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MySQL “WITH” clause
...well? How is it different from joining a subselect? I don't see examples online where the name after the WITH has parameters - how do those work?
– ysth
Nov 28 '08 at 2:46
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How do I choose between Tesseract and OpenCV? [closed]
...r automating the Wheel of Fortune and the sample images (screenshots of an online game) were JPEGs. The artifacts from the JPEG compression were enough to screw up the image classifier unless I provided about 10-20 sample images of every single character.
– Blender
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How do I alias commands in git?
...g it from your ~/.bashrc. (I believe I learned about this from the Pro Git online book.) On Mac OS X, I accomplished this with the following commands:
# Copy git-completion.bash to home directory
cp usr/local/git/contrib/completion/git-completion.bash ~/
# Add the following lines to ~/.bashrc
if [...
Adding a new SQL column with a default value
... foo INT DEFAULT 0;
From the documentation that you linked to:
ALTER [ONLINE | OFFLINE] [IGNORE] TABLE tbl_name
alter_specification [, alter_specification] ...
alter_specification:
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ADD [COLUMN] (col_name column_definition,...)
...
To find the syntax for column_definition s...
Difference between is and as keyword
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I would say: read MSDN online, but here it is:
The is operator checks whether an object is compatible with a given type, and the result of the evaluation is a Boolean: true or false.
The as operator will never throw an exception.
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Google Maps: How to create a custom InfoWindow?
...omised version of this InfoBubble that I used on Dive Seven, a website for online scuba dive logging. It looks like this:
There are some more examples here. They definitely don't look as nice as the example in your screenshot, however.
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What does $_ mean in PowerShell?
... here) which represents the current item from the pipe.
PowerShell (v6.0) online documentation for automatic variables is here.
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How do I create a Linked List Data Structure in Java? [closed]
...ew its implementation of LinkedList, you can just view its LinkedList.java online here. That page even syntax-highlights the code and renders the Javadoc comments inline.
– Rory O'Kane
Dec 13 '13 at 5:20
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Accessing MP3 metadata with Python [closed]
... it's the best, but it can do the basic job.
The entire book is available online here.
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Displaying better error message than “No JSON object could be decoded”
...hon to tell you where the JSON is incorrect. You will need to use a linter online somewhere like this
This will show you error in the JSON you are trying to decode.
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