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How to append something to an array?
...ge arrays: arr[arr.length] = b is faster (160ms vs. 185ms)
Google Chrome 6.0 (Mac):
Small arrays: No significant difference (and Chrome is FAST! Only ~38ms !!)
Large arrays: No significant difference (160ms)
I like the arr.push() syntax better, but I think I'd be better off with the arr[arr.le...
The current SynchronizationContext may not be used as a TaskScheduler
...2 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 45.2525 4.66231 44.6595 4.66231C43.6264 4.66231 43.1481 5.28821 43.1481 6.59048V11.9512C43.1481 13.2535 43.6264 13.8962 44.6595 13.8962C45.6924 13.8962 46.1709 13.2535 46.1709 11.9512V9.17788Z\"/...
How do I generate a constructor from class fields using Visual Studio (and/or ReSharper)?
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@PouyaSamie: In C# 6.0, readonly auto-properties can be assigned in the constructor. See this for an example: github.com/dotnet/roslyn/wiki/…
– Chris Sinclair
May 23 '17 at 14:13
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Entity Framework rollback and remove bad migration
I'm using EF 6.0 for my project in C# with manual migrations and updates. I have about 5 migrations on the database, but I realised that the last migration was bad and I don't want it. I know that I can rollback to a previous migration, but when I add a new (fixed) migration and run Update-Database,...
Cartesian product of multiple arrays in JavaScript
...r known as ES6 or ES2015. See:
http://www.ecma-international.org/ecma-262/6.0/
https://developer.mozilla.org/en/docs/Web/JavaScript/Reference/Functions/rest_parameters
https://developer.mozilla.org/en/docs/Web/JavaScript/Reference/Operators/Spread_operator
The new methods from the Update 2020 exam...
Mozilla PDF.js：PDF在线预览 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...DF文件的平台。https://github.com/ChineseDron/pdf.js# 是从Mozilla原版中fork出来的一个版本，原版的链接在这里https://github.com/mozilla/pdf.js 原版的版次新一些，我们用原版。
PDF.js怎么用
这个viewer我觉得就是PDF.js的最终UI。根据以往经验...
How to find a Java Memory Leak
...lass somewhere below. You have to draw the connection yourself.
jdk/jdk1.6.0_38/bin/jmap -histo:live 60030 > /tmp/60030istolive1330.txt
Instead of taking two heap dumps, take two class histograms, like as described above; Then compare the class histograms and see the classes that are increasi...
When do you use Java's @Override annotation and why?
...roject Specific Settings” -> Choose “Compiler Compliance Level” = 6.0, or higher.
I like to use this annotation every time I am overriding a method independently, if the base is an interface, or class.
This helps you avoiding some typical errors, as when you are thinking that you are ove...
How to solve javax.net.ssl.SSLHandshakeException Error?
...ificate in trustore. Default trustore java uses can be found in \Java\jdk1.6.0_29\jre\lib\security\cacerts, then if we retry to connect to the URL connection would be accepted.
2) In normal business cases, we might be connecting to internal URLS in organizations and we know that they are correct.
...
Determine if Android app is being used for the first time
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Beware for Android 6.0 (API 23 - Marshmallow) or above auto backup (developer.android.com/guide/topics/data/autobackup.html)is enabled by default. If the users uninstalls and then reinstalls the app the shared preferences will be recovered. So ...