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Why does scanf() need “%lf” for doubles, when printf() is okay with just “%f”?
... it in practice. Don't use %f to printf arguments of type double. It is a widespread habit born back in C89/90 times, but it is a bad habit. Use %lf in printf for double and keep %f reserved for float arguments.
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Set operations (union, intersection) on Swift array?
...ther perform set operations on two arrays, or implement such logic myself (ideally as functionally and also efficiently as possible)?
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How to copy yanked text to VI command prompt
... var channelOptions = {
tags: "".split(" "),
id: "1"
};
initTagRenderer("".split(" "), "".split(" "), channelOptions);
StackExchange.using("externalEditor", function() {
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How to use QueryPerformanceCounter?
I recently decided that I needed to change from using milliseconds to microseconds for my Timer class, and after some research I've decided that QueryPerformanceCounter is probably my safest bet. (The warning on Boost::Posix that it may not works on Win32 API put me off a bit). However, I'm not re...
Change text color of one word in a TextView
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In case anyone looking for Xamarin.Android Solution. You can assign SpannableString object by using TextFormatted Property of your control.
– Jamshaid Kamran
May 5 '17 at 15:48
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Unsigned keyword in C++
...n C++. In the current standard: 7.1.5.2 [dcl.simple.type] has a table that identifies each type declaration to the actual type used. That table has a correspondence from 'unsigned' declaration to 'unsigned int' type.
– David Rodríguez - dribeas
Jan 20 '10 at 8...
What are the aspect ratios for all Android phone and tablet devices?
I'm looking for a list of all screen aspect ratios for popular Android based Phones and Tablets.
5 Answers
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Get pandas.read_csv to read empty values as empty string instead of nan
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sorry to resurrect such an old answer, but did this ever happen? As far as I can tell from this GitHub PR it was closed without ever being merged, and I'm not seeing the requested behavior in pandas version 0.14.x
– drammock
Sep ...
When to use valueChangeListener or f:ajax listener?
... it would by default executed during the HTML DOM change event already. Inside UICommand components and input components representing a checkbox or radiobutton, it would be by default executed during the HTML DOM click event only.
<h:selectOneMenu value="#{bean.value}">
<f:selectItems ...
How to copy a local Git branch to a remote repo
...g. refs/heads/experimental) in origin repository with it.
If experimental did not exist remotely, it would be created.
This is the same as:
git push origin experimental:refs/heads/experimental
Create the branch experimental in the origin repository by copying the current experimental branch.
This f...