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How to modify a text file?
...rating system thing, not a Python thing. It is the same in all languages.
What I usually do is read from the file, make the modifications and write it out to a new file called myfile.txt.tmp or something like that. This is better than reading the whole file into memory because the file may be too l...
Java HashMap performance optimization / alternative
...ame key as an existing entry, that this overwrites the first entry. That's what I meant when I talked about looking for duplicates in the last paragraph: Whenever a key hashes to the same slot, HashMap must check if it's a duplicate of an existing key, or if they are just in the same slot by coincid...
Android Min SDK Version vs. Target SDK Version
When it comes to developing applications for Android, what is the difference between Min and Target SDK version? Eclipse won't let me create a new project unless Min and Target versions are the same!
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What is the best regular expression to check if a string is a valid URL?
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@Devin, in a function in what language? I compiled it in PHP, but it can be used in other languages. Should I write a function in all of those languages? Alternately, it would be pretty simple for you to do the same in a language of your choosing.
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Disabled input text color
... to display, so maybe if you can sniff out Chrome's stylesheet you can see what styles they're forcing on to it. I'll be very interested in the result and if you don't have one I'll spend a little time myself looking for it later when I have some time to waste.
FYI,
opacity: 1!important;
doesn't...
Why is my xlabel cut off in my matplotlib plot?
...d need to make an extra call to make room for an essential part of a plot. What's the reasoning behind this?
– a different ben
Apr 9 '12 at 8:09
4
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Equivalent of “throw” in R
...ng the trace intact (as in, you execute traceback() after the error to see what went wrong). Using stop in error argument of tryCatch will mess up the trace. However, the finally argument will allow throwing an additional message and keep the trace useful. Not exactly on-topic, but, I feel, importan...
How does a “stack overflow” occur and how do you prevent it?
How does a stack overflow occur and what are the best ways to make sure it doesn't happen, or ways to prevent one, particularly on web servers, but other examples would be interesting as well?
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Redirect stdout pipe of child process in Go
...dout, out)
(see documentation for io.Copy and for os.Stdout), it will do what you want. (Disclaimer: not tested.)
By the way, you'll probably want to capture standard-error as well, by using the same approach as for standard-output, but with cmd.StderrPipe and os.Stderr.
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Where is Python's sys.path initialized from?
...set can get really complicated. The following guide is a watered-down,
somewhat-incomplete, somewhat-wrong, but hopefully-useful guide
for the rank-and-file python programmer of what happens when python
figures out what to use as the initial values of sys.path,
sys.executable, sys.exec_prefix, and s...