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How do I remove  from the beginning of a file?
...sequence of characters, it is a single character. If the file is in UTF-8, then the character is represented in three bytes. If the file is in UTF-8, then viewing it in another encoding (i.e., one in which EF BB BF appears where the BOM should be) is an error. To remove the BOM from a UTF-8 file, on...
How to select rows that have current day's timestamp?
...71 100 Using where; Using filesort
It filters all (6671) rows and then does a filesort (that's not a problem as the returned rows are few)
Version 2 with timestamp <= ? AND timestamp < ?
EXPLAIN
SELECT * FROM test
WHERE timestamp >= CURDATE()
AND timestamp < CURDATE() + I...
How to change or add theme to Android Studio?
...e, I recommend "Material Theme UI" click on the green button "Install" and then restart after installation.
– Aamer Shahzad
Apr 14 '17 at 6:35
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HTTP status code for a partial successful request
...of the WebDAV extension, so if you don't have control over the client too, then this isn't good for you. If you do, you could do something like so:
<?xml version="1.0" encoding="utf-8" ?>
<D:multistatus xmlns:D='DAV:'>
<D:response>
<D:user>user-123</D:us...
Saving image from PHP URL
....I mean when a new gif image come to the url (“example.com/image.php”) then our script automatically fetch the new image and store it to my directory?
– riad
Apr 7 '09 at 8:26
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Replacing blank values (white space) with NaN in pandas
...if isinstance(x, str) else x).replace('', np.nan)
You can strip all str, then replace empty str with np.nan.
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How to check if a view controller is presented modally or pushed on a navigation stack?
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This does not work if you present a view controller then it pushes another one.
– Lee
Nov 12 '15 at 13:58
3
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scipy.misc module has no attribute imread?
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Orz, but if I install PIL, then it will give me <PngImagePlugin.PngImageFile...
– Allan Ruin
Nov 10 '14 at 9:24
21
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JQuery .each() backwards
I'm using JQuery to select some elements on a page and then move them around in the DOM. The problem I'm having is I need to select all the elements in the reverse order that JQuery naturally wants to select them. For example:
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echo that outputs to stderr
... FYI: if you want to format or do anything besides simply echo the string then you'll have to move the redirect back to the end. For example errcho(){ >&2 echo $@|pr -To5;} won't work. To do something like that you'll have to put the redirect somewhere after the last pipe like: errcho(){ e...