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Are foreign keys really necessary in a database design?
...imary reason for FKs. (In fact in certain circumstances (More inserts than selects for example) maintaining a FK might be slower. )
– Robert
Mar 21 '10 at 17:28
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How to make PowerShell tab completion work like Bash
...rs expansions for almost any command, wmi, comobject, assembly with a easy selection way!
– CB.
Nov 25 '11 at 10:04
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How to join multiple lines of file names into one with custom delimiter?
... i just upvoted it, this is and now it has the same votes as the selected answer. THIS IS THE ANSWER. no trailing delimeter
– thebugfinder
Sep 14 '15 at 13:23
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How to output numbers with leading zeros in JavaScript [duplicate]
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When you post code select it and click on the {} button so it gets formatted as such.
– Shef
Sep 12 '11 at 12:05
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How do I drop a MongoDB database from the command line?
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Start MongoDB
Command for Database drop is :
1. first select the database which you want to delete
use < database name >
2. Then use this..
db.dropDatabase()
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Why does 'git commit' not save my changes?
..."message" - both do the same thing)
Alternatively, if you want to be more selective about what you add to the commit, you use the git add command to add the appropriate files to the staging area, and git status to preview what is about to be added (remembering to pay attention to the wording used)....
Explicit specialization in non-namespace scope [duplicate]
... a lot. I was looking for this also as I need to access this. Wish I could select 2 answers.
– Mark
Jun 18 '10 at 3:20
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How Big can a Python List Get?
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This should be selected answer.
– Lokesh
Jan 18 '19 at 6:57
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How to hide keyboard in swift on pressing return key?
...view controller.swift file is on the other. Click on a text field and then select from the right hand side utilities panel 'Show the Connection Inspector' tab. Control drag from the 'Did End on Exit' to the above function in your swift file. Repeat for any other textfield in that scene and link to t...
HTML: How to limit file upload to be only images?
...t will show all files. So the Javascript part validates whether or not the selected file is an actual image.
<div class="col-sm-8 img-upload-section">
<input name="image3" type="file" accept="image/*" id="menu_images"/>
<img id="menu_image" class="preview_img" />
&...