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How to pipe input to a Bash while loop and preserve variables after loop ends
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Also, as noted by Gareth Rees in his answer, you can sometimes use a here string:
while read i; do echo $i; done <<< "$FILECONTENT"
This doesn't require shopt; you may be able to save a process using it.
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Access denied for user 'root'@'localhost' while attempting to grant privileges. How do I grant privi
...gin: <------------------------------- new column in 5.5
authentication_string: <------------------------------- new column in 5.5
1 row in set (0.00 sec)
There are also new tables in 5.5, such as mysql.proxies_user: make sure you have them.
When installing a brand new mysql server instance...
Explanation of JSHint's Bad line breaking before '+' error
...line break as opposed to in the new line. Like so:
window.location.href = String1 +
'#' +
Sting2 +
'=' +
String3;
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How to get the date from jQuery UI datepicker
...er").datepicker({
onSelect: function(dateText, inst) {
var dateAsString = dateText; //the first parameter of this function
var dateAsObject = $(this).datepicker( 'getDate' ); //the getDate method
}
});
The first parameter is in this case the selected Date as String. Use parseDat...
Relation between CommonJS, AMD and RequireJS?
...ore being loaded. For example, the definition could be:
define('module/id/string', ['module', 'dependency', 'array'],
function(module, factory function) {
return ModuleContents;
});
So, CommonJS and AMD are JavaScript module definition APIs that have different implementations, but both come ...
How do HTML parses work if they're not using regexp?
...uestions every day asking how to parse or extract something from some HTML string and the first answer/comment is always "Don't use RegEx to parse HTML, lest you feel the wrath!" (that last part is sometimes omitted).
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Do browsers send “\r\n” or “\n” or does it depend on the browser?
...itted directly from a form, browser behaviour differs. IE and Opera return strings with CRLFs in; Firefox and WebKit return LF. So any form that gets submitted with JavaScript/XMLHttpRequest help is likely to come in either form.
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Ruby class types and case statements
... the when clause. In Ruby
case item
when MyClass
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when Array
...
when String
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is really
if MyClass === item
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elsif Array === item
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elsif String === item
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Understand that case is calling a threequal method (MyClass.===(item) for example), and that method can be defined to do wha...
Google Chrome display JSON AJAX response as tree and not as a plain text
... Unfortunately this still doesn't force Chrome to turn the JSON string into tree. Thanks though!
– GRboss
Oct 8 '10 at 8:42
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moment.js 24h format
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Use H or HH instead of hh. See http://momentjs.com/docs/#/parsing/string-format/
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