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Java: getMinutes and getHours
... 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, Java SE 11, and later - Part of the standard Java API with a bundled implementation.
Java 9 adds some mi...
Find out whether Chrome console is open
...th the added advantage of detecting both close and open events.
function toString (2019)
Credit to Overcl9ck's comment on this answer. Replacing the regex /./ with an empty function object still works.
var devtools = function() {};
devtools.toString = function() {
if (!this.opened) {
alert...
Returning a C string from a function
I am trying to return a C string from a function, but it's not working. Here is my code.
14 Answers
...
Should all Python classes extend object?
...e data model. Can it be seriously argued that str does not always accept a string as an argument because one could assign builtins.str = None?
– Nuno André
Dec 8 '18 at 14:26
...
Pickle or json?
...
The benchmark cited by @mac only tests strings. I tested str, int and float seperately and found out that json is slower than cPickle with float serialization, but faster with float unserialization. For int (and str), json is faster both ways. Data and code: gist....
IOException: read failed, socket might closed - Bluetooth on Android 4.3
... new ArrayList<UUID>();
this.uuidCandidates.add(UUID.fromString("00001101-0000-1000-8000-00805F9B34FB"));
}
}
public BluetoothSocketWrapper connect() throws IOException {
boolean success = false;
while (selectSocket()) {
adapter.cancelDi...
Mark parameters as NOT nullable in C#/.NET?
...
An example of the desired feature:
public class Person
{
public string Name { get; set; } // Not Null
public string? Address { get; set; } // May be Null
}
The preview is available for Visual Studio 2017, 15.5.4+ preview.
...
Catch multiple exceptions at once?
...ompleteness, since .NET 4.0 the code can rewritten as:
Guid.TryParse(queryString["web"], out WebId);
TryParse never throws exceptions and returns false if format is wrong, setting WebId to Guid.Empty.
Since C# 7 you can avoid introducing a variable on a separate line:
Guid.TryParse(queryStrin...
nodejs get file name from absolute path?
...ed by the example in your question, you could keep it simple and split the string by separator:
'/foo/bar/baz/asdf/quux.html'.split('/').pop()
That would be faster (and cleaner imo) than replacing by regular expression.
Again: Only do this if you're writing for a specific environment, otherwise ...
How to extract a substring using regex
I have a string that has two single quotes in it, the ' character. In between the single quotes is the data I want.
13 An...