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How To Get IPython Notebook To Run Python 3?
... is “Environment:” pull down menu.
The default environment is called "root". In order to launch application using another environment, just select the desired environment from the list, to make it active.
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Css height in percent not working [duplicate]
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the root parent have to be in pixels if you want to work freely with percents,
<body style="margin: 0px; width: 1886px; height: 939px;">
<div id="containerA" class="containerA" style="height:65%;width:100%;">
&l...
App Inventor 2 项目合并工具 AIMerge · App Inventor 2 中文网
...部运行，需要在计算机上安装 Java 才能使用它。
如何使用 App Inventor 合并工具进行团队开发
在团队内开发应用程序时，App Inventor 合并工具非常有用。该工具允许多个开发人员在应用程序的不同屏幕上工作，然...
What is the difference between “#!/usr/bin/env bash” and “#!/usr/bin/bash”?
...up. Let me demonstrate this:
Usually /bin is a well protected place, only root is able to change anything there. Your home directory is not, though, any program you run is able to make changes to it. That means malicious code could place a fake bash into some hidden directory, modify your .bash_pro...
How to copy from CSV file to PostgreSQL table with headers in CSV file?
...because it uses native DB import commands. It supports Postgres as well as MYSQL and MS SQL.
import pandas as pd
df = pd.read_csv('table.csv')
uri_psql = 'postgresql+psycopg2://usr:pwd@localhost/db'
d6tstack.utils.pd_to_psql(df, uri_psql, 'table')
It is also useful for importing multiple CSVs, so...
Abusing the algebra of algebraic data types - why does this work?
.... There's no notion of subtraction of types, let alone division and square roots. So I guess my question is: when can you go from an algebraic manipulation assuming X is an element of the real numbers to a true statement about types, and moreover, where the does the correspondence (coefficient of n...
Is there a command to undo git init?
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remove the .git folder in your project root folder
if you installed submodules and want to remove their git, also remove .git from submodules folders
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Why are margin/padding percentages in CSS always calculated against width?
...he simplest case that browsers calculate block widths from the outside in (root to tips), then flow content into those blocks to determine their heights (tips to root).
– sam
Oct 10 '13 at 1:47
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Using crontab to execute script every minute and another every 24 hours [closed]
... runs as the user who submitted it. If you want to run a cron job as a non-root user, you should use the crontab command to submit it (and not worry about where the crontab is stored). Don't mess around with /etc/crontab unless you really need to.
– Keith Thompson
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Get Image Height and Width as integer values?
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Chmod image dir to 755
Also try to prefix path with $_SERVER["DOCUMENT_ROOT"], this helps sometimes when you are not able to read files.
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