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How to merge two arrays in JavaScript and de-duplicate items
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LiraNunaLiraNuna
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Convert decimal to binary in python [duplicate]
...sentation of a given number in binary, use bin(i)
>>> bin(10)
'0b1010'
>>> 0b1010
10
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使用App Inventor 2 控制物联网设备/低功耗蓝牙设备(BLE) · App Inventor 2 中文网
...如传感器的温度读数。 BLE 组件与 WICED Sense 设备和 Arduino 101 板上的传感器实时交互。 这种整体设计使得即使没有任何编程经验的人也能够创建自己的移动应用程序，这些应用程序可以与不断变化的物联网设备世界无缝通信。
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Regex exactly n OR m times
... literal translation to regex would be (x{n}|x{m}).
Like this https://regex101.com/r/vH7yL5/1
or, in a case where you can have a sequence of more than m "x"s (assuming m > n), you can add 'following no "x"' and 'followed by no "x", translating to [^x](x{n}|x{m})[^x] but that would assume that th...
Linux的诞生和发展 - 更多技术 - 清泛网 - 专注C/C++及内核技术
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将Linux 系统0.13 版内核直接改称0.95 版，Linus 的意思是让大家不要觉得离1.0 版还很遥远。同时，从0.95 版开始，对内核的许多改进之处(补丁程序的提供)均以其他人为主了，而Linus 的主要任务开始变成对内核的维护和决...
Returning the product of a list
...as ne
# from functools import reduce # python3 compatibility
a = range(1, 101)
%timeit reduce(lambda x, y: x * y, a) # (1)
%timeit reduce(mul, a) # (2)
%timeit np.prod(a) # (3)
%timeit ne.evaluate("prod(a)") # (4)
In the following configuration:
a...
How can I use the $index inside a ng-repeat to enable a class and show a DIV?
...)">ABC</a>
</li>
<li ng-class="{current: selected == 101}">
<a href ng:click="setSelected(101)">DEF</a>
</li>
<li ng-class="{current: selected == $index }"
ng-repeat="x in [4,5,6,7]">
<a href ng:click="setSelected($index)">A...
jquery .html() vs .append()
...ation. E.g. the quickest way to create 100 divs with jQuery:
jQuery(Array(101).join('<div></div>'));
There are also issues of readability and maintenance to take into account.
This:
$('<div id="' + someID + '" class="foobar">' + content + '</div>');
... is a lot hard...
How to convert DateTime to VarChar
...t(nvarchar(MAX), @now, 100), 100
union select convert(nvarchar(MAX), @now, 101), 101
union select convert(nvarchar(MAX), @now, 102), 102
union select convert(nvarchar(MAX), @now, 103), 103
union select convert(nvarchar(MAX), @now, 104), 104
union select convert(nvarchar(MAX), @now, 105), 105
union s...
Android Whatsapp/Chat Examples [closed]
...wered Jun 6 '13 at 6:04
blganesh101blganesh101
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