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What does “%.*s” mean in printf?
...
See: http://www.cplusplus.com/reference/clibrary/cstdio/printf/
.* The precision is not specified in the format string, but as an additional integer value argument preceding the argument that has to be formatted.
s String of characte...
Why can I use a function before it's defined in JavaScript?
...y similar to what you are talking about and may give some insight:
http://www.dustindiaz.com/javascript-function-declaration-ambiguity/
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Elegant setup of Python logging in Django
...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
What is the difference between 'protected' and 'protected internal'?
...ide the assembly (protected internal / protected external) (not allowed on top level classes)
private is really private inside and outside the assembly (private internal / private external) (not allowed on top level classes)
internal is really public inside the assembly but excluded outside the a...
Add primary key to existing table
...y detail. Hope this answer can help other SQL beginner.
Reference:https://www.w3schools.com/sql/sql_primarykey.asp
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How to import existing *.sql files in PostgreSQL 8.4?
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Here's the documentation of the psql application (thanks, Frank): http://www.postgresql.org/docs/current/static/app-psql.html
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How to set a cookie for another domain
...ad user experience you can set an image on domain A.
<img src="http://www.example.com/cookie.php?val=123" style="display:none;">
And then on domain B that is example.com in cookie.php you'll have the following code:
<?php
setcookie('a', $_GET['val']);
?>
Hattip to Subin
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How to import a Python class that is in a directory above?
...n another package it is possible to make a relative import within the same top package without having to mention the package name. By using leading dots in the specified module or package after from you can specify how high to traverse up the current package hierarchy without specifying exact names....
How to get number of rows using SqlDataReader in C#
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I also face a situation when I needed to return a top result but also wanted to get the total rows that where matching the query. i finaly get to this solution:
public string Format(SelectQuery selectQuery)
{
string result;
if (string.IsNullOrWhiteSpace(...
What does 'useLegacyV2RuntimeActivationPolicy' do in the .NET 4 config?
...te recently to help with the void of information on this attribute.
http://www.marklio.com/marklio/PermaLink,guid,ecc34c3c-be44-4422-86b7-900900e451f9.aspx (Internet Archive Wayback Machine link)
To quote the most relevant bits:
[Installing .NET] v4 is “non-impactful”. It should not change the...