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UnmodifiableMap (Java Collections) vs ImmutableMap (Google) [duplicate]
...// Will return "F".
In contrast to that, the ImmutableMap of Guava is really immutable: It is a true copy of a given map, and nobody may modify this ImmutableMap in any way.
Update:
As pointed out in a comment, an immutable map can also be created with the standard API using
Map<String, S...
void in C# generics?
...nctions need to return null, but if it unifies your code, it should be a small price to pay.
This inability to use void as a return type is at least partially responsible for a split between the Func<...> and Action<...> families of generic delegates: had it been possible to return void...
Difference between author and committer in Git?
...ld find was using the environment variables to override the committer:
GIT_COMMITTER_NAME='a' GIT_COMMITTER_EMAIL='a' git commit --author 'a <a>'
How to get the committer and commit date of a given commit?
Only author data shows by default on git log.
To see the committer date you can eit...
jquery save json data object in cookie
...base64 (using atob).
val = JSON.stringify(userData)
val = btoa(val)
write_cookie(val)
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一分钟读懂低功耗蓝牙(BLE) MTU交换数据包 - 创客硬件开发 - 清泛IT社区，...
...: 0xf4767e
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来源：https://www.yiqi.com/zt5765/news_36129.html
Should I use char** argv or char* argv[]?
...
As you are just learning C, I recommend you to really try to understand the differences between arrays and pointers first instead of the common things.
In the area of parameters and arrays, there are a few confusing rules that should be clear before going on. First, what ...
Github: error cloning my private repository
...w64-i686-ca-certificates ca-certificates
64 bits
pacman -S mingw-w64-x86_64-ca-certificates ca-certificates
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Practical non-image based CAPTCHA approaches?
...quite a good idea and is exactly the same as doing it in JavaScript. Good Call.
@AviD: I'm aware that this method is prone to direct attacks as I've mentioned on my blog. However, it will defend against your average spam bot which blindly submits rubbish to any form it can find.
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App Inventor 2 中文网 · 升级日志
...ICP备2020034476号-2
沪公网安备31011702008921号
var _hmt = _hmt || [];
(function() {
var hm = document.createElement("script");
hm.src = "https://hm.baidu.com/hm.js?8d287b854d737bdc880e8ddeac1b309d";
var s = document.getElementsByTagName("script")[0];
s.parent...
How to copy a selection to the OS X clipboard
...xists only for X11 (unless you build vim with +X11 support, which will install a X11 server XQuartz in OS X), while OS X doesn't use X11 as its windows system.
– nn0p
Nov 27 '16 at 18:20
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