大约有 800 项符合查询结果（耗时：0.0238秒） [XML]
How to configure Ruby on Rails with no database?
...y for Rails >= 4.2
require "action_cable/engine" # Only for Rails >= 5.0
require "sprockets/railtie"
require "rails/test_unit/railtie"
# All these depend on active_record, so they should be excluded also
# require "action_text/engine" # Only for Rails >= 6.0
# require "action_mailbox/engin...
Asynchronous method call in Python?
...:
@asyncio.coroutine
def display_date(loop):
end_time = loop.time() + 5.0
while True:
print(datetime.datetime.now())
if (loop.time() + 1.0) >= end_time:
break
yield from asyncio.sleep(1)
loop = asyncio.get_event_loop()
# Blocking call which returns w...
How can I send an HTTP POST request to a server from Excel using VBA?
...RequestHeader "User-Agent", "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)"
objHTTP.send("")
Alternatively, for greater control over the HTTP request you can use WinHttp.WinHttpRequest.5.1 in place of MSXML2.ServerXMLHTTP.
...
How to determine if a decimal/double is an integer?
...
There are any number of ways to do this. For example:
double d = 5.0;
bool isInt = d == (int)d;
You can also use modulo.
double d = 5.0;
bool isInt = d % 1 == 0;
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Programmatically obtain the Android API level of a device?
... 4.4 KitKat Watch
21 LOLLIPOP Android 5.0 Lollipop
22 LOLLIPOP_MR1 Android 5.1 Lollipop
23 M Android 6.0 Marshmallow
24 N Android 7.0 Nougat
...
How to build for armv6 and armv7 architectures with iOS 5
...ason was I had an (unused) Release build set to a Deployment Target of iOS 5.0 while the Debug and Distribution were set to 3.0 and this seems to stop xcode building for armv6. Setting the Deployment target to 3.0 for all builds fixed the issue.
– Simon East
No...
How to remove a TFS Workspace Mapping?
...ocated here:
%LocalAppData%\Microsoft\Team Foundation\3.0\Cache
or 4.0, 5.0, etc.
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Having a UITextField in a UITableViewCell
... Use [cell addSubview:playerTextField]; to get it to work with iOS 5.0+.
– Stunner
Mar 5 '13 at 9:36
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What is an index in SQL?
...s relevant for other SQL servers as well):
http://dev.mysql.com/doc/refman/5.0/en/mysql-indexes.html
An index can be used to efficiently find all rows matching some column in your query and then walk through only that subset of the table to find exact matches. If you don't have indexes on any colum...
How can you detect the version of a browser?
...cebook app on Android). The useragent string looks something like: Mozilla/5.0 (Linux; Android 5.0; Nexus 9 Build/LRX21R; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/45.0.2454.95 Safari/537.36 [FB_IAB/FB4A;FBAV/50.0.0.10.54;] This is a very prominent user agent unfortunately so can...