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Python List vs. Array - when to use?
If you are creating a 1d array, you can implement it as a List, or else use the 'array' module in the standard library. I have always used Lists for 1d arrays.
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'ssh-keygen' is not recognized as an internal or external command
I run git push -u origin master
14 Answers
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What is an application binary interface (ABI)?
...BI is. Please don't point me to a Wikipedia article. If I could understand it, I wouldn't be here posting such a lengthy post.
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DROP IF EXISTS VS DROP?
...table_name;
IF EXISTS is not standard; different platforms might support it with different syntax, or not support it at all. In PostgreSQL, the syntax is
DROP TABLE IF EXISTS table_name;
The first one will throw an error if the table doesn't exist, or if other database objects depend on it. Mo...
What's the magic of “-” (a dash) in command-line parameters?
... the tar command, that's common on many commands that want to use a file.
It allows you to specify standard input or output rather than an actual file name.
That's the case for your first and third example. For example, the cdrecord command is taking standard input (the ISO image stream produced b...
How to programmatically send SMS on the iPhone?
Does anybody know if it's possible, and how, to programmatically send a SMS from the iPhone , with the official SDK / Cocoa Touch?
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Apply formula to the entire column
I'm trying to recode all the zip code from Column A into Column B with the formula:
10 Answers
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How to output something in PowerShell
I am running a PowerShell script from within a batch file. The script fetches a web page and checks whether the page's content is the string "OK".
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How create table only using tag and Css
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edited Apr 21 '17 at 17:31
Martin Nuc
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PowerShell says “execution of scripts is disabled on this system.”
...ExecutionPolicy Cmdlet.
When you are done, you can set the policy back to its default value with:
Set-ExecutionPolicy Restricted
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