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How to define an empty object in PHP
... stdClass is the default PHP object.
stdClass has no properties, methods or
parent. It does not support magic
methods, and implements no interfaces.
When you cast a scalar or array as
Object, you get an instance of
stdClass. You can use stdClass
whenever you need a generic object
...
C# switch on type [duplicate]
C# doesn't support switching on the type of an object.
What is the best pattern of simulating this:
5 Answers
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How can I get the actual stored procedure line number from an error message?
When I use SQL Server and there's an error, the error message gives a line number that has no correlation to the line numbers in the stored procedure. I assume that the difference is due to white space and comments, but is it really?
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Ignore Typescript Errors “property does not exist on value of type”
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I know the question is already closed but I've found it searching for same TypeScriptException, maybe some one else hit this question searching for this problem.
The problem lays in missing TypeScript typing:
var coordinates = outerElement[0].getBBox();
Throws The property 'getBBox' does n...
Is there an exponent operator in C#?
For example, does an operator exist to handle this?
8 Answers
8
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How to round an average to 2 decimal places in PostgreSQL?
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PostgreSQL does not define round(double precision, integer). For reasons @Mike Sherrill 'Cat Recall' explains in the comments, the version of round that takes a precision is only available for numeric.
regress=> SELECT round( float8 '3.1415927', 2 );
ERROR: function round(double pr...
How to search and replace text in a file?
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fileinput already supports inplace editing. It redirects stdout to the file in this case:
#!/usr/bin/env python3
import fileinput
with fileinput.FileInput(filename, inplace=True, backup='.bak') as file:
for line in file:
print(line.r...
Get current time in seconds since the Epoch on Linux, Bash
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This should work:
date +%s
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How to force push a reset to remote repository?
...ong with the latest commits. Obviously, the development code is not ready for the master branch.
10 Answers
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How do I use $rootScope in Angular to store variables?
How do I use $rootScope to store variables in a controller I want to later access in another controller? For example:
8 A...