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format date with moment.js
...'MM/DD/YYYY');
Also note that case does matter. For Month, Day of Month, and Year, the format should be uppercase.
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How to detect IE11?
...rnetExplorerVersion());
Note that IE11 (afaik) still is in preview, and the user agent may change before release.
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Call PowerShell script PS1 from another PS1 script inside Powershell ISE
...order to find the location of a script, use Split-Path $MyInvocation.MyCommand.Path (make sure you use this in the script context).
The reason you should use that and not anything else can be illustrated with this example script.
## ScriptTest.ps1
Write-Host "InvocationName:" $MyInvocation.Invocat...
How to get ER model of database from server with Workbench
..." Menu option
Select the "Reverse Engineer" option.
A wizard will be open and it will generate the ER Diagram for you.
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Is there a “not equal” operator in Python?
...son operators. For comparing object identities, you can use the keyword is and its negation is not.
e.g.
1 == 1 # -> True
1 != 1 # -> False
[] is [] #-> False (distinct objects)
a = b = []; a is b # -> True (same object)
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How do I diff the same file between two different commits on the same branch?
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For instance, to see the difference for a file "main.c" between now and two commits back, here are three equivalent commands:
$ git diff HEAD^^ HEAD main.c
$ git diff HEAD^^..HEAD -- main.c
$ git diff HEAD~2 HEAD -- main.c
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What's the difference between := and = in Makefile?
For variable assignment in Make, I see := and = operator. What's the difference between them?
3 Answers
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brew update: The following untracked working tree files would be overwritten by merge:
I tried to run brew update and I get an error about my local changes would be lost if I merged. I tried committing my local changes (don't remember making any, but it's been awhile), and that made things worse.
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Android Studio: Module won't show up in “Edit Configuration”
I've imported a project to Android Studio with several subprojects.
28 Answers
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Rails auto-assigning id that already exists
... am guessing at your sequence name "company_id_seq", table name "company", and column name "id" ... please replace them with the correct ones. You can get the sequence name with SELECT pg_get_serial_sequence('tablename', 'columname'); or look at the table definition with \d tablename.
An alternate ...