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Appending to an empty DataFrame in Pandas?
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Why does the Scala compiler disallow overloaded methods with default arguments?
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If Python can do, I don´t see any good reason why Scala couldn't. The argument for complexity is a good one: implementing this feature will make Scale less complex from the user's perspective. Read other answers and you will se...
Connecting to TCP Socket from browser using javascript
...what you want, you would have to write two applications (in either Java or Python, for example):
Bridge app that sits on the client's machine and can deal with both TCP/IP sockets and WebSockets. It will interact with the TCP/IP socket in question.
Server-side app (such as a JSP/Servlet WAR) that ...
How do I commit case-sensitive only filename changes in Git?
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I wrote a Python 3 Script to do this tedious work: stackoverflow.com/a/58159822/4934640
– user
Oct 1 '19 at 2:12
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In Django - Model Inheritance - Does it allow you to override a parent model's attribute?
...No, it is not:
Field name “hiding” is not permitted
In normal Python class inheritance, it is permissible for a child
class to override any attribute from the parent class. In Django, this
is not permitted for attributes that are Field instances (at least,
not at the moment). If a...
Good Linux (Ubuntu) SVN client [closed]
...amble). It's an unadulterated clone of TortoiseSVN for Nautilus written in Python. While there's still a lot of improvement to be made (especially in the area of performance) some people seem to be quite satisfied with it.
The name is quite fitting for the project, because the story it refers to qu...
How do I find a “gap” in running counter with SQL?
...g and the end of every gap. I understand that I might have to write my own python script that leverages SQL (in my case MySql), but it would be nice if SQL could get me closer to what I want (I have a table with 2 million rows that has gaps, so I will need to slice it into smaller pieces and run som...
mongodb: insert if not exists
...key2':'value2', 'key3':'value3'};
coll.update(key, data, upsert=True); #In python upsert must be passed as a keyword argument
This replaces your if-find-else-update block entirely. It will insert if the key doesn't exist and will update if it does.
Before:
{"key":"value", "key2":"Ohai."}
Afte...
What are the key differences between Scala and Groovy? [closed]
...java at times. However the use case for Groovy is similar to using Ruby / Python - its for an easy to use dynamically typed scripting language where performance is typically not that much of an issue. e.g. many Groovy frameworks contain a ton of Java code for performance (like Grails)
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Best way to include CSS? Why use @import?
...erarchy, you should do the thing that makes the most logical sense to do.
Python uses import; C uses include; JavaScript has require. CSS has import; when you need it, use it!
2. Once you get to the point where the site needs to scale, concatenate all the CSS.
Multiple CSS requests of any kind - ...