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HTML button to NOT submit form
...ols website: http://www.w3schools.com/tags/att_button_form.asp)
In other words, the button type is "submit" by default
<button type="submit">Button Text</button>
Therefore an easy way to get around this is to use the button type.
<button type="button">Button Text</but...
SQL JOIN and different types of JOINs
...ve, because contrary to popular belief - a picture is not worth a thousand words. See next answer.
– hyankov
Oct 10 '17 at 8:37
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show 11 mo...
Select element by exact match of its content
...fter the searched text. It does not remove whitespace in the middle of the words. I believe this is desirable behavior, but you could change that if you wanted.
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RegEx for Javascript to allow only alphanumeric
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Use the word character class. The following is equivalent to a ^[a-zA-Z0-9_]+$:
^\w+$
Explanation:
^ start of string
\w any word character (A-Z, a-z, 0-9, _).
$ end of string
Use /[^\w]|_/g if you don't want to match the under...
How to Select Columns in Editors (Atom,Notepad++, Kate, VIM, Sublime, Textpad,etc) and IDEs (NetBean
...is is a toggle.
Columnar selection is a mode you enter and leave: in other words, Eclipse switches into a mode where all mouse selections have to be columnar and you stay in that mode until you switch back (by using the same command again).
It's not like other editors where columnar selections are e...
Is there any advantage of using map over unordered_map in case of trivial keys?
... (left/right/parent) plus a color bit which due to alignment takes a forth word. That is four pointers plus data per each element.
– Yakov Galka
Sep 7 '16 at 9:20
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What are the differences between Abstract Factory and Factory design patterns?
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Is your use of the word "Super" in "SuperFoo" just to mean a special case of Foo, or does it actually mean super class? As I assumed it must be a subclass.
– dahui
Sep 14 '16 at 9:01
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Set every cell in matrix to 0 if that row or column contains a 0
... or you can use software techniques to manipulate numbers larger than your word size. Neither violates the constraints of the problem, IMHO
– Daniel Papasian
Dec 8 '08 at 19:45
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More elegant “ps aux | grep -v grep”
... @kxsong: | grep '[t]erminal' selects any line containing the word 'terminal' without putting the word 'terminal' into the process list. What are you trying to achieve with | grep '[r]oot' and how is it not working? There is likely to be a better solution.
– Johnsy...
Who is “us” and who is “them” according to Git?
...te way to put it. I'd much rather have the branches labeled by some other words than "us/ours" and "them/theirs", perhaps by branch-name for instance: "deleted in master, modified in feature".
– torek
Jan 9 '14 at 21:43
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