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Is mathematics necessary for programming? [closed]
...ic foundations, spotting connections between concepts — has been a tremendous help when I have tackled large and complex programming projects.
Consider the way athletes train for their sport. For example, footballers no doubt spend much of their training time on basic football skills. However, t...
Safely override C++ virtual functions
...
Since g++ 4.7 it does understand the new C++11 override keyword:
class child : public parent {
public:
// force handle_event to override a existing function in parent
// error out if the function with the correct signature do...
PHP function to build query string from array
... value pairs. Please note, I am looking for the built in PHP function to do this, not a homebrew one (that's all a google search seems to return). There is one, I just can't remember its name or find it on php.net. IIRC its name isn't that intuitive.
...
List to array conversion to use ravel() function
...ut wouldn't you need to get an array out of this no matter what? I guess I don't follow how you wouldn't get either command to generate a new array object.
– fgb
Apr 7 '13 at 22:29
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How to remove the first and the last character of a string
.../";
var result = yourString.slice(1,-1);
console.log(result);
Documentation for the slice and substring.
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Why do I get “unresolved external symbol” errors when using templates? [duplicate]
...member functions in
the template's source file as
"inline" (Update: [this does not work on Visual Studio 2017+]), or
define the member
functions in the template's source
with the "export" keyword.
Unfortunately this isn't supported
by a lot of compilers. (Update: this has been removed from the sta...
Convert datetime to Unix timestamp and convert it back in python
...-01T06:00:00Z are the same time.
You need to read the top of the datetime docs, which explain about timezones and "naive" and "aware" objects.
If your original naive datetime was UTC, the way to recover it is to use utcfromtimestamp instead of fromtimestamp.
On the other hand, if your original na...
How can I check MySQL engine type for a specific table?
...
@Greg, Btw why doesn't engine info show up when we do show full columns from t1?
– Pacerier
Nov 13 '17 at 2:13
add ...
Markdown open a new window link [duplicate]
I'm trying to edit a website which uses a modx cms, and it's using Markdown. Now I would like to open a new link into another window.
...
Editing dictionary values in a foreach loop
...erator, and any iterator associated with the keys or values collection.
I do see your point, but at the same time it would be odd if the values collection could change mid-iteration - and for simplicity there's only one version number.
The normal way of fixing this sort of thing is to either copy ...