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Array to String PHP?
What is the best method for converting a PHP array into a string?
I have the variable $type which is an array of types.
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demystify Flask app.secret_key
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Anything that requires encryption (for safe-keeping against tampering by attackers) requires the secret key to be set. For just Flask itself, that 'anything' is the Session object, but other extensions can make use of the same sec...
How do I get the Git commit count?
...it count across all branches:
git rev-list --all --count
I recommend against using this for build identifier, but if you must, it's probably best to use the count for the branch you're building against. That way the same revision will always have the same number. If you use the count for all bran...
Git conflict markers [duplicate]
...ed from remote branch, I got conflict, when I open the file it looks something like below:
1 Answer
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How to display a confirmation dialog when clicking an link?
I want this link to have a JavaScript dialog that asks the user “ Are you sure? Y/N ”.
9 Answers
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Checking if a SQL Server login already exists
I need to check if a specific login already exists on the SQL Server, and if it doesn't, then I need to add it.
10 Answers
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POST Content-Length exceeds the limit
I get similar errors in my error_log in php when users are uploading their files
9 Answers
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How to overwrite styling in Twitter Bootstrap
How can I overwrite the stylings in Twitter Bootstrap? For instance, I am currently using a .sidebar class that has the CSS rule 'float: left;' How can I change this so that it goes to the right instead? I'm using HAML and SASS but am relatively new to web development.
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How to chain scope queries with OR instead of AND?
I'm using Rails3, ActiveRecord
19 Answers
19
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MQTT物联网协议完全实践指南 · App Inventor 2 中文网
...践
主题命名规范：
{namespace}/{device_type}/{device_id}/{attribute}/{action}
示例：
home/thermostat/livingroom/temperature/set
office/light/meeting_room/brightness/get
factory/sensor/machine_001/status/online
通配符使用规则：
// 单级通配符匹配
call UrsPahoM...