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Why are there no ++ and -- operators in Python?
...12 doi:10.1145/2209249.2209251
The C increment/decrement operators were invented at a time when the C compiler wasn't very smart and the authors wanted to be able to specify the direct intent that a machine language operator should be used which saved a handful of cycles for a compiler which migh...
Generate random string/characters in JavaScript
...ll, that's an interesting indictment from @Aperçu, I am not saying that I invented the solution but I've been using it in my projects for years now. And it has nothing to do with the comment you mentioned. And I am quite sure that in SO what matters is the most useful information in the right place...
BLE（二）信道&数据包&协议栈格式 - 创客硬件开发 - 清泛IT社区，...
文章源自：https://www.gandalf.site/2018/11/ble_23.html
参考低功耗蓝牙（BLE）安全初探
0x1 信道BLE的物理通道即“频道，分别是‘f=2402+k*2 MHz, k=0, … ,39’，带宽为2MHz”的40个RF Channel。
其中，有3个信道是advertising channel（广播通道）...
技术和资本玩转创客圈 英特尔在中国的动作才刚刚开始 - 资讯 - 清泛网 - 专...
...用到了两处，一是与本地的政府、大学、科研机构、创客社区等合作建设了12家联合众创空间；二是线上创新中心，由“创客大爆炸”在线众创空间为主导(英特尔作为联合创建方)，整合硬享公社(英特尔的线上创客社区)、线上开...
Is the safe-bool idiom obsolete in C++11?
...onversions and explicit user-defined conversion operators were practically invented because of this problem and to replace all the safe-bool stuff with something a lot cleaner and more logical.
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Why does printf not flush after the call unless a newline is in the format string?
...nal ANSI C mandate was to primarily codify existing behaviour, rather than invent new behaviour, and those design decisions were made long before ANSI started the process. Even ISO nowadays treads very carefully when changing existing rules in the standards.
As to how to deal with that, if you fflus...
Using sphinx with Markdown instead of RST
...ith ```{DIRECTIVE_NAME} ... fenced blocks.
In all cases, you'll need to invent extensions of Markdown to represent Sphinx directives and roles. While you may not need all of them, some like .. toctree:: are essential.
This I think is the hardest part. reStructuredText before the Sphinx extensio...
Why does a function with no parameters (compared to the actual function definition) compile?
...hat there were no prototypes in K&R C and the keyword void was not yet invented. All you could do was to tell the compiler about the return type of a function. The empty parameter list in K&R C means "an unspecified but fixed" number of arguments. Fixed means that you must call the function ...
Is there a way to check if int is legal enum in C#?
...rmance is not an issue so your answer seems like the reason why enums were invented in the first place ;) looking at your "points" or whatever they're called so you have to have a point there. Bet you didn't get them for nothing, but think about situation of reading config file where there's 257 val...
How to throw an exception in C?
...roach using setjmp. on-time.com/ddj0011.htm But yes, basically you have to invent them yourself if you want out-of-band code execution without unwinding the stack.
– Dwayne Robinson
Mar 29 '15 at 8:35
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