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Determining Whether a Directory is Writeable
...sting a directory for just the write bit isn't enough if you want to write files to the directory. You will need to test for the execute bit as well if you want to write into the directory. os.access('/path/to/folder', os.W_OK | os.X_OK) With os.W_OK by itself you can only delete the directory (and ...
Pickle incompatibility of numpy arrays between Python 2 and 3
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You can use pickle.load(file_obj, encoding='latin1') (at least in Python 3.3). This seems to work.
– Tom Aldcroft
Jan 16 '14 at 14:15
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Make error: missing separator
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This is a syntax error in your Makefile. It's quite hard to be more specific than that, without seeing the file itself, or relevant portion(s) thereof.
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List files with certain extensions with ls and grep
I just want to get the files from the current dir and only output .mp4 .mp3 .exe files nothing else.
So I thought I could just do this:
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Reading large text files with streams in C#
I've got the lovely task of working out how to handle large files being loaded into our application's script editor (it's like VBA for our internal product for quick macros). Most files are about 300-400 KB which is fine loading. But when they go beyond 100 MB the process has a hard time (as you...
Representing Directory & File Structure in Markdown Syntax [closed]
I want to describe directory & file structures in some of my Jekyll blog posts, does Markdown provide a neat way of outputting such a thing?
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What causes and what are the differences between NoClassDefFoundError and ClassNotFoundException?
...n the source was successfully compiled, but at runtime, the required class files were not found. This may be something that can happen in the distribution or production of JAR files, where not all the required class files were included.
As for ClassNotFoundException, it appears that it may stem fro...
Fast way to get image dimensions (not filesize)
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The file command prints the dimensions for several image formats (e.g. PNG, GIF, JPEG; recent versions also PPM, WEBP), and does only read the header.
The identify command (from ImageMagick) prints lots of image information for a...
How to pass parameters to ThreadStart method in Thread?
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The simplest is just
string filename = ...
Thread thread = new Thread(() => download(filename));
thread.Start();
The advantage(s) of this (over ParameterizedThreadStart) is that you can pass multiple parameters, and you get compile-time checking wi...
What is the meaning of the term “free function” in C++?
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let's say we have our main function in a different file and inside it we need to call a free function , so what should I do to have free functions in some other file that I will include it later in my main file ?? I mean should I make a hpp file where my free function are imp...