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What is the best way to stop people hacking the PHP-based highscore table of a Flash game
... an encrypted token to the client at game startup, which might look like:
hex-encoding( AES(secret-key-stored-only-on-server, timestamp, user-id, random-number))
(You could also use a session cookie to the same effect).
The game code echoes this token back to the server with the high-score save....
Get average color of image via Javascript
... is possible, but looking to write a script that would return the average hex or rgb value for an image. I know it can be done in AS but looking to do it in JavaScript.
...
WakeLock 扩展：保持设备唤醒扩展，防止系统休眠和电池优化 · App Inventor 2 中文网
...
函数
属性
应用场景
1. 数据记录应用
2. MQTT 客户端
3. 食谱显示应用
4. 长时间运行的应用
5. 下载管理器
重要说明
权限要求
Com...
MFC CString::Format()函数详解 - C/C++ - 清泛网 - 专注C/C++及内核技术
...磁盘空间使用率输出到静态文本进行显示，需要用到指定数据精度，这已经超出以前我对Format的了解了！也让我想要学习Format的完整功能！
下面是我对我从网上收集到的资料的整理：
函数声明
function Format(const Format: string; cons...
通过 ulimit 改善系统性能 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...持以下各种类型的限制：所创建的内核文件的大小、进程数据块的大小、Shell 进程创建文件的大小、内存锁住的大小、常驻内存集的大小、打开文件描述符的数量、分配堆栈的最大大小、CPU 时间、单个用户的最大线程数、Shell ...
阿里双11大型项目管理怎么玩？ - 项目管理 - 清泛网 - 专注C/C++及内核技术
...可参考的、可量化的项目管理工具帮助企业透明化沟通、数据化沉淀？
上图表格为某研发童鞋工作周报记录
2016年菜鸟双11项目集管理也遇到了这样的痛点需求：如何把266个项目、3大军团、覆盖近600多人的大型项目集有...
Arduino Sketch upload issue - avrdude: stk500_recv(): programmer is not responding
...th/to/avrdude.conf -patmega328 -P/dev/usbport -U flash:w:/path/to/firmware.hex
A good way to get the correct command line to use is to copy it from the verbose output of the Arduino IDE output log when verbosity has been enabled.
When you get avrdude: stk500_recv(): programmer is not responding, ...
How do I convert Long to byte[] and back in java
...st be converted to long which does sign extension. A byte with value -128 (hex 0x80) will turn into a long with value -128 (hex 0xFFFF FFFF FFFF FF80). First after the conversion are the values or:ed together. Using bitwise-and protects against this by first converting the byte to an int and cutting...
Unicode character for “X” cancel / close?
...like i.e: in an :before or :after pseudo) simply use the escaped \ Unicode HEX value, like for example:
[class^="ico-"], [class*=" ico-"]{
font: normal 1em/1 Arial, sans-serif;
display: inline-block;
}
.ico-times:before{ content: "\2716"; }
.ico-check:before{ content: "\2714"; }
<i cla...
Dynamically change color to lighter or darker by percentage CSS (Javascript)
...other links, but with lighter color. Obviously I can just do simply by the hex code adding in the CSS file, but our site lets user decide what colors they want for their customized profile/site (like Twitter).
...