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UnicodeDecodeError when redirecting to file
I run this snippet twice, in the Ubuntu terminal (encoding set to utf-8), once with ./test.py and then with ./test.py >out.txt :
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This Row already belongs to another table error when trying to add rows?
I have a DataTable which has some rows and I am using the select to filter the rows to get a collection of DataRows which I then loop through using foreach and add it to another DataTable, but it is giving me the error "This Row already belongs to another table". Here is the code:
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Purpose of Trigraph sequences in C++?
According to C++'03 Standard 2.3/1:
9 Answers
9
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how to convert from int to char*?
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In C++17, use std::to_chars as:
std::array<char, 10> str;
std::to_chars(str.data(), str.data() + str.size(), 42);
In C++11, use std::to_string as:
std::string s = std::to_string(number);
char const *pchar = s.c_str(); //use char const...
More elegant way of declaring multiple variables at the same time
To declare multiple variables at the "same time" I would do:
10 Answers
10
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Actual meaning of 'shell=True' in subprocess
...g, avoid invocations via the shell.
Invoking via the shell does allow you to expand environment variables and file globs according to the shell's usual mechanism. On POSIX systems, the shell expands file globs to a list of files. On Windows, a file glob (e.g., "*.*") is not expanded by the shell,...
Why unsigned integer is not available in PostgreSQL?
...eady answered why postgresql lacks unsigned types. However I would suggest to use domains for unsigned types.
http://www.postgresql.org/docs/9.4/static/sql-createdomain.html
CREATE DOMAIN name [ AS ] data_type
[ COLLATE collation ]
[ DEFAULT expression ]
[ constraint [ ... ] ]
where co...
Why is char[] preferred over String for passwords?
... (returns String ) method. Similarly, I have come across a suggestion not to use String to handle passwords.
17 Answers
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How to exclude certain directories/files from git grep search
Is there a way to exclude certain paths/directories/files when searching a git repository using git grep ? Something similar to the --exclude option in the normal grep command?
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Adb Devices can't find my phone [closed]
I am trying to get adb to see my Samsung Fascinate phone so that I can install my Android apps via usb to the phone. I am using osx 10.6.7.
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