大约有 37,000 项符合查询结果（耗时：0.0383秒） [XML]
Rotating x axis labels in R for barplot
...up and down. Here's an example with the mtcars data set:
x <- barplot(table(mtcars$cyl), xaxt="n")
labs <- paste(names(table(mtcars$cyl)), "cylinders")
text(cex=1, x=x-.25, y=-1.25, labs, xpd=TRUE, srt=45)
share
...
source of historical stock data [closed]
...n reverse engineer the following example:
http://ichart.finance.yahoo.com/table.csv?s=YHOO&d=0&e=28&f=2010&g=d&a=3&b=12&c=1996&ignore=.csv
Essentially:
sn = TICKER
a = fromMonth-1
b = fromDay (two digits)
c = fromYear
d = toMonth-1
e = toDay (two digits)
f = toYear...
How to extract year and month from date in PostgreSQL without using to_char() function?
I want to select sql:
SELECT "year-month" from table group by "year-month" AND order by date , where
year-month - format for date "1978-01","1923-12".
select to_char of couse work , but not "right" order:
...
What is a handle in C++?
...h it. Internally you can think of the HWND as just an index into the GUI's table of windows (which may not necessarily be how it's implemented, but it makes the magic make sense).
EDIT: Not 100% certain what specifically you were asking in your question. This is mainly talking about pure C/C++.
...
Worst security hole you've seen? [closed]
...
little Bobby tables strikes again... xkcd.com/327
– gbjbaanb
Oct 7 '09 at 12:21
86
...
Display open transactions in MySQL
...ded and all your previous session objects and settings are lost: temporary tables, the autocommit mode, and user-defined and session variables. Also, any current transaction rolls back.
This behavior may be dangerous for you, as in the following example where the server was shut down and resta...
How can I prevent the textarea from stretching beyond his parent DIV element? (google-chrome issue o
...o matter the device it's displaying on, the box filling the container (the table cell) takes up the correct amount of space. Here's how I solved it:
<table width=100%>
<tr class="idbbs">
B.S.:
</tr></br>
<tr>
<textarea id="bsinpt"><...
How do I Sort a Multidimensional Array in PHP [duplicate]
... Here's a generic solution, that you can use for different columns:
class TableSorter {
protected $column;
function __construct($column) {
$this->column = $column;
}
function sort($table) {
usort($table, array($this, 'compare'));
return $table;
}
function compare($a, $b) ...
Confusion: @NotNull vs. @Column(nullable = false) with JPA and Hibernate
...lse) to give the jpa provider hints to generate the right DDL for creating table columns with the database constraints you want. If you can or want to rely on a JPA provider like Hibernate, which applies the bean validation constraints to DDL by default, then you can omit them.
...
Oracle SQL, concatenate multiple columns + add text
... ||
icing_column_name || ' and a ' fruit_column_name || '.'
AS Cake FROM table;
share
|
improve this answer
|
follow
|
...