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How can I multiply and divide using only bit shifting and adding?
... = 21 * 5 (Same as initial expression)
(_2 means base 2)
As you can see, multiplication can be decomposed into adding and shifting and back again. This is also why multiplication takes longer than bit shifts or adding - it's O(n^2) rather than O(n) in the number of bits. R...
CSS scrollbar style cross browser [duplicate]
...ext/javascript">
jQuery(function(){ // on page DOM load
$('#demo1').alternateScroll();
$('#demo2').alternateScroll({ 'vertical-bar-class': 'styled-v-bar', 'hide-bars': false });
})
</script>
Step 2: Then in the BODY of your page, add the below sample HTML block t...
Convert DataFrame column type from string to datetime, dd/mm/yyyy format
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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What happens when there's insufficient memory to throw an OutOfMemoryError?
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Graham Borland seems to be right: at least my JVM apparently re-uses OutOfMemoryErrors. To tes...
CListCtrl 如何设置单元格颜色？ - C/C++ - 清泛网 - 专注C/C++及内核技术
...元格颜色，需要对CListCtrl进行拓展，已有老外为我们写好demo，这里...CListCtrl默认可设置的内容很少，如单元格颜色默认无法设置。若想设置单元格颜色，需要对CListCtrl进行拓展，已有老外为我们写好demo，这里对其中原理、设置...
推荐引擎easyrec半天学习分享 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...port/update item
set item active
3.下了官方的demo,安装文档像傻瓜文档说明非常详细，使用确实方便，我初步理解可以把这个作为一个第三方服务发布，然后自己的网站做一些交互的接口
4.自己用js的简单调用
a.新建...
App Inventor 2 ECharts 拓展：基于 ECharts 强大的个性化数据图表展示 · ...
...源下载
.aix 拓展下载：
cn.fun123.ECharts.aix
demo程序下载：
echats_demo.aia
注：2个拓展是共一个.aix拓展文件，里面分2个拓展组件，导入.aix效果如下：
ECharts.js 图表库非常的丰富，只有你想不到没有它做不到的！
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How does Python manage int and long?
...agine what happens when you insert 100000000000000000000000 in your Python-based Entry... :P
– rbaleksandar
Jul 27 '17 at 8:40
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Javascript communication between browser tabs/windows [duplicate]
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Good demo page - html5demos.com/storage-events#view-source
– HockeyJ
Jun 9 '16 at 8:02
1
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How does one create an InputStream from a String? [duplicate]
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Instead of CharSet.forName, using com.google.common.base.Charsets from Google's Guava (http://code.google.com/p/guava-libraries/wiki/StringsExplained#Charsets) is is slightly nicer:
InputStream is = new ByteArrayInputStream( myString.getBytes(Charsets.UTF_8) );
Which CharSe...