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Accessing JPEG EXIF rotation data in JavaScript on the client side
... rotation, as set by the camera in JPEG EXIF image data. The trick is that all this should happen in the browser, using JavaScript and <canvas> .
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ImportError: No module named MySQLdb
...ations
With Ubuntu Server LTS 16.1, a full LAMP stack, Apache2 MySql 5.7 PHP 7 Python 3 and Django 1.10.2 I really struggled to find a good answer to this. In fact, I am still not satisfied, but the ONLY solution that worked for me is this...
sudo apt-g
PHP: How to check if image file exists?
...ted. And then, it will only work when allow_url_fopen is activated in your PHP config
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How can I get browser to prompt to save password?
...tton is clicked.
Then, binding a function to the button for ajax login. Finally, calling $('#loginForm').submit(); redirects to the signed-in page. If the signed-in page is current page, then you can replace 'signedIn.xxx' by current page to make the 'refresh'.
Now, you will find that the method fo...
Formatting a number with leading zeros in PHP [duplicate]
... from the page linked above, here's a sample "zero-padded integers":
<?php
$isodate = sprintf("%04d-%02d-%02d", $year, $month, $day);
?>
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What to do Regular expression pattern doesn't match anywhere in string?
...xpression. As you noticed, regular expressions enforce a certain amount of order. So what you need to do instead is to first match the CONTEXT of what you're trying to extract, then do submatching on the data you want.
EDIT: However, I will agree that in general, using an HTML parser is probably ea...
SQL Server: Query fast, but slow from procedure
...understanding, it's a great write up. e.g.
Slow way:
CREATE PROCEDURE GetOrderForCustomers(@CustID varchar(20))
AS
BEGIN
SELECT *
FROM orders
WHERE customerid = @CustID
END
Fast way:
CREATE PROCEDURE GetOrderForCustomersWithoutPS(@CustID varchar(20))
AS
BEGIN
DECLARE @LocCustID...
libpthread.so.0: error adding symbols: DSO missing from command line
... \
-lrt -lm -lpthread
Explanation: the linking is dependent on the order of modules. Symbols are first requested, and then linked in from a library that has them. So you have to specify modules that use libraries first, and libraries after them. Like this:
gcc x.o y.o z.o -la -lb -lc
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How to Convert Boolean to String
...at the type of the return value is; it may be boolean or something else. (Calling a function someone else wrote during debugging.) Your solution converts $res to boolean, whereas var_export can handle all possible types.
– user2443147
Jun 15 '14 at 18:47
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Get table column names in MySQL?
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How about this:
SELECT @cCommand := GROUP_CONCAT( COLUMN_NAME ORDER BY column_name SEPARATOR ',\n')
FROM INFORMATION_SCHEMA.COLUMNS
WHERE TABLE_SCHEMA = 'my_database' AND TABLE_NAME = 'my_table';
SET @cCommand = CONCAT( 'SELECT ', @cCommand, ' from my_database.my_table;');
PREPARE xCo...