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How can you programmatically tell an HTML SELECT to drop down (for example, due to mouseover)?
...with extra CSS to match hidden select's size to trigger (button, img, div, etc)... 1) Ensures clickable region fills trigger 2) Menu opens directly below trigger. Note: Might also need to add a z-index to ensure the clickable region is the top-most element in some layouts.
– Ma...
What is :: (double colon) in Python when subscripting sequences?
...y see what is happening, you need to coerce the range to a list, np.array, etc.
– PikalaxALT
Sep 19 '14 at 0:54
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Install parent POM without building Child modules
... It isolated maven module inheritance (dependencies, properties etc) from batch building (child modules).
– Danubian Sailor
Jun 4 '13 at 11:23
4
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Can I protect against SQL injection by escaping single-quote and surrounding user input with single-
... all times, and are very dependant on your actual code around it:
Second-order SQL Injection - if an SQL query is rebuilt based upon data retrieved from the database after escaping, the data is concatenated unescaped and may be indirectly SQL-injected. See
String truncation - (a bit more complica...
How to convert an NSTimeInterval (seconds) into minutes
...rt your NSTimeInterval not only to minutes but also to days, months, week, etc,... I think this is a more generic approach
Use NSCalendar method:
(NSDateComponents *)components:(NSUInteger)unitFlags fromDate:(NSDate *)startingDate toDate:(NSDate *)resultDate options:(NSUInteger)opts
"Returns, as a...
Using HTML5/JavaScript to generate and save a file
...ent(content);
There will be length limitations depending on browser type etc., but e.g. Firefox 3.6.12 works until at least 256k. Encoding in Base64 instead using encodeURIComponent might make things more efficient, but for me that was ok.
3) open a new window and "redirect" it to this URI prompt...
Confused by python file mode “w+”
...e is opened for writing in binary mode. On Unix systems (Linux, Mac OS X, etc.), binary mode does nothing - they treat text files the same way that any other files are treated. On Windows, however, text files are written with slightly modified line endings. This causes a serious problem when dealin...
Why not use HTTPS for everything?
...ree, and it doesn't always help.
If a session (such as shopping, banking, etc.) is going to wind up using HTTPS, there's no good reason not to make the whole session HTTPS as early as possible.
My opinion is that HTTPS should be used only when unavoidably necessary, either because the request or t...
Can't connect to local MySQL server through socket homebrew
...ers/files that were not removed
rm -rf /usr/local/var/mysql
rm /usr/local/etc/my.cnf
Reinstall mysql and link it
brew install mysql@5.6
brew link --force mysql@5.6
Enable and start the service
brew services start mysql@5.6
...
Java concurrency: Countdown latch vs Cyclic barrier
...s reset and can be used again.
For simple use cases - services starting etc... a CountdownLatch is fine. A CyclicBarrier is useful for more complex co-ordination tasks. An example of such a thing would be parallel computation - where multiple subtasks are involved in the computation - kind of l...