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Using a bitmask in C#
...se the Flags attribute on an enum:
[Flags]
public enum Names
{
None = 0,
Susan = 1,
Bob = 2,
Karen = 4
}
Then you'd check for a particular name as follows:
Names names = Names.Susan | Names.Bob;
// evaluates to true
bool susanIsIncluded = (names & Names.Susan) != Names.None;...
What is the maximum size of a web browser's cookie's key?
...c. If you want to support most browsers, I suggest keeping the name under 4000 bytes, and the overall cookie size under 4093 bytes.
One thing to be careful of: if the name is too big you cannot delete the cookie (at least in JavaScript). A cookie is deleted by updating it and setting it to expire. ...
How to call C from Swift?
...
106
Yes, you can of course interact with Apples C libraries. Here is explained how.
Basically, the...
How to get first character of a string in SQL?
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edited Dec 30 '12 at 9:40
Mahmoud Gamal
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Set element focus in angular way
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edited May 20 '15 at 14:21
answered Sep 1 '14 at 0:34
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应用更新使用指导 · App Inventor 2 中文网
...性里把版本号加 1（如 1 → 2），版本名按需修改（如 1.0 → 1.1）；
编译出安装包（APK），上传到服务器；
修改版本文件：versionCode 改成新的版本号，url 改成新安装包的地址。
已经装了旧版的用户下次打开 App 就会收到更...
Set style for TextView programmatically
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320
I do not believe you can set the style programatically. To get around this you can create a temp...
Catching multiple exception types in one catch block
....php.net/rfc/multiple-catch
Commit: https://github.com/php/php-src/commit/0aed2cc2a440e7be17552cc669d71fdd24d1204a
For PHP before 7.1:
Despite what these other answers say, you can catch AError and BError in the same block (it is somewhat easier if you are the one defining the exceptions). Even...
How do you set a default value for a MySQL Datetime column?
... test (str varchar(32), ts TIMESTAMP DEFAULT CURRENT_TIMESTAMP);
Query OK, 0 rows affected (0.00 sec)
mysql> desc test;
+-------+-------------+------+-----+-------------------+-------+
| Field | Type | Null | Key | Default | Extra |
+-------+-------------+------+-----+----------...
How to convert byte array to string [duplicate]
...
See stackoverflow.com/questions/10611455/…
– Raedwald
Nov 23 '17 at 20:37
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