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Storing images in SQL Server?
...Blob or Not To Blob.
Their conclusion after a large number of performance tests and analysis is this:
if your pictures or document are typically below 256KB in size, storing them in a database VARBINARY column is more efficient
if your pictures or document are typically over 1 MB in size, storing...
How to convert a double to long without casting?
...you unknowingly try to convert a Double that is outside of Long's range:
@Test
public void test() throws Exception {
// Confirm that LONG is a subset of DOUBLE, so numbers outside of the range can be problematic
Assert.isTrue(Long.MAX_VALUE < Double.MAX_VALUE);
Assert.isTrue(Long.MIN...
How to filter files when using scp to copy dir recursively?
...xdepth 1 -name "*.log" \! -name "hs_err_pid2801.log" -type f` root@IP:/tmp/test/
IP will be destination server IP address.
-name "*.log" for include files.
\! -name "hs_err_pid2801.log" for exclude files.
. is current working dir.
-type f for file type.
Below command for directory.
scp -r `find...
No Swipe Back when hiding Navigation Bar in UINavigationController
... bar is hidden, and all that other behavior was being thrown out.
From my testing, it appears that gestureRecognizer(_:, shouldReceiveTouch:) is the method that the original delegate is implementing to block the gesture from being recognized when the navigation bar is hidden, not gestureRecognizerS...
Get person's age in Ruby
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@vikrantChaudhary I don't know, it's a great answer. Tested and works.
– Hector Ordonez
Mar 5 '15 at 12:46
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Checkboxes in web pages – how to make them bigger?
...s! looks like your code takes more browsers into account then I could ever test with, but it works on everything I've tried. Especially nice on my I-phone, where checkboxes just about become dots! BTW, you can put smaller fractional scaling (like 1.5) in the places where this snipet puts "2", and fo...
How do I set cell value to Date and apply default Excel date format?
...DataFormat() without the creation helper and generated an Excel file in my test. Is there a downside to not using it? Thanks!
– Rashiki
Mar 28 '17 at 15:23
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How do BitTorrent magnet links work?
...t tries that 6 times, waiting 40(!) seconds between tries. I guess you can test it by deleting the config files (~/.config/transmission on unix), and blocking all communication to dht.transmissionbt.com, and see what happens (wait 240 seconds at least).
So it appears the client has a bootstrap node...
What does = +_ mean in JavaScript
... it will evaluate to NaN.
It is also noted that
unary plus is the fastest and preferred way of converting something into a number
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Input size vs width
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Interesting point, however in my tests width:20em makes the input much larger than 20 characters.
– Christophe
Sep 27 '13 at 18:45
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