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Downloading a file from spring controllers
...d = RequestMethod.GET)
public void getFile(
@PathVariable("file_name") String fileName,
HttpServletResponse response) {
try {
// get your file as InputStream
InputStream is = ...;
// copy it to response's OutputStream
org.apache.commons.io.IOUtils.copy(is, respon...
namespaces for enum types - best practices
...default for newly-created enums,
add further methods, like for returning a string representation of a choice.
Just note that you need to declare operator enum_type() so that C++ would know how to convert your class into underlying enum. Otherwise, you won't be able to pass the type to a switch sta...
Save current directory in variable using Bash?
...
Your assignment has an extra $:
export PATH=$PATH:${PWD}:/foo/bar
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How to check if an app is installed from a web-page on an iPhone?
...
To further the accepted answer, you sometimes need to add extra code to handle people returning the browser after launching the app- that setTimeout function will run whenever they do. So, I do something like this:
var now = new Date().valueOf();
setTimeout(function () {
if (ne...
Inline elements shifting when made bold on hover
...gt;
<li><a href="#">About</a></li>
<li>Extra Bold (text-shadow x2)</li>
</ul>
<ul class="bold-native">
<li><a class="hover" href="#">Home</a></li>
<li><a class="hover" href="#">Products</a></li...
How can I efficiently download a large file using Go?
....
import (
"os"
"net/http"
"io"
)
func downloadFile(filepath string, url string) (err error) {
// Create the file
out, err := os.Create(filepath)
if err != nil {
return err
}
defer out.Close()
// Get the data
resp, err := http.Get(url)
if err != nil {
return ...
CSS for grabbing cursors (drag & drop)
...
nice extended answer, thanks for adding the extra "grabbing" bit. nice touch. :)
– scotself
Aug 19 '16 at 20:34
1
...
Argparse optional positional arguments?
...gt; parser.add_argument('-v', action='store_true')
_StoreTrueAction(option_strings=['-v'], dest='v', nargs=0, const=True, default=False, type=None, choices=None, help=None, metavar=None)
>>> parser.add_argument('dir', nargs='?', default=os.getcwd())
_StoreAction(option_strings=[], dest='dir...
How to solve javax.net.ssl.SSLHandshakeException Error?
...public void checkClientTrusted(java.security.cert.X509Certificate[] certs, String authType)
{
//No need to implement.
}
public void checkServerTrusted(java.security.cert.X509Certificate[] certs, String authType)
{
//No n...
What is the difference between public, protected, package-private and private in Java?
...e MyClass and I'm doing AnotherClass extends MyClass I will have access to all protected and public methods and properties from within AnotherClass. If I do MyClass myClass = new MyClass(); in AnotherClass somewhere - let's say the constructor - I will only have access to the public methods if it is...