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How can I rename a field for all documents in MongoDB?
...d:x._id}, {$set:{"name.last":x.name.additional}, $unset:{"name.additional":1}});
}
}
db.foo.find().forEach(remap);
In MongoDB 3.2 you can also use
db.students.updateMany( {}, { $rename: { "oldname": "newname" } } )
The general syntax of this is
db.collection.updateMany(filter, update, optio...
Gradle to execute Java class (without modifying build.gradle)
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138
There is no direct equivalent to mvn exec:java in gradle, you need to either apply the applica...
How to set a timer in android
...not change the UI)?
Use this the Java way:
http://docs.oracle.com/javase/1.5.0/docs/api/java/util/Timer.html
13 Answers
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How do iOS Push Notifications work?
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edited May 9 '17 at 18:11
Sunny
51733 silver badges1616 bronze badges
answered Jun 23 '13 at...
What's the difference between comma separated joins and join on syntax in MySQL? [duplicate]
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edited Oct 24 '17 at 3:13
answered Nov 22 '13 at 6:28
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Get PostGIS version
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edited Mar 28 '13 at 20:19
Brad Koch
15.2k1717 gold badges9494 silver badges124124 bronze badges
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Android - border for button
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Step 1 : Create file named : my_button_bg.xml
Step 2 : Place this file in res/drawables.xml
Step 3 : Insert below code
<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/and...
Search in all files in a project in Sublime Text 3
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edited Mar 7 '16 at 9:28
kenorb
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HtmlString vs. MvcHtmlString
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118
HtmlString only exists in ASP.NET 4.
MvcHtmlString was a compatibility shim added to MVC 2 to...
Copying files from host to Docker container
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41 Answers
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