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What's the maximum value for an int in PHP?
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AMD64 is one name of the 64-bit architecture used by both AMD and Intel these days. Other names for it include x64 and Intel 64. As strager says, nothing to do with it being AMD
– thomasrutter
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How to trigger a file download when clicking an HTML button or JavaScript
...to find what I need on search engines. I'm thinking this should be an easy one to answer.
20 Answers
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Convert Pandas column containing NaNs to dtype `int`
I read data from a .csv file to a Pandas dataframe as below. For one of the columns, namely id , I want to specify the column type as int . The problem is the id series has missing/empty values.
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ReactJS SyntheticEvent stopPropagation() only works with React events?
I'm trying to use event.stopPropagation() within a ReactJS component to stop a click event from bubbling up and triggering a click event that was attached with JQuery in legacy code, but it seems like React's stopPropagation() only stops propagation to events also attached in React, and JQuery's sto...
What does !! mean in ruby?
...usually best to let that convention stand.
Think of it as
!(!some_val)
One thing that is it used for legitimately is preventing a huge chunk of data from being returned. For example you probably don't want to return 3MB of image data in your has_image? method, or you may not want to return your...
Creating a “logical exclusive or” operator in Java
...w operators in C++ either. All you can do is give new meanings to the old ones.
– David Thornley
Apr 7 '09 at 20:57
Retrieving the inherited attribute names/values using Java Reflection
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With spring util library, you can use to check if one specific attribute exists into class:
Field field = ReflectionUtils.findRequiredField(YOUR_CLASS.class, "ATTRIBUTE_NAME");
log.info(field2.getName());
Api doc:
https://docs.spring.io/spring-data/commons/docs/current/a...
What's the difference between & and && in MATLAB?
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@neuronet it isn't really about efficiency, more that it permits a construct where the first expression guarantees a condition without which the second expression may cause a run-time error. e.g. d != 0 && 1/d vs d !=0 ...
How to check if an array value exists?
...with the key say twice, hence your array will result in an array with only one value.
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Restoring state of TextView after screen rotation?
...ction, cursor position, etc.)? In other words, in what scenario would someone actually prefer that the text is not saved?
– Gautam
Oct 13 '13 at 9:18
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