大约有 40,000 项符合查询结果（耗时：0.1063秒） [XML]
Using XPATH to search text containing
...eaking space " ") with a
single space. All visible newlines
(<br>, <p>, and <pre> formatted
new lines) should be preserved.
We use the same normalization logic on
the text of HTML Selenese test case
tables. This has a number of
advantages. First, you don't...
Multiple inputs with same name through POST in php
Is it possible to get multiple inputs of the same name to post and then access them from PHP? The idea is this: I have a form that allows the entry of an indefinite number of physical addresses along with other information. If I simply gave each of those fields the same name across several entries...
Why is an array not assignable to Iterable?
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Iterator<T> also requires remove(T), though it is allowed to throw an UnsupportedOperationException.
– wchargin
Mar 19 '14 at 22:39
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How can I write a regex which matches non greedy? [duplicate]
...m explicitly that you want to match line-breaks too with .
For example,
<img\s.*?>
works fine!
Check the results here.
Also, read about how dot behaves in various regex flavours.
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How to make git mark a deleted and a new file as a file move?
...ty threashold, e.g.
$ git log -M20 -p --stat
to reduce it from the default 50% to 20%.
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Str_replace for multiple items
...' ', $string); but I want to replace all the following characters \/:*?"<>| , without doing a str_replace for each.
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Pass a data.frame column name to a function
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You can just use the column name directly:
df <- data.frame(A=1:10, B=2:11, C=3:12)
fun1 <- function(x, column){
max(x[,column])
}
fun1(df, "B")
fun1(df, c("B","A"))
There's no need to use substitute, eval, etc.
You can even pass the desired function as a param...
How to not wrap contents of a div?
...ted in IE 6+, though other values are only IE 8+
– Walter Roman
Oct 24 '14 at 22:06
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Force “git push” to overwrite remote files
...le to force your local revision to the remote repo by using
git push -f <remote> <branch>
(e.g. git push -f origin master). Leaving off <remote> and <branch> will force push all local branches that have set --set-upstream.
Just be warned, if other people are sharing this...
Most efficient way to check for DBNull and then assign to a variable?
...been using the following two extension methods:
public static T? GetValue<T>(this DataRow row, string columnName) where T : struct
{
if (row.IsNull(columnName))
return null;
return row[columnName] as T?;
}
public static string GetText(this DataRow row, string columnName)
{
...