = seconds / 31536000;
if (interval > 1) {
return Math.floor(interval) + " years";
}
interval = seconds / 2592000;
if (interval > 1) {
return Math.floor(interval) + " months";
}
...