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File name? Path name? Base name? Naming standard for pieces of a path
I keep getting myself in knots when I am manipulating paths and file names, because I don't have a common naming system that I use.
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Pandas aggregate count distinct
Let's say I have a log of user activity and I want to generate a report of total duration and the number of unique users per day.
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How do I find the time difference between two datetime objects in python?
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>>> import datetime
>>> first_time = datetime.datetime.now()
>>> later_time = datetime.datetime.now()
>>> difference = later_time - first_time
>>> seconds_in_day = 24 * 60 * 60
date...
Use Visual Studio web.config transform for debugging [duplicate]
I want to use the Web.config transformation that works fine for publish also for debugging.
5 Answers
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Serializing object that contains cyclic object value
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Use the second parameter of stringify, the replacer function, to exclude already serialized objects:
var seen = [];
JSON.stringify(obj, function(key, val) {
if (val != null && typeof val == "object") {
if (seen.indexOf(val) >= 0) {
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Is it intended by the C++ standards committee that in C++11 unordered_map destroys what it inserts?
I've just lost three days of my life tracking down a very strange bug where unordered_map::insert() destroys the variable you insert. This highly non-obvious behaviour occurs in very recent compilers only: I found that clang 3.2-3.4 and GCC 4.8 are the only compilers to demonstrate this "feature"....
How to get a pixel's x,y coordinate color from an image?
Is there any way to check if a selected(x,y) point of a PNG image is transparent?
4 Answers
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XMLHttpRequest cannot load file. Cross origin requests are only supported for HTTP
I am getting the following error:
8 Answers
8
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Changing the cursor in WPF sometimes works, sometimes doesn't
On several of my usercontrols, I change the cursor by using
5 Answers
5
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How to encode URL parameters?
I am trying to pass parameters to a URL which looks like this:
4 Answers
4
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