大约有 2,230 项符合查询结果（耗时：0.0089秒） [XML]
How do I repeat an edit on multiple lines in Vim?
... to insert something on multiple lines, use Shift-i.
So for the text:
abc123abc
def456def
ghi789ghi
if you hit Ctrl-v with your cursor over the 1, hit j twice to go down two columns, then Shift-i,ESC , your text would look like this:
abc,123abc
def,456def
ghi,789ghi
(the multi-line insert has...
How to parse a string to an int in C++?
... problem: what if the caller needs to distinguish between bad input (e.g. "123foo") and a number that is out of the range of int (e.g. "4000000000" for 32-bit int)? With stringstream, there is no way to make this distinction. We only know whether the conversion succeeded or failed. If it fails, we h...
How to determine whether an object has a given property in JavaScript
...throw new Error("IllegalArgumentException");
}
alert("ok");
}
f({req1: 123}); // error
f({req1: 123, req2: 456}); // ok
share
|
improve this answer
|
follow
...
How to create a new database using SQLAlchemy?
...
123
SQLAlchemy-Utils provides custom data types and various utility functions for SQLAlchemy. You ...
Jackson JSON custom serialization for certain fields
...ill result in the desired output
{"name":"Joe","age":25,"favoriteNumber":"123"}
share
|
improve this answer
|
follow
|
...
LISTAGG in Oracle to return distinct values
...t useful:
with test_data as
(
select 'A' as col1, 'T_a1' as col2, '123' as col3 from dual
union select 'A', 'T_a1', '456' from dual
union select 'A', 'T_a1', '789' from dual
union select 'A', 'T_a2', '123' from dual
union select 'A', 'T_a2', '456' from dual
union select 'A', 'T_a2', '111' fr...
HttpServletRequest to complete URL
...rvlet/MyServlet
String pathInfo = req.getPathInfo(); // /a/b;c=123
String queryString = req.getQueryString(); // d=789
// Reconstruct original requesting URL
StringBuilder url = new StringBuilder();
url.append(scheme).append("://").append(serverName);
if (s...
Capturing TAB key in text box [closed]
...swered Sep 9 '10 at 6:14
chintan123chintan123
19322 silver badges1010 bronze badges
...
How to format numbers as currency string?
... id="x">(press button to get output)</p>
Use it like so:
(123456789.12345).formatMoney(2, ".", ",");
If you're always going to use '.' and ',', you can leave them off your method call, and the method will default them for you.
(123456789.12345).formatMoney(2);
If your culture h...
What is the main difference between PATCH and PUT request?
...rtion of the record, use PUT (user controls what gets updated)
PUT /users/123/email
new.email@example.org
PATCH =>
If user can only update a partial record, say just an email address (application controls what can be updated), use PATCH.
PATCH /users/123
[description of changes]
Why Pat...