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How do I change the formatting of numbers on an axis with ggplot?
...
x <- rnorm(10) * 100000
y <- seq(0, 1, length = 10)
p <- qplot(x, y)
library(scales)
p + scale_x_continuous(labels = comma)
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i...
一个自媒体的运营手记：我做公众号已经两年多了 - 资讯 - 清泛网 - 专注C/C...
...济盛行，花一块钱，就想赚两块钱回来，花10块钱就想赚100块回来，因为那个时代，物资短缺，很多东西只要造出来了，无论好坏，招聘几个销售就能卖出去，还能赚到钱，所以很多老板花钱都是按照计划来。但是现在不一样了...
Android应用内存泄露分析、改善经验总结 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...果明显：完全退出应用时，手动触发GC，从原来占有内存100多M降到低于20M...前言
  通过这几天对好几个应用的内存泄露检测和改善，效果明显：
完全退出应用时，手动触发GC，从原来占有内存100多M降到低于20M；
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Scrollview vertical and horizontal in android
...iner.addView(image1, layoutParams);
ImageView image2 = ...
left+= 100;
RelativeLayout.LayoutParams layoutParams = new RelativeLayout.LayoutParams(RelativeLayout.LayoutParams.WRAP_CONTENT, RelativeLayout.LayoutParams.WRAP_CONTENT);
layoutParams.setMargins(left, top, 0, 0); ...
Using Sinatra for larger projects via multiple files
...e 200+ files broken out like this, not counting vendor'd gems, covering 75-100 explicit routes. Some of these routes are Regexp routes covering an additional 50+ route patterns.) When using Thin, you run an app like this using:
thin -R config.ru start
Edit: I'm now maintaining my own Monk skeleton ...
Can I apply a CSS style to an element name?
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input[type=text] {
width: 150px;
}
input[name=myname] {
width: 100px;
}
<input type="text">
<br>
<input type="text" name="myname">
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Swift equivalent for MIN and MAX macros
...n you use it you should write like in this example:
let min = 0
let max = 100
let value = -1000
let currentValue = Swift.min(Swift.max(min, value), max)
So you get the value from 0 to 100 don't matter if is it below 0 or higher 100.
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炒股是世界难题！历史上那些名人炒股水平 - 轻松一刻 - 清泛网 - 专注C/C++...
...后挣了一倍。但牛顿马上后悔了，因为到7月份涨到了1股1000英镑，增值8倍，于是他立刻再投入。没过多久，南海公司总资产严重缩水，许多人血本无归，牛顿也亏了2万英镑。
牛顿感慨地说：“我能计算出天体运行的轨迹...
Replace a value if null or undefined in JavaScript
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GumboGumbo
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How to update column with null value
...special syntax:
CREATE TABLE your_table (some_id int, your_column varchar(100));
INSERT INTO your_table VALUES (1, 'Hello');
UPDATE your_table
SET your_column = NULL
WHERE some_id = 1;
SELECT * FROM your_table WHERE your_column IS NULL;
+---------+-------------+
| some_id | your_column |
+--...