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Why is 128==128 false but 127==127 is true when comparing Integer wrappers in Java?
...it will use the cached pool, so (Integer) 1 == (Integer) 1 while (Integer) 222 != (Integer) 222
/**
* Returns an {@code Integer} instance representing the specified
* {@code int} value. If a new {@code Integer} instance is not
* required, this method should generally be used in preference to
...
How can I make a multipart/form-data POST request using Java?
...ient-4.2.4: 423KB
httpmime-4.2.4: 26KB
httpcore-4.2.4: 222KB
commons-codec-1.6: 228KB
commons-logging-1.1.1: 60KB
Sum: 959KB
httpmime-4.2.4: 26KB
httpcore-4.2.4: 222KB
Sum: 248KB
Code:
HttpURLConnection connection = (Htt...
Permission denied (publickey) when deploying heroku code. fatal: The remote end hung up unexpectedly
...w.
$ heroku keys
=== 1 key for joe@example.com
ssh-dss AAAAB8NzaC...DVj3R4Ww== joe@workstation.local
2) Build a ~/.ssh/config file:
$ sudo vim ~/.ssh/config
Edit with this info
Host heroku.com
Hostname heroku.com
Port 22
IdentitiesOnly yes
IdentityFile ~/.ssh/ssh-dss # location and name of...
窝窝与众美联合并 新公司命名“众美窝窝” - 资讯 - 清泛网 - 专注C/C++及内核技术
...的合并，58同城和赶集合并，也有大鳄入股其它垂直O2O，丰富自身平台多样性，如大众点评入股饿了么等。
虽然同是股权运作，但窝窝本次合并众美联，呈现了与以上的行业兼并不同的特点：
首先，窝窝本次合并交易是首个产...
思维导图在快速阅读或是其它学习工作中的作用 - 创意 - 清泛网 - 专注C/C++...
...激烈的竞争面前感觉知识更新缓慢？
6、当您面对的无限丰富的知识、智慧和技能您是不是感到力不从心？
是我们的能力不够吗？是我们的大脑不好使？NO！！！
您的大脑是一个沉睡的巨人，生理学家和心理学家早就告诉我们...
GestureDetect 扩展：手势检测扩展，识别滑动、点击和长按手势 · App Inventor 2 中文网
...下滑、左滑、右滑、双击、单击和长按手势，为应用提供丰富的交互体验。
包名：aryan.gupta.GesturesDetector
版本：1
发布日期：2020年11月28日
作者：AryanGupta
文件大小：10.5 KB
下载链接
扩展文件：
aryan.gupta.Ges...
Colors in JavaScript console
... console.log messages:
console.log('%c Oh my heavens! ', 'background: #222; color: #bada55');
The same can be applied for adding multiple CSS to same command.
References
MDN: Styling console output
Chrome: Console API Reference
...
Auto-center map with multiple markers in Google Maps API v3
...etadeptmetadept
6,95311 gold badge1515 silver badges2222 bronze badges
...
git - Server host key not cached
...connect with putty to server. Lets say git url is ssh://git@example.ex.com:222/something/shop.git so I entered to putty Host name field example.ex.com and port 222. Then connection failed but I guess it added finger print where it needed. I just do not understand where it added because in my home di...
Checking if a string can be converted to float in Python
... of digits.
'1.4.3'.replace('.','',1).isdigit()
will return false
'1.ww'.replace('.','',1).isdigit()
will return false
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