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How does a PreparedStatement avoid or prevent SQL injection?
...tatement. By using prepared statements you can force the user input to be handled as the content of a parameter (and not as a part of the SQL command).
But if you don't use the user input as a parameter for your prepared statement but instead build your SQL command by joining strings together, you ...
Operator Overloading with C# Extension Methods
...t currently possible, because extension methods must be in static classes, and static classes can't have operator overloads. But the feature is being discussed for some future release of C#. Mads talked a bit more about implementing it in this video from 2017.
On why it isn't currently implemented, ...
Change name of iPhone app in Xcode 4
... which is displayed below the app icon on the iPhone screen.
I use Xcode 4 and I have one target with keys:
11 Answers
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How to fix getImageData() error The canvas has been tainted by cross-origin data?
...com to hoover up images from the remote dropbox image url, into my canvas, and then submit the image data back into my server. All in javascript
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COALESCE Function in TSQL
...at. ISNULL takes only two parameters, the field being evaluated for NULL, and the result you want if it is evaluated as NULL. COALESCE will take any number of parameters, and return the first value encountered that isn't NULL.
There's a much more thorough description of the details here
http://...
querySelector search immediate children
... Selector API v.2 which is already available in most browser, both desktop and mobile, except IE (Edge seems to support): see full support list.
function(elem) {
return elem.querySelectorAll(':scope > someselector');
};
...
How do you normalize a file path in Bash?
...
if you're wanting to chomp part of a filename from the path, "dirname" and "basename" are your friends, and "realpath" is handy too.
dirname /foo/bar/baz
# /foo/bar
basename /foo/bar/baz
# baz
dirname $( dirname /foo/bar/baz )
# /foo
realpath ../foo
# ../foo: No such file or directory
re...
How to set initial value and auto increment in MySQL?
...d Apr 17 '14 at 5:01
Lahiru Fernando
2566 bronze badges
answered Sep 28 '09 at 6:26
AnatoliyAnatoliy
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How do I send a JSON string in a POST request in Go
I tried working with Apiary and made a universal template to send JSON to mock server and have this code:
4 Answers
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Bash: infinite sleep (infinite blocking)
...
sleep infinity does exactly what it suggests and works without cat abuse.
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