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How can I make my flexbox layout take 100% vertical space?
How can I tell a flexbox layout row consume the remaining vertical space in a browser window?
3 Answers
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Using “Object.create” instead of “new”
Javascript 1.9.3 / ECMAScript 5 introduces Object.create , which Douglas Crockford amongst others has been advocating for a long time. How do I replace new in the code below with Object.create ?
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What do querySelectorAll and getElementsBy* methods return?
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Your getElementById() code works since IDs have to be unique and thus the function always returns exactly one element (or null if none was found).
However, getElementsByClassName(), querySelectorAll(), and other getElementsBy* methods return an array-like co...
Do AJAX requests retain PHP Session info?
If I had a user logged onto my site, having his id stored in $_SESSION , and from his browser he clicked a 'Save' button which would make an AJAX request to the server. Will his $_SESSION and cookies be retained in this request, and can I safely rely on the id being present in the $_SESSION ?
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What is the size limit of a post request?
Sorry if this is duplicate,I would think it would be but couldn't find anything.
9 Answers
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Deep copy of a dict in python
I would like to make a deep copy of a dict in python. Unfortunately the .deepcopy() method doesn't exist for the dict . How do I do that?
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input type=file show only button
Is there a way to style (or script) <input type=file /> element to have visible only "Browse" button without text field?
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CHECK constraint in MySQL is not working
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MySQL 8.0.16 is the first version that supports CHECK constraints.
Read https://dev.mysql.com/doc/refman/8.0/en/create-table-check-constraints.html
If you use MySQL 8.0.15 or earlier, the MySQL Reference Manual says:
The CHECK clause is parsed but ignored by all storage engines....
URL rewriting with PHP
...2 ways:
The .htaccess route with mod_rewrite
Add a file called .htaccess in your root folder, and add something like this:
RewriteEngine on
RewriteRule ^/?Some-text-goes-here/([0-9]+)$ /picture.php?id=$1
This will tell Apache to enable mod_rewrite for this folder, and if it gets asked a URL mat...
What are detached, persistent and transient objects in hibernate?
What are detached, persistent and transient objects in hibernate? Please explain with an example.
5 Answers
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