大约有 23,000 项符合查询结果（耗时：0.0377秒） [XML]
Replace all non Alpha Numeric characters, New Lines, and multiple White Space with one Space
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5,000 /[\W_]+/g 19,977.80 1.09 10,820.40 1.32
5,000 /[^a-z0-9]+/gi 19,901.60 1.49 10,902.00 1.20
5,000 /[^a-zA-Z0-9]+/g 19,559.40 1.96 10,916.80 1.13
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How do I make UITableViewCell's ImageView a fixed size even when the image is smaller
...m using for cell's image views, they are all no bigger than 50x50. e.g. 40x50, 50x32, 20x37 .....
16 Answers
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How do I fix the error 'Named Pipes Provider, error 40 - Could not open a connection to' SQL Server'
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edited Jan 21 '16 at 5:40
elixenide
41.2k1414 gold badges6767 silver badges9090 bronze badges
answere...
Assign one struct to another in C
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140
Yes, assignment is supported for structs. However, there are problems:
struct S {
char * p;...
Select N random elements from a List in C#
...he probability of selection = (number needed)/(number left)
So if you had 40 items, the first would have a 5/40 chance of being selected. If it is, the next has a 4/39 chance, otherwise it has a 5/39 chance. By the time you get to the end you will have your 5 items, and often you'll have all of the...
Which icon sizes should my Windows application's icon include?
...eck it in detail. I created an icon whose images have sizes of 16, 24, 32, 40, 48, 64, 96, 128 and 256. Then I checked which image is shown. All these were done with normal 96dpi. If using a larger DPI, the larger sizes may be used (only checked this a bit in Windows 7). The results:
Windows XP:
Ex...
How to scroll to an element inside a div?
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– Evgenia Manolova
Feb 26 '17 at 0:40
2
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Line-breaking widget layout for Android
...is.
– Rahul Patidar
Jun 6 '16 at 14:40
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What is the difference between gravity and layout_gravity in Android?
... android:layout_width="200dp"
android:layout_height="40dp"
android:background="#bcf5b1"
android:gravity="left"
android:text="left" />
<TextView
android:layout_width="200dp"
android:layout_height="40dp"
...
MySQL - Rows to Columns
... 3 |
| 2 | A | 9 |
| 2 | C | 40 |
+--------+----------+-----------+
This will be our goal, the pretty pivot table:
select * from history_itemvalue_pivot;
+--------+------+------+------+
| hostid | A | B | C |
+--------+------+------+------+
...