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How to parse a string to an int in C++?

... problem: what if the caller needs to distinguish between bad input (e.g. "123foo") and a number that is out of the range of int (e.g. "4000000000" for 32-bit int)? With stringstream, there is no way to make this distinction. We only know whether the conversion succeeded or failed. If it fails, we h...
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Do Swift-based applications work on OS X 10.9/iOS 7 and lower?

Will Swift-based applications work on OS X 10.9 (Mavericks)/iOS 7 and lower? 19 Answers ...
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How can I extract the folder path from file path in Python?

... You were almost there with your use of the split function. You just needed to join the strings, like follows. >>> import os >>> '\\'.join(existGDBPath.split('\\')[0:-1]) 'T:\\Data\\DBDesign' Although, I would recomme...
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How do I repeat an edit on multiple lines in Vim?

... to insert something on multiple lines, use Shift-i. So for the text: abc123abc def456def ghi789ghi if you hit Ctrl-v with your cursor over the 1, hit j twice to go down two columns, then Shift-i,ESC , your text would look like this: abc,123abc def,456def ghi,789ghi (the multi-line insert has...
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How to create a new database using SQLAlchemy?

... 123 SQLAlchemy-Utils provides custom data types and various utility functions for SQLAlchemy. You ...
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mkdir -p functionality in Python [duplicate]

...ue) The exist_ok parameter was added in Python 3.5. For Python ≥ 3.2, os.makedirs has an optional third argument exist_ok that, when True, enables the mkdir -p functionality—unless mode is provided and the existing directory has different permissions than the intended ones; in that case, OSEr...
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Jackson JSON custom serialization for certain fields

...ill result in the desired output {"name":"Joe","age":25,"favoriteNumber":"123"} share | improve this answer | follow | ...
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How to determine whether an object has a given property in JavaScript

...throw new Error("IllegalArgumentException"); } alert("ok"); } f({req1: 123}); // error f({req1: 123, req2: 456}); // ok share | improve this answer | follow ...
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LISTAGG in Oracle to return distinct values

...t useful: with test_data as ( select 'A' as col1, 'T_a1' as col2, '123' as col3 from dual union select 'A', 'T_a1', '456' from dual union select 'A', 'T_a1', '789' from dual union select 'A', 'T_a2', '123' from dual union select 'A', 'T_a2', '456' from dual union select 'A', 'T_a2', '111' fr...
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Bundling data files with PyInstaller (--onefile)

... base_path = sys._MEIPASS except Exception: base_path = os.path.abspath(".") return os.path.join(base_path, relative_path) share | improve this answer | ...