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Adding a parameter to the URL with JavaScript

...rch = params; } This is approximately twice as fast as a regex or search based solution, but that depends completely on the length of the querystring and the index of any match the slow regex method I benchmarked against for completions sake (approx +150% slower) function insertParam2(key,valu...
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Using Django time/date widgets in custom form

...css"/> <link rel="stylesheet" type="text/css" href="/media/admin/css/base.css"/> <link rel="stylesheet" type="text/css" href="/media/admin/css/global.css"/> <link rel="stylesheet" type="text/css" href="/media/admin/css/widgets.css"/> This implies that Django's admin media (AD...
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How to parse a query string into a NameValueCollection in .NET

... to HttpUtility.ParseQueryString because it does not decode the values (so base64 encoded values are preserved) – CRice Jul 7 '17 at 1:30 1 ...
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Random number generator only generating one random number

... @Florin - there is no difference re "stack based" between the two. Static fields are just as much "external state", and will absolutely be shared between callers. With instances, there is a good chance that different threads have different instances (a common pattern)...
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Why can't (or doesn't) the compiler optimize a predictable addition loop into a multiplication?

...that the address of the array was saved in a register so it could optimize based upon that, but the debugger simply knew the address of a constant. Thus, before a statement MyArray[0] = 4; I could check the adddress of MyArray, and look at that location before and after the statement executed; it w...
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What's the fastest way to delete a large folder in Windows?

...r /s/q foldername This is nearly three times faster than a single rmdir, based on time tests with a Windows XP encrypted disk, deleting ~30GB/1,000,000 files/15,000 folders: rmdir takes ~2.5 hours, del+rmdir takes ~53 minutes. More info at Super User. This is a regular task for me, so I usually ...
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How to get client's IP address using JavaScript?

... ts=1575967108.245 visit_scheme=https uag=Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.169 Safari/537.36 Hypothesis-Via colo=SJC http=http/1.1 loc=US tls=TLSv1.3 sni=plaintext warp=off Limitations: Returns plain text DB-IP Try it: http://api.d...
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Flattening a shallow list in Python [duplicate]

...Lott: You inspired me to write a timeit app. I figured it would also vary based on the number of partitions (number of iterators within the container list) -- your comment didn't mention how many partitions there were of the thirty items. This plot is flattening a thousand items in every run, with ...
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In C/C++ what's the simplest way to reverse the order of bits in a byte?

...y be more cache efficient than the large one. On my Core2 a cache line is 64 bytes wide, the full table would span multiple lines, whereas the smaller table easily fits one a single line. – deft_code Oct 1 '11 at 14:20 ...
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Create an empty list in python with certain size

...ect. So unless you simply want 10 copies of the same object, use the range based variant as it creates 10 new objects. I found this distinction very important. – Mandeep Sandhu Apr 23 '18 at 18:29 ...