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What does 'wb' mean in this code, using Python?
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File mode, write and binary. Since you are writing a .jpg file, it looks fine.
But if you supposed to read that jpg file you need to use 'rb'
More info
On Windows, 'b' appended to the mode
opens the file in binary mo...
Set environment variables from file of key/value pairs
TL;DR: How do I export a set of key/value pairs from a text file into the shell environment?
33 Answers
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How to customize ?
Is it possible to change the appearance of <input type="file"> ?
18 Answers
18...
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...
Writing to an Excel spreadsheet
...available (xlwt, XlsXcessive, openpyxl). Others suggest to write to a .csv file (never used CSV and don't really understand what it is).
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How do I remove files saying “old mode 100755 new mode 100644” from unstaged changes in Git?
...y did a pull from the repository for a git project of mine,
I got a ton of files in my working copy that have no discernible changes made to them, but keep showing up in my unstaged changes area.
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Go to back directory browsing after opening file in vim
When I open a directory browsing in vim, I can open a file by moving the cursor to a file name and pressing Enter .
7 Ans...
Create a .csv file with values from a Python list
I am trying to create a .csv file with the values from a Python list. When I print the values in the list they are all unicode (?), i.e. they look something like this
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How to export and import a .sql file from command line with options? [duplicate]
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Type the following command to import sql data file:
$ mysql -u username -p -h localhost DATA-BASE-NAME < data.sql
In this example, import 'data.sql' file into 'blog' database using vivek as username:
$ mysql -u vivek -p -h localhost blog < data.sql
If you hav...
Split code over multiple lines in an R script
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For that particular case there is file.path :
File <- file.path("~",
"a",
"very",
"long",
"path",
"here",
"that",
"goes",
"beyond",
"80",
"characters",
"and",
"then",
"some",
"more")
setwd(File)
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