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What is the difference between HTTP status code 200 (cache) vs status code 304?

... cache them (e.g. future-dated Expires or Cache-Control: max-age headers), and that at the time you triggered the new request, those cached objects were still stored in local cache and had not yet expired. 304s, on the other hand, are the response of the server after the browser has checked if a fi...
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'Microsoft.ACE.OLEDB.12.0' provider is not registered on the local machine

... I downloaded these components and they did not work for me, I had to download the Microsoft Access Database Engine 2010 Redistributable from here: microsoft.com/en-in/download/details.aspx?id=13255 I'm sure that's because I'm using MS Office 2013. Thanks ...
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Show/hide 'div' using JavaScript

For a website I'm doing, I want to load one div, and hide another, then have two buttons that will toggle views between the div using JavaScript. ...
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REST API error return good practices [closed]

... So at first I was tempted to return my application error with 200 OK and a specific XML payload (ie. Pay us more and you'll get the storage you need!) but I stopped to think about it and it seems to soapy (/shrug in horror). I wouldn't return a 200 unless there really was nothing wrong with ...
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SQL to determine minimum sequential days of access?

...n user has accessed a website (in a 24 hour UTC period). It has many thousands of records, but only one record per day per user. If the user has not accessed the website for that day, no record will be generated. ...
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Why is MySQL's default collation latin1_swedish_ci?

... He is Finnish , but Finnish and Swedish share almost the same special characters ,so they share the same case insensitive collation – kommradHomer Feb 26 '14 at 10:47 ...
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Remove unwanted parts from strings in a column

...a number such as the number 12? If I do x.lstrip('12') it takes out all 1 and 2s. – Dave Oct 26 '16 at 21:19 add a comment  |  ...
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usr/bin/ld: cannot find -l

I'm trying to compile my program and it returns this error : 14 Answers 14 ...
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How does TransactionScope roll back transactions?

...gration test where I will be inserting a number of objects into a database and then checking to make sure whether my method retrieves those objects. ...
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What are the differences between node.js and node?

...js. nodejs is what you want, however it is arguably better to have the command be called node for compatibility with scripts that use #!/usr/bin/env node. You can either just create a symlink in your path: sudo ln -s `which nodejs` /usr/local/bin/node Or you could install nvm and then use it to ins...