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How to Detect if I'm Compiling Code with a particular Visual Studio version?
...wever if MS, did modify the _MSC_VER with compiler updates, service packs, etc (I don't think they ever have), then the == 1500 check could break. Which is why I've coded it that way.
– display101
Dec 9 '13 at 17:02
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Generating a PNG with matplotlib when DISPLAY is undefined
...> matplotlib.matplotlib_fname()
# This is the file location in Ubuntu
'/etc/matplotlibrc'
Then modify the backend in that file to backend : Agg. That is it.
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How do I tidy up an HTML file's indentation in VI?
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FYI, tidy chokes if the HTML includes SVG (e.g., charts, etc.).
– Alex Quinn
Jan 24 '17 at 22:49
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throw Error('msg') vs throw new Error('msg')
...es act like a factory, like some other native constructors: Array, Object, etc. all check something like if (!(this instanceof Array)) { return new Array(arguments); }. (But note that String(x) and new String(x) are very different, and likewise for Number and Boolean.)
That said, in case of an erro...
Rolling median algorithm in C
... first idea partitions the data into two data structures (heaps, multisets etc) with O(ln N) per insert/delete does not allow the quantile to be changed dynamically without a large cost. I.e. we can have a rolling median, or a rolling 75% but not both at the same time.
Segment tree
The second idea...
How to refer to relative paths of resources when working with a code repository
...roject refer to one of the non-Python resources in the project (CSV files, etc.)?
8 Answers
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How to validate an Email in PHP?
...ess can contain UTF-8 characters or special domain names like .live, .news etc.
Also I find that some email address can be on Cyrilic and on all cases standard regex or filter_var() will fail.
That's why I made an solution for it:
function valid_email($email)
{
if(is_array($email) || is_nume...
Do htmlspecialchars and mysql_real_escape_string keep my PHP code safe from injection?
...a set of functions to check that inputs are integers, floats, alphanumeric etc. But when it comes to SQL, heed most the value of the prepared statement. The above code would have been secure if it was a prepared statement as the database functions would have known that 1 OR 1=1 is not a valid lite...
Xcode build failure “Undefined symbols for architecture x86_64”
...on
I had several targets in Xcode with several schemas ( Production , Dev etc ) .. some of my newly added implementation ( Class.m ) were missing in
Xcode->Targets->Build Phases->Compile Sources
So I had to add them manually.
then I could compile & build successfully.
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Efficient way to apply multiple filters to pandas DataFrame or Series
...i'd used: df[f_2 & f_3 & f_4 & f_5 ] with f_2 = df["a"] >= 0etc. No need for that function... (nice use of higher order function though...)
– A. Rabus
Aug 29 '19 at 8:29
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