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INNER JOIN ON vs WHERE clause
For simplicity, assume all relevant fields are NOT NULL .
11 Answers
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What is the optimal length for user password salt? [closed]
Any salt at all will obviously help when salting and hashing a user's password. Are there any best practices for how long the salt should be? I'll be storing the salt in my user table, so I would like the best tradeoff between storage size and security. Is a random 10 character salt enough? Or ...
C# How can I check if a URL exists/is valid?
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FWIW - Not sure if that really solves the problem (other than perhaps different behavior client side) since you are simply changing the HTTP method. The response from the server will depend heavily on how the logic is coded and may not work well for a...
Bootstrap Carousel image doesn't align properly
...sive center-block" src="img/....jpg" alt="First slide">
This automatically does image resizing, and centers the picture.
Edit:
With bootstrap 4, just add the img-fluid class
<img class="img-fluid" src="img/....jpg">
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Clicking URLs opens default browser
...a WebViewClient. The method you want is shouldOverrideUrlLoading(). This allows you to perform your own action when a particular URL is selected.
You set the WebViewClient of your WebView using the setWebViewClient() method.
If you look at the WebView sample in the SDK there's an example which d...
Can I add color to bootstrap icons only using CSS?
...they look great at any size, and you can change the colors of them.
Basically the icons are fonts and you can change the color of them just with the CSS color property. Integration instructions are at the bottom of the page in the provided link.
Edit: Bootstrap 3.0.0 icons are now fonts!
As s...
Error 330 (net::ERR_CONTENT_DECODING_FAILED):
...rked for me too. (quercus-4.0.39 + glassfish4 + create web-inf/php.ini manually.
– Malcolm Boekhoff
Mar 22 '16 at 6:20
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How to set my default shell on Mac?
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Here's another way to do it:
Assuming you installed it with MacPorts, which can be done by doing:
sudo port install fish
Your shell will be located in /opt/local/bin/fish.
You need to tell OSX that this is a valid shell. To do that, add this path to the end of the /...
How to get the ThreadPoolExecutor to increase threads to max before queueing?
...ounded and full before more threads will be started.
I believe I have finally found a somewhat elegant (maybe a little hacky) solution to this limitation with ThreadPoolExecutor. It involves extending LinkedBlockingQueue to have it return false for queue.offer(...) when there are already some tas...
How can I decompress a gzip stream with zlib?
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To decompress a gzip format file with zlib, call inflateInit2 with the windowBits parameter as 16+MAX_WBITS, like this:
inflateInit2(&stream, 16+MAX_WBITS);
If you don't do this, zlib will complain about a bad stream format. By default, zlib creates streams with ...