大约有 47,000 项符合查询结果（耗时：0.0678秒） [XML]
LAST_INSERT_ID() MySQL
... Thanks! I didn't get it working first as I was using asp.net with MySQL and needed to add Allow User Variables=True to the Connection String to allow variables.
– Martin
Oct 1 '10 at 10:19
...
The entitlements specified…profile. (0xE8008016). Error iOS 4.2
...t at all, only putting it on one device. I have gone through all the hoops and loops apple puts you through (certificate, device, provisioning) down to the letter, and I cannot figure out what is going wrong.
...
Angularjs: 'controller as syntax' and $watch
...ght context. However, I found his answer cleaner.
Having that said, first and foremost, you have to understand the underlying idea behind it.
UPDATE 2:
For those who use ES6, by using arrow function you get a function with the right context OOTB.
$scope.$watch(() => this.name, function (newVa...
public friend swap member function
In the beautiful answer to the copy-and-swap-idiom there is a piece of code I need a bit of help:
2 Answers
...
Cosmic Rays: what is the probability they will affect a program?
Once again I was in a design review, and encountered the claim that the probability of a particular scenario was "less than the risk of cosmic rays" affecting the program, and it occurred to me that I didn't have the faintest idea what that probability is.
...
Changing navigation bar color in Swift
...r?.tabBar.tintColor = UIColor.yellow
On the last two, replace brownColor and yellowColor with the color of your choice.
share
|
improve this answer
|
follow
...
How to calculate the number of days between two dates? [duplicate]
...
I tested this with 2015-02-1 to 2015-03-01 and got 31 days. There's something wrong here... EDIT: Okay yeah.. javascript months are from 0-12 so if you're getting the input from a jquery datepicker or a regular normal date, subtract 1 form the month
...
Delete duplicate rows from small table
...table in a PostgreSQL 8.3.8 database, which has no keys/constraints on it, and has multiple rows with exactly the same values.
...
Update value of a nested dictionary of varying depth
...ight general idea, i.e. a recursive solution, but somewhat peculiar coding and at least one bug. I'd recommend, instead:
Python 2:
import collections
def update(d, u):
for k, v in u.iteritems():
if isinstance(v, collections.Mapping):
d[k] = update(d.get(k, {}), v)
...
scala vs java, performance and memory? [closed]
I am keen to look into Scala, and have one basic question I cant seem to find an answer to:
in general, is there a difference in performance and usage of memory between Scala and Java?
...