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Игорь Фесенко "What’s New in C# 7.0"
The document outlines various new features in C# 7.0, VB 15, and ECMAScript 2015, as presented by Igor Fesenko from SoftServe Inc. It includes links to resources and discussions related to programming languages and their design notes. Additionally, it provides contact information for inquiries related to the topics discussed.
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Игорь Фесенко "What’s New in C# 7.0"
- 1. What is Newin C# 7.0 Igor Fesenko SoftServe Inc
- 2. What is Newin VB 15 Igor Fesenko SoftServe Inc
- 3. What is Newin ECMAScript 2015 Igor Fesenko SoftServe Inc
- 4. What is Newin C# 7.0 Igor Fesenko SoftServe Inc
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- 24. How to pronounce“tuple”?
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- 31. New Features inC# 7.0 docs.microsoft.com C# 7.0 language design notes The official repo for the design of the C# programming language
- 32. Questions @ky7m | ifesenko.com| ifesen@softserveinc.com
Editor's Notes
- #10 https://tryroslyn.azurewebsites.net/#b:master/f: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
- #14 https://tryroslyn.azurewebsites.net/#b:master/f:r/K4Zwlgdg5gBAygTxAFwKYFsDcBYAUKSWRFDAOgGEB7AG2tQGNkxKIRSBxVCVAJzHpz5w0GCgCGTejHJj6AC1QBZMRDFRegvAAdgAI2r8Y9amJAhpMAN54YtmDbsA3SmAAmMAPIRqCD8GQAFJT+MJDIMGIANMHhYTC6kTAxoRDh9ACUDrbWuHZ5ETAAvPFFRqUArIJ5AL5Z9rl2OvqGzm4wigHp9Xk5+XYA9P1JIY5iPCB1eWGkACo8CAAKYyCoAQBE5WvRIXFg6VV9MK7B+qiz80vjqxtbyaM8R/uTds+2rgxg6GLU54vL15tEskAPpPBp9V6hABmARk8jOcwQnGQADVvsBriBgOgtsNwvcYFCeJR0HCFOlMuD8r1DlNSkSSWTUAc+rUqXkGaTZApSgBGAAMLLykMGRzAIHoY1cE3ZL1ltmBFSFwvlnm8vn8QRCwKB2t14VByrltNFADFgBB6AAeMKRMIAPkJFqkxUVhUdwKFbLyota7hRLlcnSKHtKAbcnUEbLwxlM5iZylU6h4eBptiaBik4kkMAAIvwmCwxggrSg+NA7alHUzSpDuAB3PMF5iqeal5DlqCJB11NP5ADaayxOIAuhU6tUo0A==
- #16 https://tryroslyn.azurewebsites.net/#b:master/f:r/K4Zwlgdg5gBCAuBDeYDGMDKBPBBTAtgHQDCA9hCKQDa4DcAsAFAAOwARlWjKlYiCDABKuSsABOqXEwDeTGPJisOXYaIm4AFAEoYAXgB8MAOpiw8XABlImgCQAiVPFJiY0iIny5SAMw2rS4pJaAL52WgyMCjAAfv6BmjoGxqbmVhC2dt6QiJwAXrgubh5evnHqIWERUXIKzKYAbsi4MJDwMAD6+JDA5iBVCjXySpzorTAAEgFiAoOus1FQuG1Jnd29MAD0MABsAAz9UfIgS3qGqxA9InowjVTAzQBUO/uzwbOzw1xspNQwAJIgACiiDEVCwpw6XQu6wAPLoYABGACsEWCQA==
- #17 https://tryroslyn.azurewebsites.net/#b:master/f:r/K4Zwlgdg5gBAygTxAFwKYFsDcBYAUAB2ACMAbMAYxnJIEMQQYBhGAbzxg5gDcB7MAExgBZABQoATpFj4a4mugCUrdp1VgAZiJlz0MALx6YEYCRIKVqjm1yXbMZAAtxPAO5HUbgILiowdKghkADkTEgBRAA9yVHxkMB4IEQh5VB5NbXkFBRwbOwBfdgtLLlluGhJ9GAysItVazgB6BpLxMorDapgAfi77J1d3Lx8/AODQyOjY+MTk/zStWUzs+o4VmCaYAH1Kzp6+5zcIDxhvX39AkNMJmLiEpJT56qycuxg1xgSQHhJUADoAdUkaAAMpBUCISmYXpwCrg8kA
- #19 using System.Threading;using System.Threading.Tasks;using static System.Console;namespace AsyncReturnTypes{ class Program { private static bool _cache; private static int _cacheResult; static void Main() { WriteLine($"Main Thread Id: {Thread.CurrentThread.ManagedThreadId}"); var result = AsyncCall().Result; WriteLine(result); WriteLine("-----------"); WriteLine("2nd attempt"); result = AsyncCall().Result; WriteLine(result); } private static ValueTask<int> AsyncCall() { WriteLine($"AsyncCall Thread Id: {Thread.CurrentThread.ManagedThreadId}"); return _cache ? new ValueTask<int>(_cacheResult) : new ValueTask<int>(LoadCache()); } private static async Task<int> LoadCache() { WriteLine($"LoadCache. Cache miss. Thread Id: {Thread.CurrentThread.ManagedThreadId}"); await Task.Delay(100); _cache = true; _cacheResult = 5; return _cacheResult; } }}
- #21 https://tryroslyn.azurewebsites.net/#b:master/f: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=
- #23 https://tryroslyn.azurewebsites.net/#b:master/f: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 https://tryroslyn.azurewebsites.net/#b:master/f:r/A4VwRgNglgxgBDCBDAziuBhOBvAsAKDiLhQBclTY4AnAUwDM4oA7UuAMQHtOAKOxlmygBKAsRxjxxOqRDVmNBnGa0A7k1YBtALo4ADAF9Ne7QG5JRAwQslyleCGYok9WooGs4AISTUeowmI8QKkNNgBPOABeOD1zEKkZOQV+Dm4+JXDhePErfAMgA=== https://tryroslyn.azurewebsites.net/#b:master/f:r/K4Zwlgdg5gBAygTxAFwKYFsB0BhA9gG31QGNkxcIRMBxVCVAJzGIG4BYAKFElhQEMyxeEjRY8lAqnYcADsABG+ZjGL4+IEDGwwA3pxgGYcxcoaoAZjEjIYAWQAUuYDeswAHgEpd+w75++DM0tXADc+fBgAXhggmAAxSAATewBGABoYegB3AG0AXV0YdJgAJgyAZhgAXw9pAMMAGTAUAB5rAD5M4HR5Rk1o7Jgm1o7ClOq6+pgAemnY1xASCkSomIsunr6cgAY8yfrOfwDXPlXt/YD5iBt5Vdi+C99b6IBWR8MAdSY0Jvp7ABIAER8SI6PhVNLyUHyCFhfCguFVQG1I5+DhTGCowwJCDJYrZfJjapeADU0RS5yxBipmPRUzMyGADAga0sDicNk8LBm0xgtwA+kcqlj9ABIK42HHJVwQbq9BgZayE2WbBggLyRTqxFXykA7Pa0qpAA
- #27 https://tryroslyn.azurewebsites.net/#b:master/f:r/K4Zwlgdg5gBAygTxAFwKYFsDcBYAUKSWFAQ2TAGN4k10A6AYQHsIRGAbVHfcaKlDBuw7kyzELQDiqCKgBOFLniW5lqlbgAOwAEZsKMcm2IgQMejDwBvPDFswtu/QDdGYACYwAsgAoAlBdw7GGtAoLsAFWANDgAeSGQAGniAPhh2N0jo1BgAXhgZAHcYTNj4hJgU7wBGBIAmXy4wu28y+P9Ckuy86rqGmyaAgZgAemGOqI5ctLYMic5+poWwpaCnYlkKqcKYADViNmBUTriIRIrT5J76xrsASFlUADMYFtOYYnL4mG1/Ym0ph7PMA3Jp/WjEKYAVhBYVGACphis7EjbAARCiiCDrBAxV6JNoJFDyaCpNwYsDMbEwoIomAAdXkaAAMpBUN50p0+qEmgywMzWd5xlkuUEAL54UVAA== https://tryroslyn.azurewebsites.net/#b:master/f:r/K4Zwlgdg5gBAygTxAFwKYFsDcBYAUKSWFAQ2TAGN4k10A6AYQHsIRGAbVHXAB2ACM2FGOTbEQIGPRh4A3nhgKYvAUIBujMABMYAWQAUASmm5FMOSdOLIyGMQA0fLpcV77fIwF4YegAx2AjAZOzsYhMKrEAE7eAB52CJ7efoHBzvIhEdE2Xnr+dgBMdgDMdgAsdgCsdgBsdgDsdgAcQelpFs4A6pFgaAAykKh6ACQARDLEAL52MnxTMjFzCHPIEyMt7TATraGKAPQAVNt61jAcAGbIdjAn3VAAFshGAOKoyP3oPSCG2+Zhka/ASIQbx5fLrUxbDb7XZ4CZAA= https://tryroslyn.azurewebsites.net/#b:master/f:r/K4Zwlgdg5gBAygTxAFwKYFsDcBYAUKSWFAQ2TAGN4k10A6AYQHsIRGAbVHXAB2ACM2FGOTbEQIGPRh4A3nhgKYvAUIBujMABMYAWQAUASmm5FMOSdOLVxAE4w9ADwA0CIwF4YEVAHcYABQ0IZD0ARicAJgMuS0V5GJgAdRswNAAZSFQ9ABIAIhkHAF8nGQQCnKi4hQK8atw8FBtgcmR/QORZSqV+QUpNRm7UGAANMxgoVGRMGFrTZR6YPoGYAE1R8cnpvE65oQDIYP2YZxhD11GRjwcp1Y8EKdrt7rUNbQARVHJmBqbg/pbFgSDY5/Bb9QEwM4yI4wDxDKYIGEre41IA https://tryroslyn.azurewebsites.net/#b:master/f:r/MYGwhgzhAEDKCmAnAbgS2PAwtA3gWAChpoAHRVZMAF3mgEkEV14BBaAfQiTQxYG5CxMhWq0G3ZgCEOXJhkkCi0QaQCuAIxDo4EjJgAU4ua2iyerADT1G56WakBKaAF4AfCuL7OuyzJ+SnZ2h9e14rUPgAxQBfQjiCVAA7GkQAMzAMax82HFiE5KR0zKNbXGigA== https://tryroslyn.azurewebsites.net/#b:master/f:r/A4VwRgNglgxgBDCBDAziuBhOBYAUAbzzmLgDcB7KAEzgDFzyAeAFQD4AKZuADwBo4uATwCUcfAF8iJKcVCRYZSjQCy7UTLEaScdmEEAXAKb89R0dzgBeHQAZ+N4QG4tJXQeNxTh4QH44gq1t7JxdienJ2PiC4Byc4AHp4uAB5AGlQugZ2QX52OxjhOMS4AFEAJzLyMo1JXHEgA==
- #30 https://tryroslyn.azurewebsites.net/#b:master/f: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 https://tryroslyn.azurewebsites.net/#b:master/f:r/K4Zwlgdg5gBCAuBDeYDGMDKBPBBTAtgHQDCA9hCKQDa4DcAsAFAAOwARlWjKlYiCDGIwmAbyYwJMAG6kwAExgAxUqQAUkeAH4YiAJTjJYxpJMwA6gCcw8XABlIuVasQwwAquVhVdMbVRgAXDAAjLq0wsamEpbWdg5OLm5w8FbQcD7aAkEIqVCEAKL4zPBYYREmAL5MFUA=== https://tryroslyn.azurewebsites.net/#b:master/f:r/MYGwhgzhAEDC0FgBQBvZ0PQG4HsCWAJtALIA8AKgHwAU50ALgJSJKbRqtuZ4Bm019aHhixmKaAF9oAemnQcAa3RcMvfoOFxowMZJlzYAZQAcARgBMp6AC4APsowTkEoA https://tryroslyn.azurewebsites.net/#b:master/f:r/K4Zwlgdg5gBAygTxAFwKYFsDcBYAUKSWRFDAOgGEB7AG2tQGNkxKIRSBxVCVAJzHpz5w0GCgCGTevCRp0FFiBqpBeVbjUb1WgA7AARtX4x61MSBAxyMPAG88MBzF0GjAN0pgAJjACyACgBKa1xHGDsQ0MdXMR4YSj0AKxgAXhgAIgBWNMFIxzgAdzBkegALAAUJNB5WP3iEgJzHAF97R1aHdy94QuLyyt4auoZkOMThgBVKcdQUAPbI8NzckB7SmFqxxknp2fmlsL39x3ozVBhIEbAYfJKuc5TUjIAuQ6PIgHU+NAAZSFQ/AAkaQAZpRgBBvMhbqIGDxUMg0g1Xm9HHo4WIANaNFFtCI4hwnEBnC7nF54/GhT5FVC/biAkFgiEwMQQc4QEY2MBNRHYimo9FY5H7IVLQlnCDAWhkvmRKE8Sj5GDcRUAQR4UGA6C4yAAcpLqABRAAe9FQ2iYLD8EDEWsowI2CQmUxmyACSPJOJFuTFomQfBEFhudxQ/qgpAAkiA9bQAPI8A3oc0IPwgALSmWOKk/P5+NJQs4YJO+0M8r1HNGoTG8z0elE+kOEUTpjMwLM0nNAgBijO8YmLjZsIG57pbDgrVbLoUnx1OMDKHnZTmut1Z2lIAA0HjAAAwwABke6cpAAmlvt82M23af8uz3mU4FwiR6Px4La29pwTZ+GDRKtTwxAMVAAB4LgAPjZZBfhQC8ZVfasUU/YxZ2iWJKFgvkrxzSgOHhcYEG0f43QQil4KQ4V3yOAB6KifT8C4ABoLiCZBgG0OgnhgMjKJrGVPFQYExElZAMIpLC6SBHVKHOfizBgBB4VLHiUW4nEWko9T1LwENgEYOdH1seZnEMKRPDBICYE3GwYCgeFMBhZB7PU0JjKMMz9DoGBT2s2zHIcpy8CaIA==