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Run a JAR file from the command line and specify classpath
...
When you specify -jar then the -cp parameter will be ignored.
From the documentation:
When you use this option, the JAR file is the source of all user classes, and other user class path settings are ignored.
You also cannot "include" needed jar files into another jar file (you wo...
How do I load an org.w3c.dom.Document from XML in a string?
...dom.Document;
import java.io.ByteArrayInputStream;
public Document loadXMLFromString(String xml) throws Exception
{
DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
factory.setNamespaceAware(true);
DocumentBuilder builder = factory.newDocumentBuilder();
retur...
How do I send a cross-domain POST request via JavaScript?
... in my opinion.
In short here is how you accomplish the cross domain POST from from.com/1.html to to.com/postHere.php (using PHP as an example). Note: you only need to set Access-Control-Allow-Origin for NON OPTIONS requests - this example always sets all headers for a smaller code snippet.
In po...
How can I override the OnBeforeUnload dialog and replace it with my own?
...) {
return 'You have unsaved changes!';
}
Here's a reference to this from Microsoft:
When a string is assigned to the returnValue property of window.event, a dialog box appears that gives users the option to stay on the current page and retain the string that was assigned to it. The defaul...
What's the best way to parse a JSON response from the requests library?
...swer this question. The reputation requirement helps protect this question from spam and non-answer activity.
Not the answer you're looking for? Browse other questions t...
typeof for RegExp
...stanceof RegExp will report false when testing a regular expression object from another window, which won't be a problem if this kind of check is not required, but is something to be aware of.
– Tim Down
Dec 3 '10 at 10:49
...
How to remove text from a string?
...in('No');
This will replace all the occurrences of that specific string from original string.
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What is the difference between save and export in Docker?
...is "saved" images chain into another docker instance and create containers from these images.
export will fetch the whole container : like a snapshot of a regular VM. Saves the OS of course, but also any change you made, any data file written during the container life. This one is more like a tradit...
How to get UTC time in Python?
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Try this code that uses datetime.utcnow():
from datetime import datetime
datetime.utcnow()
For your purposes when you need to calculate an amount of time spent between two dates all that you need is to substract end and start dates. The results of such substraction ...
What is the difference between __init__ and __call__?
...es can be passed in inputs to other functions and/or methods, and executed from inside them.
Instances of Classes (aka Objects), can be treated as if they were functions: pass them to other methods/functions and call them. In order to achieve this, the __call__ class function has to be specialized....