大约有 40,000 项符合查询结果（耗时：0.0585秒） [XML]
How to send an object from one Android Activity to another using Intents?
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community wiki
6 revs, 6 users 71%Jeremy Logan
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Compare two DataFrames and output their differences side-by-side
I am trying to highlight exactly what changed between two dataframes.
14 Answers
14
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How to find all occurrences of a substring?
Python has string.find() and string.rfind() to get the index of a substring in a string.
20 Answers
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Python __str__ and lists
In Java, if I call List.toString(), it will automatically call the toString() method on each object inside the List. For example, if my list contains objects o1, o2, and o3, list.toString() would look something like this:
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Open URL in same window and in same tab
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You need to use the name attribute:
window.open("https://www.youraddress.com","_self")
Edit: Url should be prepended with protocol. Without it tries to open relative url. Tested in Chrome 59, Firefox 54 and IE 11.
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How to nicely format floating numbers to String without unnecessary decimal 0?
An 64-bit double can represent integer +/- 2 53 exactly
26 Answers
26
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How do I get the path of the Python script I am running in? [duplicate]
....argv[0])
Py2exe does not provide an __file__ variable. For reference: http://www.py2exe.org/index.cgi/Py2exeEnvironment
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How to print a percentage value in python?
...ad.
As a bonus, use the awesome string formatting methods described here: http://docs.python.org/library/string.html#format-specification-mini-language
To specify a percent conversion and precision.
>>> float(1) / float(3)
[Out] 0.33333333333333331
>>> 1.0/3.0
[Out] 0.333333333...
Error 330 (net::ERR_CONTENT_DECODING_FAILED):
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It happens when your HTTP request's headers claim that the content is gzip encoded, but it isn't.
Turn off gzip encoding setting or make sure the content is in fact encoded.
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Adding an onclick function to go to url in JavaScript?
...is:
$("a#thing_to_click").on('click', function(){
window.location = "http://www.google.com/";
});
this way will work too but the above is the newer more correct way to do it these days
$("a#thing_to_click").click(function(e){
e.preventDefault();
window.location = "http...