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What is $@ in Bash? [duplicate]
I reckon that the handle $@ in a shell script is an array of all arguments given to the script. Is this true?
2 Answers
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SQLAlchemy versioning cares about class import order
...he problem by putting the try: except stuff in a lambda and
running them all after all the imports have happened.
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CSS rule to apply only if element has BOTH classes [duplicate]
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Below applies to all tags with the following two classes
.abc.xyz {
width: 200px !important;
}
applies to div tags with the following two classes
div.abc.xyz {
width: 200px !important;
}
If you wanted to modify this using jQuery...
Tool for sending multipart/form-data request [closed]
...deo on sending multipart/form-data requests to explain this better.
Actually, Postman can do this. Here is a screenshot
Newer version : Screenshot captured from postman chrome extension
Another version
Older version
Make sure you check the comment from @maxkoryukov
Be careful with ex...
How do I create a user with the same privileges as root in MySQL/MariaDB? [closed]
...oot mysql
CREATE USER 'monty'@'localhost' IDENTIFIED BY 'some_pass';
GRANT ALL PRIVILEGES ON *.* TO 'monty'@'localhost' WITH GRANT OPTION;
CREATE USER 'monty'@'%' IDENTIFIED BY 'some_pass';
GRANT ALL PRIVILEGES ON *.* TO 'monty'@'%' WITH GRANT OPTION;
CREATE USER 'admin'@'localhost';
GRANT RELOAD,PR...
oracle group 取每组第一条 - 数据库(内核) - 清泛网 - 专注C/C++及内核技术
...t of operations performed in a query except for the final ORDER BY clause. All joins and all WHERE , GROUP BY , and HAVING clauses are completed before the analytic functions are processed. Therefore, analytic functions can appear only in the select list or ORDER BY clause.
语法结构：
analy...
自定义下载器扩展：个性化下载进度展示 - App Inventor 2 拓展 - 清泛IT社...
... notification message for download complete notification.
Get a list of all download IDs
Get the ASD path of your app
Get the current download ID.
Cancel all ongoing downloads.
This block converts the bytes into KB and MB automatically, You can use own calculation for converting bytes...
Differences between Line and Branch coverage
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Line coverage measures how many statements you took (a statement is usually a line of code, not including comments, conditionals, etc). Branch coverages checks if you took the true and false branch for each conditional (if, while, for). You'll have twice as many branches as conditionals.
Why do...
How do I commit only some files?
...available on both branches you do
git stash # remove all changes from HEAD and save them somewhere else
git checkout <other-project> # change branches
git cherry-pick <commit-id> # pick a commit from ANY branch and apply it to the current
git checkout <first-p...
iOS: Modal ViewController with transparent background
I'm trying to present a view controller modally, with a transparent background. My goal is to let both the presenting and presented view controllers's view to be displayed at the same time. The problem is, when the presenting animation finishes, the presenting view controller's view disappears.
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