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convert a JavaScript string variable to decimal/money
... = parseFloat(document.getElementById(amtid4).innerHTML).toFixed(2);
num is now a string with the number formatted with two decimal places.
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How to convert a String into an ArrayList?
...of words which are comma separated. I wanted each word added into an ArrayList. E.g.:
13 Answers
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Getting HTTP code in PHP using curl
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First make sure if the URL is actually valid (a string, not empty, good syntax), this is quick to check server side. For example, doing this first could save a lot of time:
if(!$url || !is_string($url) || ! preg_match('/^http(s)?:\/\/[a-z0-9-]+(.[a-z0...
JavaScript: What are .extend and .prototype used for?
...do with the Prototype javascript library, but I am beginning to think that is not the case. What are these used for?
6 Answ...
How can I send an inner to the bottom of its parent ?
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This is one way
<div style="position: relative;
width: 200px;
height: 150px;
border: 1px solid black;">
<div style="position: absolute;
bottom: 0;
...
How to list all users in a Linux group?
How do I list all members of a group in Linux (and possibly other unices)?
20 Answers
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Binding a list in @RequestParam
I'm sending some parameters from a form in this way:
7 Answers
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psql invalid command \N while restore sql
...ue. But all psql commands starts by backslash "\" symbol. So you can get this messages, when probably copy statement fails, but a loading of dump continues. This message is only false alarm. You have to search a lines before for reason why COPY statement fails.
Is possible to switch psql to "stop o...
Why are local variables not initialized in Java?
...les are declared mostly to do some calculation. So its the programmer's decision to set the value of the variable and it should not take a default value. If the programmer, by mistake, did not initialize a local variable and it take default value, then the output could be some unexpected value. So i...
Fix a Git detached head?
...ou are no longer on a branch, you have checked out a single commit in the history (in this case the commit previous to HEAD, i.e. HEAD^).
If you want to delete your changes associated with the detached HEAD
You only need to checkout the branch you were on, e.g.
git checkout master
Next time you hav...