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How do I change the background color of the ActionBar of an ActionBarActivity using XML?
...olo.Light.ActionBar">
<item name="android:background">ANY_HEX_COLOR_CODE</item>
</style>
</resources>
And, set "MyTheme" as theme for application / activity.
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Getting MAC Address
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hex(mac) to get the familiar hex format of the mac
– screenshot345
Mar 23 '14 at 17:29
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Lua简明教程 - 脚本技术 - 清泛IT论坛，有思想、有深度
...Student : ".. self.year.." : " .. self.name
end复制代码
模块我们可以直接使用require(“model_name”)来载入别的lua文件，文件的后缀是.lua。载入的时候就直接执行那个文件了。比如：我们有一个hello.lua的文件：print("Hello, World!...
淘宝大秒系统设计详解 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...点key（Tengine和Tair缓存等中间件产品本身已经有热点统计模块）。
建立一个热点上报和可以按照需求订阅的热点服务的下发规范，主要目的是通过交易链路上各个系统（详情、购物车、交易、优惠、库存、物流）访问的时间...
How to install an APK file on an Android phone?
...apk
adb install [-l] [-r] [-s] [--algo <algorithm name> --key <hex-encoded key> --iv <hex-encoded iv>] <file>
- push this package file to the device and install it
('-l' means forward-lock the app)
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How can I generate an MD5 hash?
... This topic is also useful if you need to convert the resulting bytes to hex string.
– weekens
May 22 '12 at 7:25
1
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Searching for UUIDs in text with regex
...ying on the assumption that all UUIDs will follow a patttern of 8-4-4-4-12 hexadecimal digits.
16 Answers
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Java: is there a map function?
...uire.
Example:
// example, converts a collection of integers to their
// hexadecimal string representations
final Collection<Integer> input = Arrays.asList(10, 20, 30, 40, 50);
final Collection<String> output =
Collections2.transform(input, new Function<Integer, String>(){
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Use Font Awesome Icon in Placeholder
...002; Search" style="font-family:Arial, FontAwesome" />
A list of hex codes can be found in the Font Awesome cheatsheet. However, in the lastest FontAwesome 5.0 this method does not work (even if you use the CSS approach combined with the updated font-family).
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How to generate a random string in Ruby
...not use SecureRandom?
require 'securerandom'
random_string = SecureRandom.hex
# outputs: 5b5cd0da3121fc53b4bc84d0c8af2e81 (i.e. 32 chars of 0..9, a..f)
SecureRandom also has methods for:
base64
random_bytes
random_number
see: http://ruby-doc.org/stdlib-1.9.2/libdoc/securerandom/rdoc/SecureRa...