大约有 830 项符合查询结果（耗时：0.0377秒） [XML]
TINYTEXT, TEXT, MEDIUMTEXT, and LONGTEXT maximum storage sizes
... not exceeed 65535 bytes.
As outlined here http://dev.mysql.com/doc/refman/5.0/en/charset-unicode-utf8.html, max 3 bytes for utf-8.
THIS IS A ROUGH ESTIMATION TABLE FOR QUICK DECISIONS!
So the worst case assumptions (3 bytes per utf-8 char) to best case (1 byte per utf-8 char)
Assuming the engli...
How to set space between listView Items in Android
...ndroid="http://schemas.android.com/apk/res/android"
android:insetLeft="5.0px"
android:insetRight="5.0px"
android:insetTop="8.0px"
android:insetBottom="8.0px">
<shape xmlns:android="http://schemas.android.com/apk/res/android"
android:shape="rectangle">
&l...
Difference between List, List, List, List, and List
...List means it can include any Object. List was in the release before Java 5.0; Java 5.0 introduced List, for backward compatibility.
List list=new ArrayList();
list.add(anyObject);
List<?>:
? means unknown Object not any Object; the wildcard ? introduction is for solving the problem...
Creating a UICollectionView programmatically
...// Now setup the flowLayout required for drawing the cells
let space = 5.0 as CGFloat
// Set view cell size
flowLayout.itemSize = CGSizeMake(50, 50)
// Set left and right margins
flowLayout.minimumInteritemSpacing = space
// Set top and bottom margins
flowLayout.minimu...
Dashed line border around UIView
...gn using pattern image like below example.
[yourView.layer setBorderWidth:5.0];
[yourView.layer setBorderColor:[[UIColor colorWithPatternImage:[UIImage imageNamed:@"DotedImage.png"]] CGColor]];///just add image name and create image with dashed or doted drawing and add here
Here you've to add <...
What is the behavior of integer division?
...visionResultPositive= 125/100;//= 1
double flooringResultPositive= floor(125.0/100.0);//=1.0
For negative value this is different
int integerDivisionResultNegative= -125/100;//=-1
double flooringResultNegative= floor(-125.0/100.0);//=-2.0
...
Download a specific tag with Git
...
Thx. I needed to use git checkout -b b1.5.0 v1.5.0 when checking out a version within a 'gh-pages' branch to successfully push to Github Pages. This Gist I wrote up might help others re: branch/tag/submodules... gist.github.com/1064750
– Chris...
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.
...