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Safely casting long to int in Java
... the most idiomatic way in Java to verify that a cast from long to int does not lose any information?
10 Answers
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How do I change bash history completion to complete what's already on the line?
...ard'
fi
(the if statement checks for interactive mode)
Normally, Up and Down are bound to the Readline functions previous-history and next-history respectively. I prefer to bind PgUp/PgDn to these functions, instead of displacing the normal operation of Up/Down.
# ~/.inputrc
"\e[5~": history-s...
How do I make an HTML text box show a hint when empty?
... Internet Explorer only added support in 10. If you target a browser that does not support input placeholders, you can use a jQuery plugin called jQuery HTML5 Placeholder, and then just add the following JavaScript code to enable it.
$('input[placeholder], textarea[placeholder]').placeholder();
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Replace a value in a data frame based on a conditional (`if`) statement
...e so much easier when working with factors. +1
– Brandon Bertelsen
Apr 28 '11 at 22:38
4
what if ...
HTML5 Number Input - Always show 2 decimal places
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step='0.01' does not work for me on Chrome 66.0 parseFloat works like a charm. robot_speed = parseFloat(robot_speed).toFixed(2)
– 05032 Mendicant Bias
Aug 14 '19 at 14:52
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Python int to binary string?
...ke a format spec.
>>> "{0:b}".format(37)
'100101'
Format spec docs for Python 2
Format spec docs for Python 3
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When do I need to use AtomicBoolean in Java?
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It doesn't look like a real-world example - other thread can see true when initialize() haven't been completed. So, it works only if other threads don't care about completion of initialize().
– axtavt
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Using Build Flavors - Structuring source folders and build.gradle correctly
...Studio re-import your build.gradle whenever you edit it.
Creating flavors doesn't mean you're going to use custom code for them so we don't create the folders. You do need to create them yourself.
If you look at my IO talk you'll see how we mix in together values from the flavors and build type to...
How can I make a time delay in Python? [duplicate]
...e it takes time to print and handle all the buffers that entails (possibly doing a kernel context switch), and to register the alarm signal, but... yeah. A little under once per minute.
– Parthian Shot
Jun 17 '15 at 19:29
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How do I comment on the Windows command line?
In Bash, # is used to comment the following. How do I make a comment on the Windows command line?
7 Answers
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