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Why do we need tuples in Python (or any immutable data type)?
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@ACoolie, that's totally dominated by the random calls (try doing just that, you'll see!), so not very significant. Try python -mtimeit -s "x=23" "[x,x]" and you'll see a more meaningful speedup of 2-3 times for building the tuple vs building the list.
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Get all Attributes from a HTML element with Javascript/jQuery
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I tested and it works with dynamically added attributes (chrome)
– CodeToad
May 25 '16 at 8:37
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How to go to a specific element on page? [duplicate]
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as of 2016, scrollIntoView() is technically non-standard (ref), but you can pretty much use it everywhere anyway (ref).
– thejoshwolfe
May 20 '16 at 21:11
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How to determine whether a Pandas Column contains a particular value
... But string.contains does a substring search. Ex: If a value called "head_hunter" is present. Passing "head" in str.contains matches and gives True which is wrong.
– karthikeyan
Jun 8 at 14:09
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Objective-C: Calling selectors with multiple arguments
...misleading, it looks like it is part of the selector's signature).
If you call the function in this manner:
[self performSelector:@selector(myTest:) withObject:myString];
It will work.
But, as the other posters have suggested, you may want to rename the method:
- (void)myTestWithAString:(NSStr...
.prop() vs .attr()
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Update 1 November 2012
My original answer applies specifically to jQuery 1.6. My advice remains the same but jQuery 1.6.1 changed things slightly: in the face of the predicted pile of broken websites, the jQuery team reverted attr() to something close to (but not exactly the same a...
What is lazy loading in Hibernate?
...plicitly or, and this is far more common, hibernate will load them automatically when you try to access a child.
Lazy-loading can help improve the performance significantly since often you won't need the children and so they will not be loaded.
Also beware of the n+1-problem. Hibernate will not ac...
Is there a native jQuery function to switch elements?
...e <div id="div1">1</div><div id="div2">2</div> and call swapNodes(document.getElementById('div1'), document.getElementById('div2')); i get <div id="div1">1</div><div id="div2">1</div>
– Paolo Bergantino
Mar 30 '09...
What is the purpose of flush() in Java streams?
...ered output bytes to be written out. The general contract of flush is that calling it is an indication that, if any bytes previously written have been buffered by the implementation of the output stream, such bytes should immediately be written to their intended destination.
The buffering is mainl...
How to change position of Toast in Android?
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If you get an error indicating that you must call makeText, the following code will fix it:
Toast toast= Toast.makeText(getApplicationContext(),
"Your string here", Toast.LENGTH_SHORT);
toast.setGravity(Gravity.TOP|Gravity.CENTER_HORIZONTAL, 0, 0);
toast.show();
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