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ViewController respondsToSelector: message sent to deallocated instance (CRASH)
... hate putting out questions about my debugging and crashes. Because I usually handle them myself, but I just cannot get my way around this, even after viewing multiple questions already .
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How to detect escape key press with pure JS or jQuery?
...cated as of jQuery 3.0... you should use .off
– freefaller
Apr 24 '18 at 14:07
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show 9 more comments
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Is there a printf converter to print in binary format?
..._PATTERN"\n",
BYTE_TO_BINARY(m>>8), BYTE_TO_BINARY(m));
You need all the extra quotes unfortunately. This approach has the efficiency risks of macros (don't pass a function as the argument to BYTE_TO_BINARY) but avoids the memory issues and multiple invocations of strcat in some of the oth...
What is ANSI format?
...ghtly generic term used to refer to the standard code page on a system, usually Windows. It is more properly referred to as Windows-1252 on Western/U.S. systems. (It can represent certain other Windows code pages on other systems.) This is essentially an extension of the ASCII character set in that ...
Image fingerprint to compare similarity of many images
...d approach for improved comparison quality
A luminosity histogram (especially one that is separated into RGB components) is a reasonable fingerprint for an image - and can be implemented quite efficiently. Subtracting one histogram from another will produce a new historgram which you can process t...
What are the pros and cons of the leading Java HTML parsers? [closed]
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General
Almost all known HTML parsers implements the W3C DOM API (part of the JAXP API, Java API for XML processing) and gives you a org.w3c.dom.Document back which is ready for direct use by JAXP API. The major differences are usually to b...
How to make “if not true condition”?
... then ....
OR
if (( ! $(grep -c "sysa" /etc/passwd) )) ; then ....
Finally, there is an award called the Useless Use of Cat (UUOC). :-) Some people will jump up and down and cry gothca! I'll just say that grep can take a file name on its cmd-line, so why invoke extra processes and pipe construc...
Should you declare methods using overloads or optional parameters in C# 4.0?
...hat is going to be the recommended way to declare methods that do not need all parameters specified?
13 Answers
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Pythonic way to check if a file exists? [duplicate]
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It seems to me that all other answers here (so far) fail to address the race-condition that occurs with their proposed solutions.
Any code where you first check for the files existence, and then, a few lines later in your program, you create it...
How do I remove a big file wrongly committed in git [duplicate]
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The command you are looking for is filter-branch. It allows you to permanently remove files from an enlistment. This blog has a great tutorial on how to remove problematic files from the repository
http://dalibornasevic.com/posts/2-permanently-remove-files-and-folders-from-a...