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Unable to execute dex: Multiple dex files define Lcom/myapp/R$array;
...as OK with Ant).
This is how I fixed it:
Right click on the Project Name
Select Build Path -> Configure Build Path
In Java Build Path, go to the tab Order and Export
Uncheck your .jar library
Only sometimes:
In Order and Export tab I did not have any jar library there, so I have unchecked And...
Entity Framework: “Store update, insert, or delete statement affected an unexpected number of rows (
...ou're actually updating the data yourself in another method in-between the select and the update), but it could be simply a race condition between two applications.
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Create table in SQLite only if it doesn't exist already
...bles with the name
tablename = 'KABOOM'
cursor.execute("SELECT count(name) FROM sqlite_master WHERE type='table' AND name=? ", (tablename, ))
print(cursor.fetchone()) # this SHOULD BE in a tuple containing count(name) integer.
# check if the db has existing table...
Difference between BeautifulSoup and Scrapy crawler?
...on't have to wait for a request to finish before sending another request).
Selectors: This is where we can compare scrapy with beautiful soup. Selectors are what allow us to select particular data from the webpage like heading, certain div with a class name etc.). Scrapy uses lxml for parsing which ...
How can I resize an image using Java?
...f 200 pixels wide and 200 pixels tall and by default it will automatically select the best-looking and fastest approach for that since it wasn't specified.
I realize on the outset this looks like self-promotion (it is), but I spent my fair share of time googling this exact same subject and kept com...
How Do I Hide wpf datagrid row selector
I'm using the WPF DataGrid control to show some details and a select button, and I don't need the gray selector column down the left-hand side. It's also ruining the beauty of my design.
...
what is the difference between 'transform' and 'fit_transform' in sklearn
... into training data and test data:
import numpy as np
from sklearn.model_selection import train_test_split
X_train, X_test, y_train, y_test = train_test_split(X, y)
X_train_vectorized = model.fit_transform(X_train)
X_test_vectorized = model.transform(X_test)
Imagine we are fitting a tokenizer,...
Why am I suddenly getting a “Blocked loading mixed active content” issue in Firefox?
...o click on the 'shield' icon in the top-left corner of the address bar and select 'Disable Protection on This Page', although this is not recommended for obvious reasons.
UPDATE: This link from the Firefox (Mozilla) support pages is also useful in explaining what constitutes mixed content and, as gi...
HTML/CSS: Make a div “invisible” to clicks?
... However, this means that the text can't be clicked (eg, to click links or select it). Would it be possible to simply make this div "invisible" to clicks and other mouse events?
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MongoDB not equal to
... is:
db.inventory.find( { price: { $not: { $gt: 1.99 } } } )
That would select all documents where:
The price field value is less than or equal to 1.99 or the price
Field does not exist
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