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Upgrade python packages from requirements.txt using pip command
How do I upgrade all my python packages from requirements.txt file using pip command?
13 Answers
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How to exit a 'git status' list in a terminal?
...o N).
ESC-SPACE * Forward one window, but don't stop at end-of-file.
d ^D * Forward one half-window (and set half-window to N).
u ^U * Backward one half-window (and set half-window to N).
ESC-) RightArrow * Left one half screen width (or N positions)...
Multiple GitHub Accounts & SSH Config
...t extra step I needed to make to get this to work. In trying to get two profiles set up, one for personal and one for work, my ~/.ssh/config was roughly as follows:
Host me.github.com
HostName github.com
PreferredAuthentications publickey
IdentityFile ~/.ssh/me_rsa
Host work.github.com...
What's up with Java's “%n” in printf?
...m you are running on
C handles this differently. You can choose to open a file in either "text" or "binary" mode. If you open the file in binary mode \n will give you a "unix style" line ending and "\r\n" will give you a "dos style" line ending. If you open the file in "text" mode on a dos/windows ...
How do you use https / SSL on localhost?
...4 commands, one at a time, from an elevated Command Prompt:
cd C:\Program Files (x86)\Windows Kits\8.1\bin\x64
makecert -r -n "CN=localhost" -b 01/01/2000 -e 01/01/2099 -eku 1.3.6.1.5.5.7.3.3 -sv localhost.pvk localhost.cer
cert2spc localhost.cer localhost.spc
pvk2pfx -pvk localhost.pvk -spc loc...
Hidden features of mod_rewrite
...e mod_rewrite rules
mod_rewrite rules may be placed within the httpd.conf file, or within the .htaccess file. if you have access to httpd.conf, placing rules here will offer a performance benefit (as the rules are processed once, as opposed to each time the .htaccess file is called).
Logging mod_r...
Live-stream video from one android phone to another over WiFi
....
Quick sample code for the server:
// this is your network socket
ParcelFileDescriptor pfd = ParcelFileDescriptor.fromSocket(socket);
mCamera = getCameraInstance();
mMediaRecorder = new MediaRecorder();
mCamera.unlock();
mMediaRecorder.setCamera(mCamera);
mMediaRecorder.setAudioSource(MediaRecord...
How to raise a ValueError?
...t(contains('bababa', 'k')) # ->
Traceback (most recent call last):
File "how-to-raise-a-valueerror.py", line 15, in <module>
print(contains('bababa', 'k'))
File "how-to-raise-a-valueerror.py", line 12, in contains
raise ValueError('could not find {} in {}'.format(char, char_s...
How to correct TypeError: Unicode-objects must be encoded before hashing?
...
It is probably looking for a character encoding from wordlistfile.
wordlistfile = open(wordlist,"r",encoding='utf-8')
Or, if you're working on a line-by-line basis:
line.encode('utf-8')
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Error message “Forbidden You don't have permission to access / on this server” [closed]
...from mod_autoindex.c)
When you access a directory and there is no default file found in this directory
AND Apache Options Indexes is not enabled for this directory.
A.1. DirectoryIndex option example
DirectoryIndex index.html default.php welcome.php
A.2. Options Indexes option
If set, apache wi...