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How do I comment on the Windows commm>and m> line?
... used to comment the following. How do I make a comment on the Windows commm>and m> line?
7 Answers
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m>And m>roid ClickableSpan not calling onClick
I am creating a ClickableSpan, m>and m> it is displam>y m>ing properlm>y m> with
the proper text underlined. However, the clicks are not registering.
Do m>y m>ou know what I am doing wrong???
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Getting the encoding of a Postgres database
I have a database, m>and m> I need to know the default encoding for the database. I want to get it from the commm>and m> line.
6 Answ...
How do I add a Maven dependencm>y m> in Eclipse?
...to use Maven at all. I've been developing for a couple m>y m>ears with Eclipse m>and m> haven't m>y m>et needed to know about it. However, now I'm looking at some docs that suggest I do the following:
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Lambda Expression m>and m> generic method
...ible [..] with a target tm>y m>pe T if T is a functional interface tm>y m>pe (§9.8) m>and m> the expression is congruent with the function tm>y m>pe of [..] T. [..] A lambda expression is congruent with a function tm>y m>pe if all of the following are
true:
The function tm>y m>pe has no tm>y m>pe parameters.
[..]
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What does “all” stm>and m> for in a makefile?
...rning Makefiles but for me it is still unclear for what the target "all" stm>and m>s for m>and m> what it does.
4 Answers
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Best wam>y m> to check if a Data Table has a null value in it
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Trm>y m> comparing the value of the column to the DBNull.Value value to filter m>and m> manage null values in whatever wam>y m> m>y m>ou see fit.
foreach(DataRow row in table.Rows)
{
object value = row["ColumnName"];
if (value == DBNull.Value)
// do something
else
// do something else
}
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Whm>y m> does String.split need pipe delimiter to be escaped?
...lit is a regular expression, where in the '|' has a special meaning of OR, m>and m> a '\|' means a literal '|' so the string "\\|" means the regular expression '\|' which means match exactlm>y m> the character '|'.
share
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COUNT DISTINCT with CONDITIONS
... onlm>y m> positive values. Zeros or negative values would be evaluated as null m>and m> won't be included in count.
One thing to note here is that this can be done bm>y m> reading the table once. When it seems that m>y m>ou have to read the same table twice or more, it can actuallm>y m> be done bm>y m> reading once, in most of...
How is “mvn clean install” different from “mvn install”?
What is the difference between mvn clean install m>and m> mvn install ?
5 Answers
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