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How to raise a ValueError?
... ValueError instead of raise ValueError()?
– Tomasz Gandor
Sep 20 '19 at 15:14
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Most efficient way to create a zero filled JavaScript array?
...ay(len).fill(0);
Not sure if it's fast, but I like it because it's short and self-describing.
It's still not in IE (check compatibility), but there's a polyfill available.
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Does a view exist in ASP.NET MVC?
...eader , i hvnt tested but , IController controller = new HomeController(); and then controller.ControllerContext will give the thing which you can pass to findview methods.
– Vishal Sharma
Dec 6 '13 at 8:43
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How do I remove an item from a stl vector with a certain value?
I was looking at the API documentation for stl vector, and noticed there was no method on the vector class that allowed the removal of an element with a certain value. This seems like a common operation, and it seems odd that there's no built in way to do this.
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Compare two DataFrames and output their differences side-by-side
...rue
Comment True
dtype: bool
Here the first entry is the index and the second the columns which has been changed.
In [27]: difference_locations = np.where(df1 != df2)
In [28]: changed_from = df1.values[difference_locations]
In [29]: changed_to = df2.values[difference_locations]
In [3...
Detect Safari browser
How to detect Safari browser using JavaScript? I have tried code below and it detects not only Safari but also Chrome browser.
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How To Create Table with Identity Column
...'s specific situation, would be to edit the one line in the generated DDL, and not try to write it from scratch using simplest syntax. Also the example you gave does not assign a name to the PK constraint as OP has. Many prefer my constraints named so they have the same name in all environments (dev...
How to see which flags -march=native will activate?
...get doesn't display CPU cache information, of which the methods both elias and 42n4 below have listed. Specifically, on gcc 4.9.2 on a Phenom, the output includes these: --param l1-cache-size=64 --param l1-cache-line-size=64 --param l2-cache-size=512
– Daniel Santos
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Deleting multiple elements from a list
...ents from a list at the same time? If I want to delete elements at index 0 and 2, and try something like del somelist[0] , followed by del somelist[2] , the second statement will actually delete somelist[3] .
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How do I capture the output into a variable from an external process in PowerShell?
I'd like to run an external process and capture it's command output to a variable in PowerShell. I'm currently using this:
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