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What does “Document-oriented” vs. Key-Value mean when talking about MongoDB vs Cassandra?
...ry and are well suited for content oriented applications (which is why big sites like Facebook or Amazon like them).
Other kinds of NoSQL databases include column-oriented stores, graph databases and even object databases. But this goes beyond the question.
See also
Comparing Document Databases ...
Declare and initialize a Dictionary in Typescript
... guess this is a bug in TypeScript, so you should raise one at the project site.
You can make use of the typed dictionary by splitting your example up in declaration and initialization, like:
var persons: { [id: string] : IPerson; } = {};
persons["p1"] = { firstName: "F1", lastName: "L1" };
person...
Get a UTC timestamp [duplicate]
...method above at http://jsfiddle.net/JamesFM/bxEJd/, and verify with http://www.unixtimestamp.com/ or by running date +%s on a Unix terminal.
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Infinity symbol with HTML
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@FranciscoCorralesMorales also MDN site is very good and increasing in data available.
– PhoneixS
Jun 25 '14 at 15:07
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How do I copy to the clipboard in JavaScript?
...browser coverage.
Here is a simple example (may not work embedded in this site, read "important" note above):
function fallbackCopyTextToClipboard(text) {
var textArea = document.createElement("textarea");
textArea.value = text;
// Avoid scrolling to bottom
textArea.style.top =...
How do I measure request and response times at once using cURL?
...re total time:
curl -o /dev/null -s -w 'Total: %{time_total}s\n' https://www.google.com
Sample output:
Option 2. To get time to establish connection, TTFB: time to first byte and total time:
curl -o /dev/null -s -w 'Establish Connection: %{time_connect}s\nTTFB: %{time_starttransfer}s\nTotal:...
ros 基本调试 - 更多技术 - 清泛网 - 专注C/C++及内核技术
ros 基本调试原文地址：http: www.reactos.org wiki Debugging欢迎拍砖。。本文讲述了调试ROS的各种方法和必要步骤。目录1.简介2.可用的调试方法2.1通...原文地址：http://www.reactos.org/wiki/Debugging
欢迎拍砖。。
本文讲述了调试ROS的各种方...
scp or sftp copy multiple files with single command
...re my source is a very sparse directory with things like "hosts" and nginx/sites-available etc ?
– Tomachi
Apr 20 '18 at 13:21
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Evil Mode best practice? [closed]
...
Thanks too. Wikemacs will come back. The site is under maintainance, hopefully not for too long again.
– Ehvince
Automatically plot different colored lines
...automatically for you) through MATLAB's default colormap.
From the MATLAB site on hold:
hold all holds the plot and the current line color and line style so that subsequent plotting commands do not reset the ColorOrder and LineStyleOrder property values to the beginning of the list. Plotting co...