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CSRF protection with CORS Origin header vs. CSRF token
... send a request with a spoofed referer header from the victim's machine in order to execute an attack.
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How to create a MySQL hierarchical recursive query
...
name,
parent_id
from (select * from products
order by parent_id, id) products_sorted,
(select @pv := '19') initialisation
where find_in_set(parent_id, @pv)
and length(@pv := concat(@pv, ',', id))
Here is a fiddle.
Here, the value specified in @pv := '19...
How to return multiple objects from a Java method?
...g the names and the values the objects (unless your objects have specified order, in which case a NavigableMap might be what you want.
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Styling an input type=“file” button
...ut element. (The label's for attribute must match the file element's id in order for this to work).
<label for="file-upload" class="custom-file-upload">
Custom Upload
</label>
<input id="file-upload" type="file"/>
As an alternative, you could also just wrap the file input elem...
Fetch frame count with ffmpeg
...0]Cannot parallelize deblocking type 1, decoding such frames in
sequential order
frame= 49 fps= 24 q=26.0 size= 4kB time=0.28 bitrate= 118.1kbits/s
frame= 56 fps= 22 q=23.0 size= 4kB time=0.56 bitrate= 62.9kbits/s
Once you have the time, it is simple math: time / durration ...
What's the difference between IQueryable and IEnumerable
... code), which an IQueryProvider must explore/interpret/compile/whatever in order to generate results.
Having a query expression gives two advantages.
The first advantage is optimization. Because modifiers like 'Where' are included in the query expression, the IQueryProvider can apply otherwise imp...
Macro vs Function in C
...ator though... overlooked that... But it might still be less readable.)
Order of Operations: (courtesy of @ouah)
#define min(a,b) (a < b ? a : b)
min(x & 0xFF, 42)
gets expanded to:
(x & 0xFF < 42 ? x & 0xFF : 42)
But & has lower precedence than <. So 0xFF < 42 ...
Easiest way to compare arrays in C#
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This only works if they are in the same order though
– John Demetriou
Feb 12 '16 at 7:00
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List comprehension: Returning two (or more) items for each item
...I used to find them a little confusing because I kept trying to invert the order.
– DSM
Aug 8 '12 at 17:07
1
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nginx missing sites-available directory
... virtual hosts. The problem I am having is that I can't seem to find the /etc/nginx/sites-available directory.
3 Answers
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