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What Makes a Method Thread-safe? What are the rules?
...ble is that it is only visible from within the local scope, not that it is allocated on the temporary pool. It is perfectly legal and possible to access the same local variable from two different threads. You can do so by using anonymous methods, lambdas, iterator blocks or async methods.
Is th...
How to read a large file - line by line?
...open(input_file)
for line in f:
do_stuff(line)
f.close()
it does not allocate a full list. It iterates over the lines.
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How to send a JSON object over Request with Android?
... @primpop - Is there any chance that you might be able to provide a simple php script to go along with this? I tried implementing your code, but I for the life of me could not get it to send anything other than NULL.
– kubiej21
Apr 2 '12 at 8:22
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How to convert a SVG to a PNG with ImageMagick?
...esize x200 for height. See: imagemagick.org/script/command-line-processing.php#geometry for exhaustive ImageMagick geometry options.
– John
Jan 11 '15 at 22:45
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Show a popup/message box from a Windows batch file
...re some amazing examples of things you can do: dostips.com/forum/viewtopic.php?t=5311 The LocalDateTime example returns a value. Thanks for the idea!
– Jerry Jeremiah
May 26 '16 at 5:06
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Delimiters in MySQL
...s it through a programming language API to MySQL. Some other clients like PHPMyAdmin have other methods to specify a non-default delimiter.
Example:
DELIMITER $$
/* This is a complete statement, not part of the procedure, so use the custom delimiter $$ */
DROP PROCEDURE my_procedure$$
/* Now start...
embedding image in html email
...ere for simple example: oracle-base.com/articles/misc/EmailFromOraclePLSQL.php Note that this link does not show embedded images approach, but has detail to get you going.
– tbone
Mar 9 '12 at 15:19
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Prevent BODY from scrolling when a modal is opened
...
Inspired by: http://jdsharp.us/jQuery/minute/calculate-scrollbar-width.php
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How to start a background process in Python?
...not what you want in CGI-script. The problem is not specific to Python, in PHP community the problems are the same.
The solution is to pass DETACHED_PROCESS Process Creation Flag to the underlying CreateProcess function in win API. If you happen to have installed pywin32 you can import the flag fro...
How can I send an HTTP POST request to a server from Excel using VBA?
...wser of Bill the Lizard:
Most of the backends parse the raw post data. In PHP for example, you will have an array $_POST in which individual variables within the post data will be stored. In this case you have to use an additional header "Content-type: application/x-www-form-urlencoded":
Set objHT...