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How can I deploy/push only a subdirectory of my git repo to Heroku?

...uction also, every refresh of the engine wants to update your rails stack -_- only solution I've found is to use the engine as a /vendor symlink in development, and actually copy the files for production The solution The app in question has 4 projects in git root: api - depending on the profil...
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What does an exclamation mark mean in the Swift language?

...://developer.apple.com/library/content/documentation/Swift/Conceptual/Swift_Programming_Language/TheBasics.html#//apple_ref/doc/uid/TP40014097-CH5-XID_399 share | improve this answer | ...
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What is the “FS”/“GS” register intended for?

...l post. Other than that, it's a good response. – code_dredd Dec 6 '15 at 8:16 5 ...
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Java 8 Streams: multiple filters vs. complex condition

... 8 CPU 1 GB RAM OS version: 16.04.1 LTS (Xenial Xerus) java version: 1.8.0_121 jvm: -XX:+UseG1GC -server -Xmx1024m -Xms1024m UPDATE: Java 11 has some progress on the performance, but the dynamics stay the same Benchmark mode: Throughput, ops/time ...
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STL or Qt containers?

...ngs, QString offers much more complete functionality compared to std::basic_string and it is completely Unicode aware. It also offers an efficient COW implementation, which I've come to rely on heavily. Qt's containers: offer the same COW implementation as in QString, which is extremely useful w...
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In Firebase, is there a way to get the number of children of a node without loading all the node dat

...ts/-JRHTHaIs-jNPLXOQivY/upvotes'); upvotesRef.transaction(function (current_value) { return (current_value || 0) + 1; }); For more info, see https://www.firebase.com/docs/transactions.html UPDATE: Firebase recently released Cloud Functions. With Cloud Functions, you don't need to create your ow...
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How can I properly handle 404 in ASP.NET MVC?

... as well Here's how I handle http exceptions: protected void Application_Error(object sender, EventArgs e) { Exception exception = Server.GetLastError(); // Log the exception. ILogger logger = Container.Resolve<ILogger>(); logger.Error(exception); Response.Clear(); Http...
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What's the difference between event.stopPropagation and event.preventDefault?

...: <div id="a"> <a id="b" href="http://www.google.com/" target="_blank">Google</a> </div> <p id="c"></p> JavaScript: var el = document.getElementById("c"); function capturingOnClick1(ev) { el.innerHTML += "DIV event capture<br>"; } function captur...
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What is “callback hell” and how and why does RX solve it?

...de looks like this ( Scala.js ) : def render: Unit => VdomElement = { _ => <.div( <.hr, <.h2("Note Selector"), <.hr, <.br, noteSelectorTable.comp(), NoteCreatorWidget().createNewNoteButton.comp(), NoteEditorWidget(selectedNote.updates()).comp(), ...
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常用Linux命令详解(持续更新) - 更多技术 - 清泛网 - 专注C/C++及内核技术

...。范例如下: 显示当前目录的内容 [root@KEDACOM ~]# ls NRU_CMU_DISK_SIZE_NOTIFY2008 anaconda-ks.cfg install.log install.log.syslog 显示名称以“.”开头的隐藏文件 [root@KEDACOM ~]# ls -a .bash_histor .bash_profile .cshrc .ssh NRU_CMU_DISK_SIZE_NOTIFY2008 install...