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Getting request payload from POST request in Java servlet
...
String payloadRequest = getBody(request);
Using this method
public static String getBody(HttpServletRequest request) throws IOException {
String body = null;
StringBuilder stringBuilder = new StringBuilder();
...
What is a word boundary in regex?
...osition between \w and \W (non-word char), or at the beginning or end of a string if it begins or ends (respectively) with a word character ([0-9A-Za-z_]).
So, in the string "-12", it would match before the 1 or after the 2. The dash is not a word character.
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Fastest way to implode an associative array with keys
I'm looking for a fast way to turn an associative array in to a string. Typical structure would be like a URL query string but with customizable separators so I can use ' & ' for xhtml links or ' & ' otherwise.
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When should you not use virtual destructors?
...ays that if you were to copy from an object with POD type into an array of chars (or unsigned chars) and back again, then the result will be the same as the original object.]
Modern C++
In recent versions of C++, the concept of POD was split between the class layout and its construction, copying a...
getting type T from IEnumerable
...yEnumerable.GetType().GetGenericArguments()[0];
Thusly,
IEnumerable<string> strings = new List<string>();
Console.WriteLine(strings.GetType().GetGenericArguments()[0]);
prints System.String.
See MSDN for Type.GetGenericArguments.
Edit: I believe this will address the concerns in ...
Display two files side by side
...xt two.txt does a better job than paste one.txt two.txt and removing diffs extra chars that are displayed with sed is trivial comparing with writing/remembering an awk script. Even with both as functions in .bash_rc longer != better, more readable, faster.. what is the advantage here?
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C pointers : pointing to an array of fixed size
... an array to a function is by using a pointer-to-array parameter
void foo(char (*p)[10]);
(in C++ language this is also done with references
void foo(char (&p)[10]);
).
This will enable language-level type checking, which will make sure that the array of exactly correct size is supplied a...
how to get the last character of a string?
How to get the last character of the string:
12 Answers
12
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Webrick as production server vs. Thin or Unicorn?
...k, Sinatra, Rails, custom Webrick code, etc). This requires you to spin up extra ruby "handlers" to perform your rewrite code. For a low traffic site, this may be fine as you may have pre-warmed processes doing nothing already. However, for a higher traffic site, this is extra load on the server for...
Unable to find valid certification path to requested target - error even after cert imported
... javax.net.ssl.*;
public class InstallCert {
public static void main(String[] args) throws Exception {
String host;
int port;
char[] passphrase;
if ((args.length == 1) || (args.length == 2)) {
String[] c = args[0].split(":");
host = c[0];
port = (c.lengt...