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“Ago” date/time functions in Ruby/Rails
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As of Rails 3 its now 10.minutes.ago instead of mins.
– cbron
Jan 13 '12 at 15:47
4
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How to send JSON instead of a query string with $.ajax?
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You need to use JSON.stringify to first serialize your object to JSON, and then specify the contentType so your server understands it's JSON. This should do the trick:
$.ajax({
url: url,
type: "POST",
data: JSON.stringify(data),
conten...
How to convert existing non-empty directory into a Git working directory and push files to a remote
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abyx's instructions appears to work. Do I now run: git config branch.master.remote origin and git config branch.master.merge refs/heads/master and what I will end up with will be exactly the same as if I cloned the remote repository? ie git pull and git push will j...
Best Practice: Access form elements by HTML id or name attribute?
...Form is the name of your validation function... but you can name it myFunc if you really, really want to). The important point is that validateForm() should return false whenever the form is not valid, as well as indicating the problem field(s) to the user. It should return true when the form data...
What are Aggregates and PODs and how/why are they special?
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How to read:
This article is rather long. If you want to know about both aggregates and PODs (Plain Old Data) take time and read it. If you are interested just in aggregates, read only the first part. If you are interested only in PODs then you must first read the definition, implic...
Strings in a DataFrame, but dtype is object
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can I get datatype returned as string, somehow. I know I can always use type(df["column"].iloc[0]), but it may so happen that it is nan
– user1953366
Apr 28 '19 at 8:12
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Check time difference in Javascript
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I never know if dates in this format will be parsed as d/m/y or m/d/y. The official formats accepted are here (whatever Date.parse() accepts is valid), developer.mozilla.org/en/JavaScript/Reference/Global_Objects/…
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Error - trustAnchors parameter must be non-empty
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This bizarre message means that the truststore you specified was:
empty,
not found, or
couldn't be opened (due to access permissions for example).
See also @AdamPlumb's answer below.
To debug this issue (I wrote about it here) and understand what truststore is being used you...
MongoDB - Update objects in a document's array (nested updating)
...at this will only increment the first matched subdocument in any array (so if you have another document in the array with "item_name" equal to "my_item_two", it won't get incremented). But this might be what you want.
The second part is trickier. We can push a new item to an array without a "my_...
How to unpack and pack pkg file?
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Packages are just .xar archives with a different extension and a specified file hierarchy. Unfortunately, part of that file hierarchy is a cpio.gz archive of the actual installables, and usually that's what you want to edit. And there's also a Bom file that include...