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Remove a character from the end of a variable
...arget=${1%/}
See this the parameter substitution of this bash scripting guide for more.
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github markdown colspan
...his solution if I try to use a colspan over the first column, a hack to avoid that in turn would be to add another first column that has no content... Yuck...
– consideRatio
Aug 7 '17 at 0:34
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How to stop text from taking up more than 1 line?
... attribute that stops text from wrapping? I have a height, and overflow:hidden , and the text still breaks.
5 Answers
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How do I get the name of captured groups in a C# Regex?
...(?<day>[\d]+)");
var namedCaptures = regex.MatchNamedCaptures(wikiDate);
string s = "";
foreach (var item in namedCaptures)
{
s += item.Key + ": " + item.Value + "\r\n";
}
s += namedCaptures["year"];
s += namedCaptures["month"];
s += namedCaptures["day...
Colorize console output in Intellij products
...errors, warnings and infos. There's a way to do that in Intellij products (IDEA, PhpStorm, PyCharm)?
5 Answers
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Is it possible to have empty RequestParam values use the defaultValue?
...pping(value = "/test", method = RequestMethod.POST)
@ResponseBody
public void test(@RequestParam(value = "i", required=false) Integer i) {
if(i == null) {
i = 10;
}
// ...
}
I have removed the defaultValue from the example above, but you may want to include it if you expect to ...
Why does one hot encoding improve machine learning performance?
...ill get confused without one-hot encoding. With the naive encoding and Euclidean distance, the distance between French and US is 1. The distance between US and UK is 2. But with the one-hot encoding, the pairwise distances between [1, 0, 0], [0, 1, 0] and [0, 0, 1] are all equal to √2.
This is no...
In Hibernate Validator 4.1+, what is the difference between @NotNull, @NotEmpty, and @NotBlank?
...g version 4.1):
The @NotNull constraint is defined as:
@Constraint(validatedBy = {NotNullValidator.class})
This class has an isValid method defined as:
public boolean isValid(Object object, ConstraintValidatorContext constraintValidatorContext) {
return object != null;
}
The @NotEmpt...
What's the difference between dist-packages and site-packages?
... var channelOptions = {
tags: "".split(" "),
id: "1"
};
initTagRenderer("".split(" "), "".split(" "), channelOptions);
StackExchange.using("externalEditor", function() {
// Have to fire editor after snippets, if snippets enabled...
How to change border color of textarea on :focus
Forgive me is this is a stupid question, but i need help.
I want to change border color of TEXTAREA on focus. but my code doesn't seem to working properly.
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