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Unnecessary curly braces in C++?
...ed in isolation from each other, then explicit scoping allows you to avoid inventing a new name just to avoid the name clash.
This also allows you to avoid using my_variable out of its intended scope by accident.
Example 2:
namespace N1 { class A { }; }
namespace N2 { class A { }; }
void foo() {...
Email validation using jQuery
...al perhaps? There are lots of things it can handle for you, no need to re-invent the wheel.
Also, another huge benefit is it's hosted on a CDN, the current version at the time of this answer can be found here: http://www.asp.net/ajaxLibrary/CDNjQueryValidate16.ashx This means faster load times fo...
【学习合作计划】用费曼学习法快速提升你的App Inventor技能！ - App Inven...
...不限次的技术支持，让你在学习过程中没有后顾之忧。
社区内所有资源尽情使用，学习更高效！
2. 实战学习，真正掌握：
通过在社区发布技术帖，运用费曼学习法，把你所学的知识转化为清晰的输出，深化理解。
在B站...
App Inventor 2 经典蓝牙(SPP) 硬件接入：hc05 · App Inventor 2 中文网
...发操作导致的异常，加一个连接状态判断就行。
详见社区。
Error 507: unable to connect. is the device turned on?
英文资料显示，可能是蓝牙设备问题未开机之类的，也可能是连接相关的代码写的不对，用的错误的地...
Newline in markdown table?
...
Why didn't they invent this from the very beginning into markdown?!
– Endless
May 7 '17 at 10:03
1
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How can I easily convert DataReader to List? [duplicate]
...owever on old project (or for other (sometimes valid) reasons, e.g. “not invented here”, “love of stored procs” etc) It is not always possible to use a ORM, so a lighter weight system can be useful to have “up your sleeves”
If you every needed too write lots of IDataReader loops, you w...
std::string to char*
...l, uses raw arrays, and requires attention to exception safety. vector was invented precisely as a wrapper for dynamic arrays, so not using it seems like a missed opportunity at best, and in violation of the spirit of C++ at worst.
– Kerrek SB
Sep 8 '11 at 20:1...
Why does integer overflow on x86 with GCC cause an infinite loop?
...t "opt" for anything. You wrote the loop in your code. The compiler didn't invent it.
– Lightness Races in Orbit
Oct 4 '13 at 9:31
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Why are variables “i” and “j” used for counters?
...sed as matrix indexes in mathematics long before electronic computers were invented.
share
answered Nov 9 '10 at 19:52
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How to limit the amount of concurrent async I/O operations?
...ses, so I would suggest to use AsyncEnumerator NuGet Package instead of re-inventing the wheel:
// let's say there is a list of 1000+ URLs
string[] urls = { "http://google.com", "http://yahoo.com", ... };
// now let's send HTTP requests to each of these URLs in parallel
await urls.ParallelForEachA...