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How to reset / remove chrome's input highlighting / focus border? [duplicate]
...utline:none;border:1px solid red}
Obviously replace red with your chosen hex code.
You could also leave the border untouched and control the background color (or image) to highlight the field:
:focus {outline:none;background-color:red}
:-)
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App Inventor 2 中文网原创内容 · App Inventor 2 中文网
...蓝牙遥控车完整教程
【JDY-34】App Inventor 2 JDY-34双模蓝牙模块配置教程
【串口通信】App Inventor 2 串口通信教程（Serial + USB OTG）
【NFC标签】App Inventor 2 NFC标签读取与门禁卡模拟
【API通信】App Inventor 2 Web API通信教程
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Two-way encryption: I need to store passwords that can be retrieved
...ncrypted using mcrypt, run it through base64_encode and then convert it to hex code. Once in hex code it's easy to transfer in a variety of ways.
$td = mcrypt_module_open('tripledes', '', 'ecb', '');
$iv = mcrypt_create_iv (mcrypt_enc_get_iv_size($td), MCRYPT_RAND);
$key = substr("SUPERSECRETKEY",0...
App Inventor 2 中文网原创内容 · App Inventor 2 中文网
...蓝牙遥控车完整教程
【JDY-34】App Inventor 2 JDY-34双模蓝牙模块配置教程
【串口通信】App Inventor 2 串口通信教程（Serial + USB OTG）
【NFC标签】App Inventor 2 NFC标签读取与门禁卡模拟
【API通信】App Inventor 2 Web API通信教程
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I need to generate uuid for my rails application. What are the options(gems) I have? [duplicate]
... ruby module. With easy usage.
require 'securerandom'
guid = SecureRandom.hex(10) #or whatever value you want instead of 10
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Request failed: unacceptable content-type: text/html using AFNetworking 2.0
...ly correct. By ignoring the content type I do not receive my content as a hex code, nor as a failed nil response. This works great! Thank you
– Brandon
Nov 17 '15 at 16:37
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从源代码剖析Mahout推荐引擎 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...图片摘自Mahout in Action
从上图中我们可以看到，算法是被模块化的，通过1,2,3,4的过程进行方法调用。
程序代码：
public class UserCF {
final static int NEIGHBORHOOD_NUM = 2;
final static int RECOMMENDER_NUM = 3;
public static void main(Str...
In Typescript, How to check if a string is Numeric
...e|false|"")
// ...but misinterprets leading-number strings, particularly hex literals ("0x...")
// subtraction forces infinities to NaN
// adding 1 corrects loss of precision from parseFloat (#15100)
return !isArray(val) && (val - parseFloat(val) + 1) >= 0;
}
rxjs/isNumeric.ts
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Convert decimal to binary in python [duplicate]
... Try bin(2). You don't get '10'. You get '0b10'. Same possible pit with hex(2) ('0x2'). So you want all but the first two characters. So you take a slice that starts after the first two characters.
– leewz
May 3 '14 at 5:04
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List comprehension vs map
... using exactly the same function:
$ python -mtimeit -s'xs=range(10)' 'map(hex, xs)'
100000 loops, best of 3: 4.86 usec per loop
$ python -mtimeit -s'xs=range(10)' '[hex(x) for x in xs]'
100000 loops, best of 3: 5.58 usec per loop
An example of how performance comparison gets completely reversed w...