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Performing user authentication in Java EE / JSF using j_security_check
...getRequest(). You can also just invalidate the session altogether.
public String logout() {
FacesContext.getCurrentInstance().getExternalContext().invalidateSession();
return "login?faces-redirect=true";
}
For the remnant (defining users, roles and constraints in deployment descriptor and...
Submit HTML form on self page
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Not so awesome. This would remove all query strings of the current URL if it has them.
– OMA
Aug 30 '19 at 17:13
2
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How to tell if a string is not defined in a Bash shell script
If I want to check for the null string I would do
12 Answers
12
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What is the best way to find the users home directory in Java?
... using it, getting the appropriate environment variable with System.getenv(String).
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How do I find all files containing specific text on Linux?
...d a way to scan my entire Linux system for all files containing a specific string of text. Just to clarify, I'm looking for text within the file, not in the file name.
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Recommended way to save uploaded files in a servlet application
...class DataCollectionServlet extends Controller {
private static final String UPLOAD_LOCATION_PROPERTY_KEY="upload.location";
private String uploadsDirName;
@Override
public void init() throws ServletException {
super.init();
uploadsDirName = property(UPLOAD_LOCATION...
How do I get the path of the assembly the code is in?
...e following property as we use this often in unit testing.
public static string AssemblyDirectory
{
get
{
string codeBase = Assembly.GetExecutingAssembly().CodeBase;
UriBuilder uri = new UriBuilder(codeBase);
string path = Uri.UnescapeDataString(uri.Path);
r...
Replace String in all files in Eclipse
Do you know how can I search an replace a String in all files of my current project?
10 Answers
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Is there an easy way to pickle a python function (or otherwise serialize its code)?
...ssembled into a function. ie:
import marshal
def foo(x): return x*x
code_string = marshal.dumps(foo.func_code)
Then in the remote process (after transferring code_string):
import marshal, types
code = marshal.loads(code_string)
func = types.FunctionType(code, globals(), "some_func_name")
func...
Quickest way to convert XML to JSON in Java [closed]
...{
public static int PRETTY_PRINT_INDENT_FACTOR = 4;
public static String TEST_XML_STRING =
"<?xml version=\"1.0\" ?><test attrib=\"moretest\">Turn this to JSON</test>";
public static void main(String[] args) {
try {
JSONObject xmlJSONObj = ...