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How to avoid warning when introducing NAs by coercion
...t the problematic characters to NA first. For your particular problem, taRifx::destring does just that. This way if you get some other, unexpected warning out of your function, it won't be suppressed.
> library(taRifx)
> x <- as.numeric(c("1", "2", "X"))
Warning message:
NAs introduced b...
How can I get name of element with jQuery?
...e') like this
$('#yourid').attr('name')
you should use an id selector, if you use a class selector you encounter problems because a collection is returned
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Why does sed not replace all occurrences?
If I run this code in bash:
2 Answers
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How to convert `git:` urls to `http:` urls
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This worked for me in public WiFi with blocked 22 port. How config can be reverted to defaults?
– yivo
Nov 28 '16 at 17:44
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Unix shell script find out which directory the script file resides?
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This doesn't work if you've called the script via a symbolic link in a different directory. To make that work you need to use readlink as well (see al's answer below)
– AndrewR
Mar 17 '10 at 23:26
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Moq: How to get to a parameter passed to a method of a mocked service
...;
// do your test
new Foo(mock.Object).Bar(22);
Assert.NotNull(result);
If you only want to check something simple on the passed in argument, you also can do it directly:
mock.Setup(h => h.AnsyncHandle(It.Is<SomeResponse>(response => response != null)));
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Best Practice: Initialize JUnit class fields in setUp() or at declaration?
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If you're wondering specifically about the examples in the JUnit FAQ, such as the basic test template, I think the best practice being shown off there is that the class under test should be instantiated in your setUp method (...
Using CSS to insert text
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If the text is part of the page layout and not part of the content, maybe the CSS is the right place for it. For example if you wanted your page heading across all pages to be the words "Hello World" in purple on a lime gree...
How can I add an empty directory to a Git repository?
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spot the 1 difference: 1.) an empty folder, 2.) a folder with .gitignore file in it. ;-)
– Peter Perháč
Feb 11 '14 at 14:31
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How to randomize (or permute) a dataframe rowwise and columnwise?
... Well, this is changing order of rows and columns, but what OP wanted is different: shuffle each column/row independently
– JelenaČuklina
Feb 2 '16 at 10:51
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