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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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Purpose of Trigraph sequences in C++?
According to C++'03 Standard 2.3/1:
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9
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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 is char[] preferred over String for passwords?
... (returns String ) method. Similarly, I have come across a suggestion not to use String to handle passwords.
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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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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...
How to get Chrome to allow mixed content?
...fault is blocking mixed content. How do I adjust my settings/configuration to allow mixed content without making any adjustments on the UI every time?
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How to use Python to login to a webpage and retrieve cookies for later usage?
I want to download and parse webpage using python, but to access it I need a couple of cookies set. Therefore I need to login over https to the webpage first. The login moment involves sending two POST params (username, password) to /login.php. During the login request I want to retrieve the cookies...
Download a working local copy of a webpage [closed]
I would like to download a local copy of a web page and get all of the css, images, javascript, etc.
1 Answer
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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...