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Align contents inside a div
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<div class="content">Hello</div>
.content {
margin-top:auto;
margin-bottom:auto;
text-align:center;
}
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In C/C++ what's the simplest way to reverse the order of bits in a byte?
...xd, 0x3, 0xb, 0x7, 0xf, };
uint8_t reverse(uint8_t n) {
// Reverse the top and bottom nibble then swap them.
return (lookup[n&0b1111] << 4) | lookup[n>>4];
}
// Detailed breakdown of the math
// + lookup reverse of bottom nibble
// | + grab bottom nibble
// | |...
How to scale Docker containers in production
...ng container clusters.
Update 20
Docker recently bought Tutum:
https://www.docker.com/tutum
Update 21
Package manager for applications deployed on Kubernetes.
http://helm.sh/
Update 22
Vamp is an open source and self-hosted platform for managing (micro)service oriented architectures that re...
UIViewController viewDidLoad vs. viewWillAppear: What is the proper division of labor?
...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
MySQL - SELECT WHERE field IN (subquery) - Extremely slow why?
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Subqueries vs joins
http://www.scribd.com/doc/2546837/New-Subquery-Optimizations-In-MySQL-6
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make: Nothing to be done for `all'
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Please see the GNU make manual for the rule syntax description: https://www.gnu.org/software/make/manual/make.html#Rule-Syntax
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水果vs蔬菜智能分类器 - EdgeML图像识别项目 · App Inventor 2 中文网
... Adam # 优化器
validation_split: 0.2 # 验证集比例
early_stopping: true # 早停机制
patience: 10 # 耐心值
高级训练配置：
学习率调度: 余弦退火或步长衰减
正则化: L2正则化 (λ=0.0001)
Dropout: 0.2-0.5防止过拟合
数据增强: ...
图表组件 · App Inventor 2 中文网
...e.clientX - element.offsetLeft; offsetY = e.clientY - element.offsetTop; return false; // 防止文本选中 }; // 鼠标移动时拖动元素 document.onmousemove = function(e) { if (!isDragging) return; element.style.left = (e.clientX - offsetX) + '...
How can I create a border around an Android LinearLayout?
...0dp"/>
<padding android:left="10dp" android:right="10dp" android:top="10dp" android:bottom="10dp"/>
<stroke android:width="1dp" android:color="#CCCCCC"/>
</shape>
Now apply it as a background to your smaller layout:
<LinearLayout android:orientation="vertical"
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How can I change Mac OS's default Java VM returned from /usr/libexec/java_home
...TF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
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<dict>
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<key>JVMVersion</key>
<string>!1.8.0</string> &l...