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中文网（自研/维护）拓展 · App Inventor 2 中文网
...：标题。第二个参数：坐标方程式JSON字符串，详见帮助文档。
FlashLight
Component for FlashLight
属性
None
事件
None
方法
Off()
关闭手电筒
On()
打开手...
How can I get a side-by-side diff when I do “git diff”?
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You can also try git diff --word-diff.
It's not exactly side-by-side, but somehow better, so you might prefer it to your actual side-by-side need.
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Is VB really case insensitive?
...be identical. Even when those identifiers have different roles. In other words, a method parameter with the name "index" will force a method name "Index" to be recased to "index". That has produced rather a lot of head scratching, as you might imagine :)
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What is the standard naming convention for html/css ids and classes?
...e for functionality. Using option + left/right arrow to traverse your code word by word stops at each dash, allowing you to easily traverse the id or class name using keyboard shortcuts. Underscores and camelcase does not get picked up and the cursor will drift right over them as if it were all one ...
sql “LIKE” equivalent in django query
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In order to preserve the order of the words as in the sql LIKE '%pattern%' statement I use iregex, for example:
qs = table.objects.filter(string__iregex=pattern.replace(' ', '.*'))
string methods are immutable so your pattern variable will not change and with ...
What's the difference between and , and ?
...sers
blind people
mobile phones
"Bold" is a style - when you say "bold a word", people basically know that
it means to add more, let's say "ink", around the letters until they stand out
more amongst the rest of the letters.
That, unfortunately, means nothing to a blind person. On mobile phones
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html (+css): denoting a preferred place for a line break
...width space character ​ It is used for making breakspaces inside words at specific points.
Does the exact opposite of the non-breaking space   (well, actually the word-joiner ⁠)(word-joiner is the zero-width version of non-breaking space)
(there are also other non brea...
Using variables inside a bash heredoc
...e bash manual says:
The format of here-documents is:
<<[-]word
here-document
delimiter
No parameter expansion, command substitution, arithmetic expansion, or
pathname expansion is performed on word. If any characters in word are
quoted, the delimite...
Testing HTML email rendering [closed]
...tp://litmusapp.com Or at the very least a way to test the Outlook 2007/MS Word rendering?
9 Answers
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Are “elseif” and “else if” completely synonymous?
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From the PHP manual:
In PHP, you can also write 'else if' (in two words) and the behavior would be identical to the one of 'elseif' (in a single word). The syntactic meaning is slightly different (if you're familiar with C, this is the same behavior) but the bottom line is that both would r...