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How to pass in password to pg_dump?
...r, like migrating a database you can use --dbname followed by a connection string (including the password) as stated in the pg_dump manual
In essence.
pg_dump --dbname=postgresql://username:password@127.0.0.1:5432/mydatabase
Note: Make sure that you use the option --dbname instead of the shorter ...
Check existence of input argument in a Bash shell script
...guments the script was passed.
Or you can check if an argument is an empty string or not like:
if [ -z "$1" ]
then
echo "No argument supplied"
fi
The -z switch will test if the expansion of "$1" is a null string or not. If it is a null string then the body is executed.
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How to set tbody height with overflow scroll
... </tr>
<tr>
<td>February. An extra long string.</td>
<td>AAA</td>
<td><span>Invite | Delete</span></td>
</tr>
<tr>
<td>March</td>
<td>AAA</t...
How do I use arrays in C++?
...int i = 0; i < n; ++i)
{
delete[] p[i];
}
delete[] p; // note the extra delete[] !
And here is how it looks like in memory:
+---+---+---+---+---+
| | | | | |
+---+---+---+---+---+
^
| +---+---+---+---+
| | | ...
How to give border to any element using css without adding border-width to the whole width of elemen
...
outline:1px solid white;
This won't add the extra width and height.
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Using python's eval() vs. ast.literal_eval()?
...al() only considers a small subset of Python's syntax to be valid:
The string or node provided may only consist of the following Python literal structures: strings, numbers, tuples, lists, dicts, booleans, and None.
Passing __import__('os').system('rm -rf /a-path-you-really-care-about') into a...
Would you, at present date, use JBoss or Glassfish (or another) as Java EE server for a new project?
... of really good consultants to address a simple scalability solution. The extra millions per year could then be used to produce something worthy of selling on that nice website...
EDIT: another piece to consider...
I have recently encountered Terracotta. I am rethinking everything, and looking ...
How to check if the string is empty?
Does Python have something like an empty string variable where you can do:
25 Answers
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Java equivalent to C# extension methods
... allowing you to add methods to classes you do not control e.g., java.lang.String. Demonstration: http://manifold.systems/images/ExtensionMethod.mp4
– Scott
Apr 12 '18 at 21:32
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jQuery .data() does not work, but .attr() does
...ia .data() will return an Object while retrieval via .attr() will return a string. See jsfiddle example.
Since .data() does extra processing jQuery stores the results of attribute evaluation in $.cache - after all, once a data attribute has been evaluated it would be wasteful to re-evaluate on ever...