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Convert Elixir string to integer or float
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How to use it in functions? My best solution is fn q -> {v, _} = Float.parse(q); v end which I don't like. I like to use it in Enum.map, e.g. list |> Enum.map(&String.to_float/1) but string.to_float doesn't work for integer numbers?
– Zhomart
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how do i remove a comma off the end of a string?
... Good suggestion. However, not all concatenations may take place in PHP. In my case, I am sending a Javascript concatenated string for PHP to unravel.
– Sablefoste
Sep 11 '15 at 19:49
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What is the difference between '/' and '//' when used for division?
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also python -Qnew. other division options: -Qold (default), -Qwarn, -Qwarnall
– John La Rooy
Nov 10 '09 at 0:13
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How to delete every other line in Vim?
...art in command mode.
Go to the beginning of the file by pressing gg.
Press qq.
Click arrow down and press dd after.
Press q.
Press 10000@q
PS: To go to command mode just press Escape a couple of times.
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How to search contents of multiple pdf files?
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@sjr no, while the pdfgrep solution is good for really quick and simple searches, often I want to get some context, as a single line won't be helpful enough -- so as I added to this answer: For instance, you can add the -C5 option before "your pattern" to include 5 lines of conte...
JavaScript equivalent to printf/String.Format
...s into an Array, whether it was originally or not, and the key will be the index (0, 1, 2...) of each array element coerced into a string (eg, "0", so "\\{0\\}" for your first regexp pattern).
Neat.
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git add only modified changes and ignore untracked files
...ng is nice when testing the expression. Then I can print the match inside square brackets to see that I am right.
– user877329
Jul 25 '15 at 8:30
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How to get the next auto-increment id in mysql
...om your SQL query.
Or
You can also use mysql_insert_id() to get it using PHP.
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How to force the browser to reload cached CSS/JS files?
...ate suggestions from John Millikin and da5id. This solution is written in PHP, but should be easily adapted to other languages.
Update 2: Incorporating comments from Nick Johnson that the original .htaccess regex can cause problems with files like json-1.3.js. Solution is to only rewrite if there ...
Should I use Vagrant or Docker for creating an isolated environment? [closed]
... application in a wide variety of envionment configs (different databases, php versions, caching backends etc), then I can easily do that with docker containers. But I cant see if my application will run properly in a windows IIS env, or on BSD or OSX.
– Mixologic
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