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What are naming conventions for MongoDB?
... in the following example:
use myDB
use myNewDB
Content from: https://docs.mongodb.com/manual/core/databases-and-collections/#databases
COLLECTIONS
Lowercase names: avoids case sensitivity issues, MongoDB collection names are case sensitive.
Plural: more obvious to label a col...
What does Class mean in Java?
...t and reflection (the feature of Java language used to introspect itself): https://www.oracle.com/technetwork/articles/java/javareflection-1536171.html
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Is there a PHP Sandbox, something like JSFiddle is to JS? [closed]
...play around with PHP code, try
http://phpfiddle.org/
http://ideone.com/
https://codeanywhere.net/
http://www.tehplayground.com/
http://sandbox.onlinephpfunctions.com/
http://codepad.org/
https://eval.in/
https://implode.io/ (permits attaching a version of the Laravel framework)
The most sophist...
How to get response status code from jQuery.ajax?
... a status code. If you do not understand jsons, please refer to the video: https://www.youtube.com/watch?v=Bv_5Zv5c-Ts
It explains very basic knowledge that let you feel more comfortable with javascript.
You can do it with shorter version of ajax request, please see code above:
$.get("example.url...
Conditional formatting based on another cell's value
...er to one specific cell.
This is supported in Google Sheets as of 2015:
https://support.google.com/drive/answer/78413#formulas
In your case, you will need to set conditional formatting on B5.
Use the "Custom formula is" option and set it to =B5>0.8*C5.
set the "Range" option to B5.
set the...
SVG drop shadow using css3
...rgba(0, 0, 0, .7));
/* Similar syntax to box-shadow */
}
<img src="https://upload.wikimedia.org/wikipedia/commons/c/ce/Star_wars2.svg" alt="" class="shadow" width="200">
<!-- Or -->
<svg class="shadow" ...>
<rect x="10" y="10" width="200" height="100" fill="#bada...
Are trailing commas in arrays and objects part of the spec?
...se the line written by another commiter. See the same question in Python : https://stackoverflow.com/a/11597911/968988
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What is “android.R.layout.simple_list_item_1”?
...r.android.com/reference/android/R.layout.html
(Updated link thanks @Estel: https://github.com/android/platform_frameworks_base/tree/master/core/res/res/layout )
You can actually view the code for the layouts.
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Why is a round-trip conversion via a string not safe for a double?
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
【教学】AppInventor2人工智能应用：Personal Image Classifier (PIC) Tool...
繁体中文原文：https://blog.cavedu.com/2019/08/27/app-inventor-image-classifier/
[color=var(--fs-experimental-link-color)][color=var(--fs-color-primary)]27
[size=0.8em]8 月
MIT App Inventor 團隊蠻早就發佈了 [color=var(--fs-experimental-link-color)]look extension，概念上...