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Targeting position:sticky elements that are currently in a 'stuck' state
... trick, if the situation allows for sticking to a pixel or two outside its root container, rather than properly flush against. That way when it sits just beyond the edge, the observer fires and we're off and running.
const observer = new IntersectionObserver(
([e]) => e.target.toggleAttribut...
How do I create an HTML table with a fixed/frozen left column and a scrollable body?
... also used jQuery to .clone() the table, once it has been generated by php+MySQL+ajax, and insert it into a cleaned out div...
– Peter
Mar 6 '18 at 22:27
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Differences between “java -cp” and “java -jar”?
...IFEST using space separated jars in a Class-Path entry, e.g.:
Class-Path: mysql.jar infobus.jar acme/beans.jar
Both are comparable in terms of performance.
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postgresql return 0 if returned value is null
... are NULL values in the query.
For all versions I've tested, postgres and mysql will ignore all NULL values when averaging, and it will return NULL if there is nothing to average over. This generally makes sense, as NULL is to be considered "unknown". If you want to override this you can use coale...
How do API Keys and Secret Keys work? Would it be secure if I have to pass my API and secret keys to
...d the secret key, and with most Unix based systems, if an attacker can get root access they can get the key. If you encrypt the key, you have to have code to decrypt it, and at some point the decryption code has to be plain text so it can be executed. This is the same problem DRM has, except that yo...
deciding among subprocess, multiprocessing, and thread in Python?
...e introduction to concurrency in the Python3 docs.
– root-11
Oct 17 '18 at 8:35
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@root-11 you're...
Spring Boot application as a Service
...ou might want to add ordering statements to the [Unit] section, e.g. After=mysql.service, Before=apache2.service.
– rustyx
Jan 25 at 9:41
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Exploitable PHP functions
...'); I think the idea was that you could move the core code outside the web root, by setting the $prefix variable in the config file. If the attacker sets that value to something like "example.com/code.phps?", PHP will include that remote file instead. Near as I can tell, a 'bot actually managed to ...
How many bytes does one Unicode character take?
...ints.net/.
I wasted a lot of time on this useless list (but it's sorted!).
MySQL has a charset called "utf8" which actually does not support characters longer than 3 bytes. So you can't insert a pile of poo, the field will be silently truncated. Use "utf8mb4" instead.
There's a snowman test page (un...
What is the purpose of Android's tag in XML layouts?
... element in layout2. If layout2 had multiple elements, then it MUST have a root node to be valid XML and that's when the merge tag comes in handy.
– gMale
Feb 22 '14 at 16:37
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