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How to check if an object is an array?
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jQuery also offers an $.isArray() method:
var a = ["A", "AA", "AAA"];
if($.isArray(a)) {
alert("a is an array!");
} else {
alert("a is not an array!");
}
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
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How to search a Git repository by commit message?
...es #33)
M application/views/scripts/attachment/index.phtml
388df3b4faae50f8a8d8beb85750dd0aa67736ed Added getStrategy() method. (references #33)
M library/Dbs/Db/Row/Attachment.php
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.htaccess redirect all pages to new domain
... answered Oct 21 '14 at 19:05
DaantjeDaantje
1,5481616 silver badges1818 bronze badges
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How do I diff the same file between two different commits on the same branch?
...f.pl 3 pom.xml
Yields:
git diff 5cc287:pom.xml e8e420:pom.xml
git diff 3aa914:pom.xml 7476e1:pom.xml
git diff 422bfd:pom.xml f92ad8:pom.xml
which could then be cut and pasted in a shell window session or piped to /bin/sh.
Notes:
the number (3 in this case) specifies how many lines to print
t...
How to replace case-insensitive literal substrings in Java
... // to an infinite-replacement loop scenario: Go to replace "a" with "aa" but
// increment counter by only 1 and you'll be replacing 'a's forever.
counter += replacetxt.length();
} else {
counter++; // No match so move on to the next c...
Multiple cases in switch statement
...nguage specification available on MSDN at msdn.microsoft.com/en-us/vcsharp/aa336809.aspx
– Richard McGuire
Sep 16 '08 at 2:20
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What does collation mean?
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Is it only for sort or also for where st= 'aaa' ?
– Royi Namir
Oct 4 '19 at 8:59
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How to determine an object's class?
...is is actually how you determine an object's class
– AA_PV
May 18 '17 at 6:15
flawless answer @Bill
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How to calculate the number of occurrence of a given character in each row of a column of strings?
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Another good option, using charToRaw:
sum(charToRaw("abc.d.aa") == charToRaw('.'))
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How to make a background 20% transparent on Android
...the first two hexadecimal digits are for the alpha channel. The format is #AARRGGBB, where AA is the alpha channel, RR is the red channel, GG is the green channel and BB is the blue channel.
I'm assuming that 20% transparent means 80% opaque. If you meant the other way, instead of CC use 33 which i...