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What's the best way to join on the same table twice?
...able2 t2 ON t2.PhoneNumber = t.PhoneNumber2
What i did:
No need to specify INNER - it's implied by the fact that you don't specify LEFT or RIGHT
Don't n-suffix your primary lookup table
N-Suffix the table aliases that you will use multiple times to make it obvious
*One way DBAs avoid the heada...
Global variables in Javascript across multiple files
... the HTML that calls this JavaScript code I find myself in need of knowing if a certain function from helpers.js has been called.
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How to remove stop words using nltk or python
...corpus import stopwords
# ...
filtered_words = [word for word in word_list if word not in stopwords.words('english')]
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Android basics: running code in the UI thread
In the viewpoint of running code in the UI thread, is there any difference between:
7 Answers
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angular.element vs document.getElementById or jQuery selector with spin (busy) control
...t jQuery is available/loaded.
Official documentation for angular.element:
If jQuery is available, angular.element is an alias for the jQuery function. If jQuery is not available, angular.element delegates to Angulars built-in subset of jQuery, that called "jQuery lite" or jqLite.
All element refere...
Difference between object and class in Scala
...t O an instance of trait T; you can then pass O anywhere, a T is expected.
if there is a class C, then object C is the companion object of class C; note that the companion object is not automatically an instance of C.
Also see Scala documentation for object and class.
object as host of static mem...
How to perform better document version control on Excel files and SQL schema files
...mmit, Git will figure out everything for you, and you'll be able to see modification dates, checkout specific versions of this file and compare different versions.
The same is true for .xlsx if you decompress them. .xlsx files are zipped up directories of XML files (See How to properly assemble a v...
Why is it said that “HTTP is a stateless protocol”?
...and TCP's state is not HTTP's. The two are entirely separate protocols at different layers in the stack. You could serve HTTP over named pipes if you wanted, or even by sending files around, if you got enough masochists to agree to do it, and it would work precisely because HTTP is transport-protoco...
What is the Invariant Culture?
..., serialization: you can have 1,1 value in one culture and 1.1 in another. If you will try to parse "1,1" value in the second culture, then parsing will fail. However you can use the invariant culture to convert a number to a string and later parse it back from any computer with any culture set.
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What's the easiest way to escape HTML in Python?
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> to >
& to &
That is enough for all HTML.
EDIT: If you have non-ascii chars you also want to escape, for inclusion in another encoded document that uses a different encoding, like Craig says, just use:
data.encode('ascii', 'xmlcharrefreplace')
Don't forget to decode dat...