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Capturing TAB key in text box [closed]
...swered Sep 9 '10 at 6:14
chintan123chintan123
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How to find if directory exists in Python
In the os module in Python, is there a way to find if a directory exists, something like:
13 Answers
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What is the main difference between PATCH and PUT request?
...rtion of the record, use PUT (user controls what gets updated)
PUT /users/123/email
new.email@example.org
PATCH =>
If user can only update a partial record, say just an email address (application controls what can be updated), use PATCH.
PATCH /users/123
[description of changes]
Why Pat...
How to create a zip archive of a directory in Python?
...s easiest to explain with some example code:
#!/usr/bin/env python
import os
import zipfile
def zipdir(path, ziph):
# ziph is zipfile handle
for root, dirs, files in os.walk(path):
for file in files:
ziph.write(os.path.join(root, file))
if __name__ == '__main__':
z...
How to find out the number of CPUs using python
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On Python 3.6.2 I could only use os.cpu_count()
– Achilles
Sep 11 '17 at 19:59
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Python: What OS am I running on?
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>>> import os
>>> os.name
'posix'
>>> import platform
>>> platform.system()
'Linux'
>>> platform.release()
'2.6.22-15-generic'
The output of platform.system() is as follows:
Linux: Linux
Mac: Darw...
What is an OS kernel ? How does it differ from an operating system? [closed]
...System while for a programmer the Linux kernel itself is a perfectly valid OS depending on what you're trying to achieve. For instance embedded systems are mostly just kernel with very small number of specialized processes running on top of them. In that case the kernel itself becomes the OS itself....
Append to a file in Go
...
This answers works in Go1:
f, err := os.OpenFile(filename, os.O_APPEND|os.O_WRONLY|os.O_CREATE, 0600)
if err != nil {
panic(err)
}
defer f.Close()
if _, err = f.WriteString(text); err != nil {
panic(err)
}
...
Client-server synchronization pattern / algorithm?
... a user's name has changed then the delta can be something like {revision: 123, name: "John Doe"}
– dipole_moment
Jan 3 '17 at 17:23
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Jackson and generic type reference
...miter("\\A").next(); // Read the entire file
}
}
Output
Station [id=123, title=my title, name=my name]
Station [id=456, title=my title 2, name=my name 2]
[{"id":123,"title":"my title","name":"my name"},{"id":456,"title":"my title 2","name":"my name 2"}]
JsonMarshallerUnmarshaller.java
impo...