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SQLite - UPSERT *not* INSERT or REPLACE
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edited Dec 18 '19 at 10:44
Arsen Khachaturyan
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XPath - Selecting elements that equal a value
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answered Jul 8 '10 at 19:53
Dimitre NovatchevDimitre Novatchev
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Specifying and saving a figure with exact size in pixels
...g.png', dpi=my_dpi)
To to save it as an 8000x8000 pixel image, use a dpi 10 times larger:
plt.savefig('my_fig.png', dpi=my_dpi * 10)
Note that the setting of the DPI is not supported by all backends. Here, the PNG backend is used, but the pdf and ps backends will implement the size differently....
Manually raising (throwing) an exception in Python
...it makes sense.
– Aaron Hall♦
Nov 10 '17 at 16:03
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In the example for "Best Practices: except ...
How to add “on delete cascade” constraints?
...all'Mike Sherrill 'Cat Recall'
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What is the difference between Caching and Memoization?
... MK.MK.
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How to pass macro definition from “make” command line arguments (-D) to C source code?
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100
Call make command this way:
make CFLAGS=-Dvar=42
And be sure to use $(CFLAGS) in your compi...
Declaring array of objects
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sample.push(new Object());
To do this n times use a for loop.
var n = 100;
var sample = new Array();
for (var i = 0; i < n; i++)
sample.push(new Object());
Note that you can also substitute new Array() with [] and new Object() with {} so it becomes:
var n = 100;
var sample = [];
for...
Razor View throwing “The name 'model' does not exist in the current context”
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105
Make sure you have the following in both your site Web.config and views directory Web.config i...
How to find which rspec test is taking so long
...profile flag or add --profile to your .rspec file. This will track the top 10 slowest examples.
For RSpec 1, you can use --format o with spec command. It shows a text-based progress bar with profiling of 10 slowest examples. For more details see this.
rspec --profile -- path/to/file/spec.rb
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