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String contains - ignore case [duplicate]
... It lowercases correctly. But that doesn't mean this comparison works for all cultures. See w3.org/International/wiki/Case_folding. They recommend either specifying a culture, or explicitly using a case insentive compare function such as containsIgnoreCase shown above.
– SamSt...
HTML / CSS How to add image icon to input type=“button”?
...right>;
padding-<left|right>: <width of image>px;
It's usually a little easier to use a button with an img inside:
<button type="submit"><img> Text</button>
However the browser implementations of button for submitting are inconsistent, as well as the fact that a...
Why should casting be avoided? [closed]
I generally avoid casting types as much as possible since I am under the impression that it's poor coding practice and may incur a performance penalty.
...
Should bower_components be gitignored?
...d by others (e.g., you're building a web app), you should always check installed packages into source control.
Make sure to check out the link in the quote, it discusses some pro and cons. The main pro it mentions is that checking them in ensures that your dependencies are always available, as lon...
Find maximum value of a column and return the corresponding row values using Pandas
...ght hand side of the expression( .max()) returns the index, which in turn calls the complete row of that dataFrame
– penta
Feb 22 '19 at 5:28
add a comment
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Bash conditionals: how to “and” expressions? (if [ ! -z $VAR && -e $VAR ])
...te easily handle empty strings. If that's what you want then you don't actually need the -z non-empty check:
pax> VAR=xyzzy
pax> if [[ -e $VAR ]] ; then echo yes ; fi
pax> VAR=/tmp
pax> if [[ -e $VAR ]] ; then echo yes ; fi
yes
In other words, just use:
if [[ -e "$var" ]] ; then
...
How to change the port of Tomcat from 8080 to 80?
...
1) Go to conf folder in tomcat installation directory
e.g. C:\Tomcat 6.0\conf\
2) Edit following tag in server.xml file
<Connector connectionTimeout="20000" port="8080" protocol="HTTP/1.1" redirectPort="8443"/>
3) Change the port=8080 value to por...
Check if class already assigned before adding
...ed to an element before adding that class? Will it even have any effect at all?
4 Answers
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Github: Import upstream branch into fork
...etween the branch in the upstream with the current local branch instead of allowing the creation of a new local branch. Any ideas?
– mMontu
Sep 6 '13 at 12:14
1
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Significant new inventions in computing since 1980
... +1 for the most obvious but also the most easily forgotten because we all take it for granted :)
– PolyThinker
Jan 11 '09 at 15:22
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