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How to check file MIME type with javascript before upload?
I have read this and this questions which seems to suggest that the file MIME type could be checked using javascript on client side. Now, I understand that the real validation still has to be done on server side. I want to perform a client side checking to avoid unnecessary wastage of server res...
How many socket connections can a web server handle?
Say if I was to get shared, virtual or dedicated hosting, I read somewhere a server/machine can only handle 64,000 TCP connections at one time, is this true? How many could any type of hosting handle regardless of bandwidth? I'm assuming HTTP works over TCP.
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How to use R's ellipsis feature when writing your own function?
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I read answers and comments and I see that few things weren't mentioned:
data.frame uses list(...) version. Fragment of the code:
object <- as.list(substitute(list(...)))[-1L]
mrn <- is.null(row.names)
x <- list(......
How to replace NaN values by Zeroes in a column of a Pandas Dataframe?
...te(df.loc[idx[:,mask_1],idx[[mask_2],:]].fillna(value=0))
It's one line, reads reasonably well (sort of) and eliminates any unnecessary messing with intermediate variables or loops while allowing you to apply fillna to any multi-level slice you like!
If anybody can find places this doesn't work p...
Java Byte Array to String to Byte Array
... construct a string from it... it's not a byte[] data type anymore, it's already a string; you need to parse it. For example :
String response = "[-47, 1, 16, 84, 2, 101, 110, 83, 111, 109, 101, 32, 78, 70, 67, 32, 68, 97, 116, 97]"; // response from the Python script
String[] byteValues = re...
How can I remove a character from a string using Javascript?
...:
mystring.replace(/\/r/, '/')
Now for the excessive explanation:
When reading/writing a regEx pattern think in terms of: <a character or set of charcters> followed by <a character or set of charcters> followed by <...
In regEx <a character or set of charcters> could be one...
Is it a good practice to use an empty URL for a HTML form's action attribute? (action=“”)
... not authors. Authors must follow the author requirements. To quote How to read this specification:
In particular, there are conformance requirements that apply to producers, for example authors and the documents they create, and there are conformance requirements that apply to consumers, for ex...
Where to place JavaScript in an HTML file?
...ends placing JS at the bottom is because the browser must go into single-threaded mode while the JS loads and then executes. If the script is in the head or in the midst of the content, the browser will "pause" while it deals with the JS. By placing the JS at the bottom, the content will be loaded a...
The name 'ConfigurationManager' does not exist in the current context
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@calios or if you read the original question you can see that the questioner had already added the assembly to the project in the first version of the question. For this particular assembly and version of VS it was necessary to restart the ID...
How does the HyperLogLog algorithm work?
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Didn't quite understand the paper until I read this. Now it makes sense.
– josiah
Dec 9 '14 at 22:00
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