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Remove all line breaks from a long string of text
...ne characters
it takes such a multi-line string which may be messy e.g.
test_str = '\nhej ho \n aaa\r\n a\n '
and produces nice one-line string
>>> ' '.join([line.strip() for line in test_str.strip().splitlines()])
'hej ho aaa a'
UPDATE:
To fix multiple new-line character producin...
How do I disable the 'Debug / Close Application' dialog on Windows Vista?
...r me in fixing a VSTS Build Agent issue where I was trying to run Selenium tests. Thanks!
– Stu1986C
Sep 5 '18 at 9:59
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Can I control the location of .NET user settings to avoid losing settings on application upgrade?
... manually merge configs during the install of the msi using custom install scripts, but I don't remember the exact steps to do it... (see this link for how to do it with a web.config)
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improv...
In Jinja2, how do you test if a variable is undefined?
... Additionally, you can use {% if variable is not defined %} to test the inverse.
– pbaranay
Feb 22 '17 at 15:37
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Does async(launch::async) in C++11 make thread pools obsolete for avoiding expensive thread creation
...s under the impression that Linux thread creation was very cheap and after testing I determined that the overhead of function call in a new thread vs. a normal one is enormous. The overhead for creating a thread to handle a function call is something like 10000 or more times slower than a plain func...
What are all the uses of an underscore in Scala?
...ses of the underscore is Scala _ [underscore] magic.
Examples:
def matchTest(x: Int): String = x match {
case 1 => "one"
case 2 => "two"
case _ => "anything other than one and two"
}
expr match {
case List(1,_,_) => " a list with three element and the first elem...
Specifying colClasses in the read.csv
...nly one columns.
So in your example you should use:
data <- read.csv('test.csv', colClasses=c("time"="character"))
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Update value of a nested dictionary of varying depth
...! I figured someone would would have a better way to handle the isinstance test, but thought I'd take a stab at it.
– FMc
Jul 13 '10 at 2:58
7
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Hamcrest compare collections
...e... If actual.getList() happens to contain "item1", "item3", "item2", the test will pass and maybe you want to make sure it only contains the items listed... In that case you could use assertThat(actual.getList().size(), equalTo(2)); before the containsInAnyOrder, this way you make sure both lists ...
Questions every good Java/Java EE Developer should be able to answer? [closed]
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Usage of final keyword in method calls.
For example why does the method test in below code does not give any compile error despite using final qualifier for the method parameter.
class Name {
private String name;
public Name (String s) {
this.name = s;
}
public void se...