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Runnable with a parameter?
...t to put it bluntly, if you're afraid of using lambdas, you should be even more afraid of multi-threaded systems.
Original answer, just because:
You can declare a class right in the method
void Foo(String str) {
class OneShotTask implements Runnable {
String str;
OneShotTask(S...
HTTP requests and JSON parsing in Python
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How to set the focus for a particular field in a Bootstrap modal, once it appears
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thanks! the demo doesn't working anymore but the snippet does.
– Kreker
Mar 5 '14 at 10:42
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No Exception while type casting with a null in java
..."null". Otherwise it will call the toString method of that object.
Adding more details: Internally print methods call String.valueOf(object) method on the input object. And in valueOf method, this check helps to avoid null pointer exception:
return (obj == null) ? "null" : obj.toString();
For re...
Duplicating a MySQL table, indices, and data
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Unwanted padding around an ImageView
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How to extract the first two characters of a string in shell scripting?
...ginning of the line "^" and followed by any character "." repeated zero or more times "*" (the backslashes are needed to escape some of the special characters)
by "/" the contents of the first (and only, in this case) group (here the backslash is a special escape referring to a matching sub-express...
How to erase the file contents of text file in Python?
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Not a complete answer more of an extension to ondra's answer
When using truncate() ( my preferred method ) make sure your cursor is at the required position.
When a new file is opened for reading - open('FILE_NAME','r') it's cursor is at 0 by def...
How to change a Git remote on Heroku
...d by OP and this answer is by-in-large the answer to OP's question and has more upvotes than the "top" answer above does, why is this answer still shown below the lesser agreed upon answer? Thanks.
– Devon Kiss
Mar 24 '17 at 11:30
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