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How to check if a string in Python is in ASCII?
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def is_ascii(s):
return all(ord(c) < 128 for c in s)
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How to set the environmental variable LD_LIBRARY_PATH in linux
...you are supposed to write the complete path to the directory that contains all the libraries that you wish to add to the system, for example
/home/linux/myLocalLibs
remember to add only the path to the dir, not the full path for the file, all the libs inside that path will be automatically indexe...
Replacing column values in a pandas DataFrame
...strings containing numbers. You can convert them to "1" and "0", if you really want, but I'm not sure why you'd want that.)
The reason your code doesn't work is because using ['female'] on a column (the second 'female' in your w['female']['female']) doesn't mean "select rows where the value is 'fe...
Program does not contain a static 'Main' method suitable for an entry point
Suddenly my whole project stopped compiling at all, showing the following message:
9 Answers
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Multiple file extensions in OpenFileDialog
...te groups so JPG are *.jpg and *.jpeg, TIFF are *.tif and *.tiff and also 'All graphic types'? How can I do that?
3 Answers...
Why are margin/padding percentages in CSS always calculated against width?
... The actual reasoning of why the spec is written this way is still, technically, unknown.
Element height is defined by the height of the
children. If an element has padding-top: 10% (relative to parent
height), that is going to affect the height of the parent. Since the
height of the child...
Postgres and Indexes on Foreign Keys and Primary Keys
Does Postgres automatically put indexes on Foreign Keys and Primary Keys? How can I tell? Is there a command that will return all indexes on a table?
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Get an object properties list in Objective-C
...turn nil;
}
NSMutableDictionary *results = [[[NSMutableDictionary alloc] init] autorelease];
unsigned int outCount, i;
objc_property_t *properties = class_copyPropertyList(klass, &outCount);
for (i = 0; i < outCount; i++) {
objc_property_t property = properties[i...
How to delete multiple buffers in Vim?
...n Vim. The files have *.cpp , *.h and some are *.xml . I want to close all the XML files with :bd *.xml . However, Vim does not allow this (E93: More than one match...).
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How do I create a list of random numbers without duplicates?
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With reference to your specific code example, you probably want to read all the lines from the file once and then select random lines from the saved list in memory. For example:
all_lines = f1.readlines()
for i in range(50):
lines = random.sample(all_lines, 40)
This way, you only need to a...