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How can I tell if I'm running in 64-bit JVM or 32-bit JVM (from within a program)?
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This is a string intended for human eyes and without a strict definition of valid values, relying on this is not a good idea - write code that checks actual functionality instead.
– Thorbjørn Ravn Andersen
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How can I use speech recognition without the annoying dialog in android phones
...rsionCallback {
override fun onSuccess(result: String) {
sttOutput.text = result
}
override fun onCompletion() {
}
override fu...
Check if a value is in an array (C#)
...y namespace
using System.Linq;
Then you can use linq Contains() method
string[] printer = {"jupiter", "neptune", "pangea", "mercury", "sonic"};
if(printer.Contains("jupiter"))
{
Process.Start("BLAH BLAH CODE TO ADD PRINTER VIA WINDOWS EXEC"");
}
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Dynamically Changing log4j log level
...he documentation of org.apache.log4j.xml.DOMConfigurator.configureAndWatch(String,long) for details. The default wait time between checks is 60 seconds. These changes would be persistent, since you directly change the configuration file on the filesystem. All you need to do is to invoke DOMConfigura...
Detect URLs in text with JavaScript
Does anyone have suggestions for detecting URLs in a set of strings?
13 Answers
13
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Java: Why is the Date constructor deprecated, and what do I use instead?
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What Date did was parse a String, so instead we now have to substring a String which contains the year, month and day? Seems like a lot of extra hassle for something which in most cases doesn't need such complex logic and methods added to it.
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How to modify a text file?
I'm using Python, and would like to insert a string into a text file without deleting or copying the file. How can I do that?
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How to check whether a given string is valid JSON in Java
How do I validate a JSON string in Java? Or could I parse it using regular expressions?
19 Answers
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Are HTTPS URLs encrypted?
...story or not. You can make a URL unguessable by including a longish random string in it, but if it's a public URL then the attacker can tell that it has been visited, and if it has a short secret in it, then an attacker could brute-force that at reasonable speed.
– Steve Jessop...
Best way to store date/time in mongodb
I've seen using strings, integer timestamps and mongo datetime objects.
2 Answers
2
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