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TCP 的那些事儿(下) - 更多技术 - 清泛网 - 专注C/C++及内核技术

...大小(实际上来说576是拨号的网络的MTU,而576减去IP头的20个字节就是536)。 如果你的网络包可以塞满MTU,那么你可以用满整个带宽,如果不能,那么你就会浪费带宽。(大于MTU的包有两种结局,一种是直接被丢了,另一种是会...
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What is the best way to use a HashMap in C++?

... @ShameelMohamed, 2017, i.e. 6 years after C++11 it should be hard to find an STL that doesn't provide unordered_map. Thus, there is no reason to consider the non-standard hash_map. – maxschlepzig Feb 13 ...
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How do I integrate Ajax with Django applications?

...s if you opened a new tab and did it yourself. If it succeeds (status code 200), do the function for success, which will alert the data received. If fails, do a different function. Now what would happen here? You would get an alert with 'hello world' in it. What happens if you do an AJAX call to h...
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Please explain the exec() function and its family

...planation :) – Faizan Oct 24 '13 at 20:35 2 Thanks for the shell reference with the find program....
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What's invokedynamic and how do I use it?

... Just a small warning, that blog post from 2008 is hopelessly outdated and doesn’t reflect the actual release state (2011). – Holger Jun 21 '17 at 9:06 ...
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Can someone explain the “debounce” function in Javascript

...pen for you? – Startec Jun 3 '14 at 20:30 I have a similar question about immediate? why does it need to have the imme...
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Simplest way to do a fire and forget method in c# 4.0

...ail. – Mike Strobel Apr 4 '17 at 23:20 @stricq That said, I do not disagree with you. The alternative you proposed is...
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What is a CSRF token ? What is its importance and how does it work?

... answered Nov 20 '15 at 14:52 Lutz PrecheltLutz Prechelt 26.4k55 gold badges4949 silver badges7171 bronze badges ...
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How to install the Raspberry Pi cross compiler on my Linux host machine?

...l-ng/builds/arm-linux-gnueabihf-raspbian-linux/.b uild/src/gcc-linaro-4.7-2012.08/configure --build=i686-build_pc-linux-gnu --host=i686-build_pc- linux-gnu --target=arm-linux-gnueabihf --prefix=/cbuild/slaves/oort61/crosstool-ng/builds/arm-l inux-gnueabihf-raspbian-linux/install --with-sysroot=/c...
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What is the correct way to create a single-instance WPF application?

... other Mutex solutions described here do not address. UPDATE As of 8/1/2014, the article I linked to above is still active, but the blog hasn't been updated in a while. That makes me worry that eventually it might disappear, and with it, the advocated solution. I'm reproducing the content of t...