大约有 47,000 项符合查询结果(耗时:0.0514秒) [XML]
ValueError: numpy.dtype has the wrong size, try recompiling
I just installed pandas and statsmodels package on my python 2.7
When I tried "import pandas as pd", this error message comes out.
Can anyone help? Thanks!!!
...
Padding between ActionBar's home icon and title
Does anybody know how to set padding between the ActionBar's home icon and the title?
21 Answers
...
Threads vs Processes in Linux
...ter to use processes instead of threads, since Linux is very efficient in handling processes, and because there are so many problems (such as locking) associated with threads. However, I am suspicious, because it seems like threads could give a pretty big performance gain in some situations.
...
MacOSX homebrew mysql root password
For some reason MySQL stopped giving access for root. Uninstalled and reinstalled with Homebrew. Fresh install, fresh tables but when I enter
...
difference between socket programming and Http programming
What is the difference between socket programming and Http programming? can anyone help please?
5 Answers
...
How to re-create database for Entity Framework?
... losing data, I just want to be able to start fresh, recreate the database and start using Code-First migrations.
7 Answer...
Can not connect to local PostgreSQL
...really looks like a file permissions error. Unix domain sockets are files and have user permissions just like any other. It looks as though the OSX user attempting to access the database does not have file permissions to access the socket file. To confirm this I've done some tests on Ubuntu and p...
Proper indentation for Python multiline strings
... one
line two
line three"""
Since the newlines and spaces are included in the string itself, you will have to postprocess it. If you don't want to do that and you have a whole lot of text, you might want to store it separately in a text file. If a text file does not work ...
how to get html content from a webview?
... html code from a webview?
I have tried several methods from stackoverflow and google, but can't find an exact method. Please mention an exact way.
...
How to reference a file for variables using Bash?
...
The short answer
Use the source command.
An example using source
For example:
config.sh
#!/usr/bin/env bash
production="liveschool_joe"
playschool="playschool_joe"
echo $playschool
script.sh
#!/usr/bin/env bash
source config.sh
echo $production
Note ...