大约有 15,600 项符合查询结果（耗时：0.0311秒） [XML]
git add remote branch
...ges
github/master
github/next
github/pu
Create a new local branch (test) from a github's remote branch (pu):
git branch test github/pu
git checkout test
Merge changes from github's remote branch (pu) with local branch (test):
git fetch github
git checkout test
git merge github/pu
Updat...
How do I limit the number of rows returned by an Oracle query after ordering?
... page, in the hope of preventing link rot.
Setup
CREATE TABLE rownum_order_test (
val NUMBER
);
INSERT ALL
INTO rownum_order_test
SELECT level
FROM dual
CONNECT BY level <= 10;
COMMIT;
What's in the table?
SELECT val
FROM rownum_order_test
ORDER BY val;
VAL
----------
...
How to add a line break in an Android TextView?
...
ok figured it out:
<string name="sample_string"><![CDATA[some test line 1 <br />some test line 2]]></string>
so wrap in CDATA is necessary and breaks added inside as html tags
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Difference between fmt.Println() and println() in Go
...s an example.
println() prints a pointer point to the address of function test.
fmt.Println() prints the address of function.
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...
Finding ALL duplicate rows, including “elements with smaller subscripts”
...
Hold on, I just ran a test and found I was wrong: x <- c(1:9, 7:10, 5:22); y <- c(letters, letters[1:5]); test <- data.frame(x, y); test[duplicated(test$x) | duplicated(test$x, fromLast=TRUE), ] Returned all three of he copies of 7, 8, an...
how to check the dtype of a column in python pandas
...ol'). It may be used even for selecting groups of columns based on dtype:
test = pd.DataFrame({'bool' :[False, True], 'int64':[-1,2], 'int32':[-1,2],'float': [-2.5, 3.4],
'compl':np.array([1-1j, 5]),
'dt' :[pd.Timestamp('2013-01-02'), pd.Timestamp('2016-1...
Query for documents where array size is greater than 1
...
I believe this is the fastest query that answers your question, because it doesn't use an interpreted $where clause:
{$nor: [
{name: {$exists: false}},
{name: {$size: 0}},
{name: {$size: 1}}
]}
It means "all documents except those with...
SQLite: How do I save the result of a query as a CSV file?
...v-mode and switch to file output.
sqlite> .mode csv
sqlite> .output test.csv
sqlite> select * from tbl1;
sqlite> .output stdout
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Why should I use Hamcrest-Matcher and assertThat() instead of traditional assertXXX()-Methods
...
It also helps with the "rule" of one assertion per test and blends more easily with BDD-style specifications.
– Nils Wloka
Nov 20 '09 at 14:10
2
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How to rsync only a specific list of files?
...s to ignore the .. giving me an error like rsync: link_stat "/home/michael/test/subdir/test.txt" failed: No such file or directory (in this case running from the "test" dir and trying to specify "../subdir/test.txt" which does exist.
– Michael
Nov 2 '16 at 0:09...