No you put a common when you are using by as a conjunction. You usually use a comma before for, and, nor, but, or, yet, or so.
Yes, typically a colon is used after "by" to introduce a list or an explanation. For example: "Please bring the following items to the meeting: pen, notebook, and water bottle."
If you mean semi-colon, the answer if yes.
a colon is used before a list, this symbol :
A colon instead of a semicolon may be used between independent clauses when the second sentence explains, illustrates, paraphrases, or expands on the first sentence. Example: He got what he worked for: he really earned that promotion.
No, only after a full stop (period). Also do not capitalise "The" and "A" in your sentence.
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No. A colon never goes after the word "by."
If you mean semi-colon, the answer if yes.
Normally there is no need for a colon, unless you are introducing a long list of examples.
No. You would use the colon only in the absence of a connector such as like, or for example.
Colon : and left bracket ( :( or you can put in a dash - :-(
No you don't.
you put the asterisk right before the semicolon
Press "ALPHA", then press "."
A colon placed after the word including is not correct; this is because a colon should follow only independent clauses, which cannot end with that particular word. In other words, if you can correctly write a period in place of the colon, the colon's use is correct.
before the word; hence this sentence.
you put a colon and closed bracket on the page in that order
I was taught it was two. A good way to remember this is by counting the dots on it. The colon has two so it has two spaces. A semi colon has only one dot, and it has only one space after it. But this only applies when the name of the punctuation has the word "colon" in it, as when you are counting the dots in a period, you only see one, but after a period, you usually put two spaces unless you are using a wesite address or something of that sort.