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How to work with Git branches and Rails migrations
...rom another branch as specified by `SOURCE_BRANCH` and `TARGET_BRANCH` env params."
task :clone_from_branch do
abort "You need to provide a SOURCE_BRANCH to clone from as an environment variable." if ENV['SOURCE_BRANCH'].blank?
abort "You need to provide a TARGET_BRANCH to clone to as an ...
MongoDB - Update objects in a document's array (nested updating)
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What are the 3rd and 4th parameters in the update method? and why?
– skmahawar
Feb 27 '15 at 14:18
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Difference between spring @Controller and @RestController annotation
Difference between spring @Controller and @RestController annotation.
15 Answers
1...
General guidelines to avoid memory leaks in C++ [closed]
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To compile using g++ one needs to add param: -std=c++0x
– Paweł Szczur
Nov 28 '12 at 16:25
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离线版启动超时，有报错日志 - App Inventor 2 离线版 - 清泛IT社区，为创新赋能！
web服务启动报错：
Picked up JAVA_TOOL_OPTIONS: "-Dfile.encoding=UTF-8"
Executing [D:\appinventor\AppInventor2\resources\app.asar.unpacked\OpenJDK\bin\java, --add-opens=java.base/java.lang=ALL-UNNAMED, -Xmx4G, --add-opens, java.base/java.net=ALL-UNNAMED, --add-opens, java.base/sun.ne...
How does this JavaScript/jQuery syntax work: (function( window, undefined ) { })(window)?
... code where window is curried at the end but not entered in the function's parameters, what does mean? it ensure that the parameters follow the original global's scope object even if there isn't any window param I assume?
– Webwoman
Jan 22 '19 at 23:10
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Resizing an iframe based on content
...to be
function parentIframeResize()
{
var height = getParam('height');
// This works as our parent's parent is on our domain..
parent.parent.resizeIframe(height);
}
// Helper function, parse param from request string
function getParam( name )...
Non-type template parameters
I understand that the non-type template parameter should be a constant integral expression. Can someone shed light why is it so ?
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Proper way to initialize a C# dictionary with values?
I am creating a dictionary in a C# file with the following code:
6 Answers
6
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写出高质量代码的10个Tips - 更多技术 - 清泛网 - 专注C/C++及内核技术
...id上写很多地方不一样，要去熟悉Android编程的一些特性，iOS编程的一些特性，了解清楚这些，才能写出更加地道的代码，充分发挥各自平台的优势。
基础的数据结构与算法，掌握好这些在解决一些特定问题时，可以以更加优雅...