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Get the _id of inserted document in Mongo database in NodeJS
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As ktretyak said, to get inserted document's ID best way is to use insertedId property on result object. In my case result._id didn't work so I had to use following:
db.collection("collection-name")
.insertOne(document)
.then(result => {
console.log(result.ins...
WhatsApp API (java/python) [closed]
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Yowsup provide best solution with example.you can download api from https://github.com/tgalal/yowsup let me know if you have any issue.
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What is the command to exit a Console application in C#?
...rary that may be used in a web server), the code will not be portable. The best solution still is, in my opinion, to always use exceptions and/or return values that represent that the method reached some error/finish state. That way, you can always use the same code in any .NET environment, and in a...
jQuery access input hidden value
.../Guide/CSS/Writing_efficient_CSS
https://developers.google.com/speed/docs/best-practices/rendering?hl=it#UseEfficientCSSSelectors
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How to tell if a browser is in “quirks” mode?
... not enough to trigger quirks mode. It just won't display correctly.
The best resource I've found for determining how different browsers handle each doctype is here.
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Date vs DateTime
...ver operate in one time zone. Saving everything as datetime gives you the best of both worlds, including most critically, an easy way to avoid timezone nightmares if your server's timezone configs ever change... and starts writing data in ways you didn't anticipate. Datetime can save you there, da...
Comparing two strings, ignoring case in C# [duplicate]
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1st is more efficient (and the best possible option) because val.ToLowerCase() creates a new object since Strings are immutable.
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How to use Global Variables in C#?
...an be hard to debug with race conditions and many other "bad things", it's best to approach them from an angle where you're prepared to handle such bad things. So,
Wrap all such Global variables into a single static class (for manageability).
Have Properties instead of fields(='variables'). This...
CSS selector for text input fields?
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As @Amir posted above, the best way nowadays – cross-browser and leaving behind IE6 – is to use
[type=text] {}
Nobody mentioned lower CSS specificity (why is that important?) so far, [type=text] features 0,0,1,0 instead of 0,0,1,1 with input[typ...
Is the primary key automatically indexed in MySQL?
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Indexes are best used on columns that are frequently used in where clauses, and in any kind of sorting, such as "order by".
You might be working on a more complex database, so it's good to remember a few simple rules.
Indexes slow down...