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What is “String args[]”? parameter in main method Java
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args indexing start at 0. (contrary to C giving you the name of the program)
– AdrieanKhisbe
Mar 21 '14 at 10:48
1
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How to retrieve POST query parameters?
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Things have changed once again starting Express 4.16.0, you can now use express.json() and express.urlencoded() just like in Express 3.0.
This was different starting Express 4.0 to 4.15:
$ npm install --save body-parser
and then:
var bodyParser = requ...
What happened to console.log in IE8?
...ode. What if msg is an object? Walter's answer makes much more sense, as a starting point.
– Precastic
Jun 22 '13 at 10:47
7
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How to insert an item into an array at a specific index (JavaScript)?
...frequently does not. For example: arr.splice(2,3) will remove 3 elements starting at index 2. Without passing the 3rd....Nth parameters nothing is inserted. So the name insert() doesn't do it justice either.
– EBarr
May 13 '14 at 1:45
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What is a NullPointerException, and how do I fix it?
...eption. eg when checking an input string with a constant string you should start with the constant string like here: if ("SomeString".equals(inputString)) {} //even if inputString is null no exception is thrown. So there are a bunch of things that you can do to try to be safe.
–...
What regular expression will match valid international phone numbers?
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This is not valid. European phone numbers can start with a double 0 without a + in the beginning. Thus a phone number such as: +44 8984 1234 (UK) is also perfectly valid if written 0044 8984 1234 which this regexp (and on other answers as well) does not support.
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How to add a progress bar to a shell script?
...%)\r'
echo -ne '\n'
In a comment below, puk mentions this "fails" if you start with a long line and then want to write a short line: In this case, you'll need to overwrite the length of the long line (e.g., with spaces).
s...
Should I put the Google Analytics JS in the or at the end of ?
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10 to 20 seconds to load everything up. If your Google Code doesn’t
start until the end of the page, it can get held up, just like the old
non-asynchronous code used to hold up OTHER lines of code. Except now
it’s holding up the tracking code. If a visitor to your site hits the
page, ...
Why doesn't String switch statement support a null case?
...on is determined by invoking the method Enum.ordinal(). The [...] ordinals start at zero.
That means, mapping null to 0 wouldn't be a good idea. A switch on the first enum value would be indistinguishible from null. Maybe it would've been a good idea to start counting the ordinals for enums at 1. Ho...
What Vim command(s) can be used to quote/unquote words?
.../\%V'\%V/"/g
va' - Visually select the quoted word and the quotes.
:s/ - Start a replacement.
\%V'\%V - Only match single quotes that are within the visually selected region.
/"/g - Replace them all with double quotes.
s...