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Can attributes be added dynamically in C#?
... so.
Here's the link: http://www.codeproject.com/KB/cs/dotnetattributes.aspx , you will also want to look into some of the comments at the bottom of the article, because possible approaches are discussed.
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How does one make a Zip bomb?
...cation step actually makes the file smaller, because deflate only supports tokens of a certain max size. Next step results in 18453, then 19012, 19312, 19743, 20120, 20531, 20870.
– Steve Jessop
Sep 22 '09 at 17:02
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数据存储组件 · App Inventor 2 中文网
...→ 创建令牌（首次需要实名认证），复制后填到组件的 Token 属性。
令牌默认 180 天到期，创建时可以延长，到期后 App 会报「脚本令牌无效或已过期」。
通用脚本（不要修改，组件的读写方法都靠它）：
// App Inventor「WPS在线...
Converting JSON data to Java object
...rror can not deserialize instance of java.util.HashSet out of START_OBJECT token
– Dipen Chawla
May 15 '19 at 8:24
add a comment
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Node.js setting up environment specific configs to be used with everyauth
...
Example: on my machine the .env file is this:
NODE_ENV=dev
TWITTER_AUTH_TOKEN=something-needed-for-api-calls
My local .env overrides any environment variables. But on the staging or production servers (maybe they're on heroku.com) the environment variables are pre-set to stage NODE_ENV=stage or...
What is the use case of noop [:] in bash?
...causes bash to give a syntax error:
line 4: syntax error near unexpected token `fi'
line 4: `fi'
Bash can't have empty blocks (WTF). So you add a no-op:
if [ "$foo" != "1" ]
then
#echo Success
:
fi
or you can use the no-op to comment out the lines:
if [ "$foo" != "1" ]
then
: e...
INSERT IF NOT EXISTS ELSE UPDATE?
... your select needs at least WHERE true to solve parser ambiguity about the token ON with the join syntax.
Be warned that INSERT OR REPLACE... will delete the record before inserting a new one if it has to replace, which could be bad if you have foreign key cascades or other delete triggers.
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Remove IE10's “clear field” X button on certain inputs?
...::-ms-clear (http://msdn.microsoft.com/en-us/library/windows/apps/hh465740.aspx):
::-ms-clear {
display: none;
}
And you also style for ::-ms-reveal pseudo-element for password field:
::-ms-reveal {
display: none;
}
...
Sql Server string to date conversion
...ptional argument - it is based on .Net's format, so most if not all of the token formats you'd expect to see will be there.
DECLARE @d DATETIME = '2008-10-13 18:45:19';
-- returns Oct-13/2008 18:45:19:
SELECT FORMAT(@d, N'MMM-dd/yyyy HH:mm:ss');
-- returns NULL if the conversion fails:
SELECT TRY...
Why are all fields in an interface implicitly static and final?
...constants, or even immutable. You can define e.g.
interface I {
String TOKEN = SomeOtherClass.heavyComputation();
JButton BAD_IDEA = new JButton("hello");
}
(Beware that doing this inside an annotation definition can confuse javac, relating to the fact that the above actually compiles to a ...