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What does it mean for a data structure to be “intrusive”?
...data structure is one that requires help from the elements it intends to store in order to store them.
Let me reword that. When you put something into that data structure, that "something" becomes aware of the fact that it is in that data structure, in some way. Adding the element to the data struc...
Convert Go map to json
...
If you had caught the error, you would have seen this:
jsonString, err := json.Marshal(datas)
fmt.Println(err)
// [] json: unsupported type: map[int]main.Foo
The thing is you cannot use integers as keys in JSON; it is forbidden. Instead, you can ...
How to organize large R programs?
...se packages -- see the Writing R Extensions manual as well as different tutorials on the web.
It gives you
a quasi-automatic way to organize your code by topic
strongly encourages you to write a help file, making you think about the interface
a lot of sanity checks via R CMD check
a chance to ad...
SFTP Libraries for .NET [closed]
...rary to use? Right now I'm looking at products such as SecureBlackbox, IPWorks SSH, WodSFTP, and Rebex SFTP. However, I have never used any SFTP library before so I'm not sure what I'm looking for.
...
How to get week number in Python?
...thod, which returns a tuple containing the calendar week:
>>> import datetime
>>> datetime.date(2010, 6, 16).isocalendar()[1]
24
datetime.date.isocalendar() is an instance-method returning a tuple containing year, weeknumber and weekday in respective order for the given date ins...
What is the javascript MIME type for the type attribute of a script tag? [duplicate]
...
This is a common mistake. The MIME type for javascript wasn't standardized for years. It's now officially: "application/javascript".
The real kicker here is that most browsers won't use that attribute anyway, at least not in the case of the script tag. They actua...
How do I update my bare repo?
I created a bare repo to publish my repository, but I can't figure out how to update the bare repo with the current state of the main repository.
...
AngularJs ReferenceError: $http is not defined
... Thanks! I wonder why Angular's own documentation (docs.angularjs.org/tutorial/step_05) has this error.
– Anurag
Oct 9 '13 at 11:49
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overlay two images in android to set an imageview
...of two choices: You can either define it in XML then simply set the image, or you can configure a LayerDrawable dynamically in code.
Solution #1 (via XML):
Create a new Drawable XML file, let's call it layer.xml:
<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
&l...
How to read and write INI file with Python3?
...
This can be something to start with:
import configparser
config = configparser.ConfigParser()
config.read('FILE.INI')
print(config['DEFAULT']['path']) # -> "/path/name/"
config['DEFAULT']['path'] = '/var/shared/' # update
config['DEFAULT']['default_messa...