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Which is faster: Stack allocation or Heap allocation
...t want that code optimized. It strikes me as being very similar to paying extra for valet parking, but refusing to hand over the keys. In this particular case, I don't want the optimizer running.
Using a slightly modified version of the benchmark (to address the valid point that the original prog...
How to embed a text file in a .NET assembly?
...u can access the file as a stream using Assembly.GetManifestResourceStream(string).
Other answers here are more convenient. I include this for completeness.
Note that this approach will work for embedding other types of files such as images, icons, sounds, etc...
...
Getting current device language in iOS?
...tes). In order to retrieve the currently selected language, you can do:
NSString * language = [[NSLocale preferredLanguages] firstObject];
This will return a two letter code for the currently selected language. "en" for English, "es" for Spanish, "de" for German, etc. For more examples, please se...
How to find the operating system version using JavaScript?
...a')) != -1) {
browser = 'Opera';
version = nAgt.substring(verOffset + 6);
if ((verOffset = nAgt.indexOf('Version')) != -1) {
version = nAgt.substring(verOffset + 8);
}
}
// Opera Next
if ((verOffset = nAgt.indexO...
Passing Parameters JavaFX FXML
...age;
public class Main extends Application {
public static void main(String[] args) {
launch(args);
}
@Override
public void start(Stage primaryStage) {
// Create the first controller, which loads Layout1.fxml within its own constructor
Controller1 controll...
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...
C++ : why bool is 8 bits long?
...or booleans, in a way. I seem to remember Pascal implementing sets as bit strings. That is, for the following set:
{1, 2, 5, 7}
You might have this in memory:
01100101
You can, of course, do something similar in C / C++ if you want. (If you're keeping track of a bunch of booleans, it could ...
How to add one day to a date? [duplicate]
... database. Use a JDBC driver compliant with JDBC 4.2 or later. No need for strings, no need for java.sql.* classes.
Where to obtain the java.time classes?
Java SE 8, Java SE 9, Java SE 10, and later
Built-in.
Part of the standard Java API with a bundled implementation.
Java 9 adds some minor ...
Why does CSS not support negative padding?
... if more content overflows it, which is impossible if the content is in an extra abs-pos sibling. Negative padding would take the padding-collapsed element back to its size.
– sergio
Jul 19 '15 at 19:29
...
“PKIX path building failed” and “unable to find valid certification path to requested target”
... certificates.
*/
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];...