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String concatenation vs. string substitution in Python
In Python, the where and when of using string concatenation versus string substitution eludes me. As the string concatenation has seen large boosts in performance, is this (becoming more) a stylistic decision rather than a practical one?
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Website screenshots
...eally want to only use php, I suggest you HTMLTOPS, which renders the page and outputs it in a ps file (ghostscript), then, convert it in a .jpg, .png, .pdf.. can be little slower with complex pages (and don't support all the CSS).
Else, you can use wkhtmltopdf to output a html page in pdf, jpg, wh...
How to calculate number of days between two dates
...dates taking from Date Picker control. I have selected start date 2/2/2012 and end date 2/7/2012. I have written following code for that.
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Why is there no String.Empty in Java?
I understand that every time I type the string literal "" , the same String object is referenced in the string pool.
11 An...
Display date/time in user's locale format and time offset
I want the server to always serve dates in UTC in the HTML, and have JavaScript on the client site convert it to the user's local timezone.
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Count the items from a IEnumerable without iterating?
Let's say I want iterate on those and write something like processing #n of #m.
19 Answers
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What exactly does big Ө notation represent?
I'm really confused about the differences between big O, big Omega, and big Theta notation.
6 Answers
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How to completely remove an issue from GitHub?
...entered in error"
At May 2018, original answer:
Three 8 years later, and closing issues remains the answer (still no deletion possible).
See "The Ghost of Issues Past", where GitHub advise to check and close:
issues opened over a year ago state:open created:<2013-01-01
the ones I'm invol...
Maximum execution time in phpMyadmin
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You can use code formatting to make it clear what is code and what is not as well :)
– span
Dec 13 '12 at 11:07
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LEN function not including trailing spaces in SQL Server
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Also for varchar etc. this can be collation dependant and not even a straight forward division by 2 is reliable. See example here
– Martin Smith
Jul 13 '13 at 11:33
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