大约有 35,493 项符合查询结果（耗时：0.0730秒） [XML]
How to remove last n characters from every element in the R vector
...
answered May 1 '14 at 17:50
nfmcclurenfmcclure
2,25711 gold badge1919 silver badges3535 bronze badges
...
How to sort with a lambda?
...|
edited Feb 25 '11 at 23:06
answered Feb 25 '11 at 22:51
B...
jquery sortable placeholder height problem
For some reason the placeholder for my sortable items is about 10px. All my sortable items have different heights. How can I change the height of each placeholder to match the item being moved?
...
Why does running the Flask dev server run itself twice?
...o away, but then you also lose the reloading functionality:
app.run(port=4004, debug=config.DEBUG, host='0.0.0.0', use_reloader=False)
You can disable the reloader when using the flask run command too:
FLASK_DEBUG=1 flask run --no-reload
You can look for the WERKZEUG_RUN_MAIN environment varia...
stash@{1} is ambiguous?
I'm trying to get info about my stash, but git is telling me that stash@{0} and stash@{1} are ambiguous. git stash list works fine, and .git/logs/refs/stash seems to have the appropriate content (not that I'm an expert on git internals).
...
Error “initializer element is not constant” when trying to initialize variable with const
... C language, the term "constant" refers to literal constants (like 1, 'a', 0xFF and so on), enum members, and results of such operators as sizeof. Const-qualified objects (of any type) are not constants in C language terminology. They cannot be used in initializers of objects with static storage dur...
Determine if an object property is ko.observable
I'm using KnockoutJS version 2.0.0
4 Answers
4
...
Reference alias (calculated in SELECT) in WHERE clause
... - CreditTotal) AS BalanceDue
FROM Invoices
) AS x
WHERE BalanceDue > 0;
Or just repeat the expression:
SELECT (InvoiceTotal - PaymentTotal - CreditTotal) AS BalanceDue
FROM Invoices
WHERE (InvoiceTotal - PaymentTotal - CreditTotal) > 0;
I prefer the latter. If the expression is extre...
convert from Color to brush
...
edited Jan 15 '14 at 11:50
user2140173
answered Apr 12 '11 at 20:16
...
Convert a RGB Color Value to a Hexadecimal String
...
205
You can use
String hex = String.format("#%02x%02x%02x", r, g, b);
Use capital X's if you ...