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How do I get a PHP class constructor to call its parent's parent's constructor?
... good workaround, but it is not acceptable if the parent class comes from some external library wish you with to extend. I like the too much php answer below.
– Kostanos
Jul 11 '13 at 15:26
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Avoid synchronized(this) in Java?
Whenever a question pops up on SO about Java synchronization, some people are very eager to point out that synchronized(this) should be avoided. Instead, they claim, a lock on a private reference is to be preferred.
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How to use classes from .jar files?
...that .jar files can be executed by double clicking on them) and Vista gave me an error saying "Failed to load Main-Class Manifest attribute from [path]/jtwitter.jar".
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Regex: ignore case sensitivity
...es support it:
/G[a-b].*/i
string.match("G[a-b].*", "i")
Check the documentation for your language/platform/tool to find how the matching modes are specified.
If you want only part of the regex to be case insensitive (as my original answer presumed), then you have two options:
Use the (?i) an...
What is the best comment in source code you have ever encountered? [closed]
What is the best comment in source code you have ever encountered?
518 Answers
518
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Make footer stick to bottom of page correctly [duplicate]
... perfectly, but when the content is too long, the footer is still in the same spot, sitting right on top of the content.
10...
Django template how to look up a dictionary value with a variable
...nary[key] it will raise a KeyError then.)
usage:
{{ mydict|get_item:item.NAME }}
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How to copy from CSV file to PostgreSQL table with headers in CSV file?
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This worked. The first row had column names in it.
COPY wheat FROM 'wheat_crop_data.csv' DELIMITER ';' CSV HEADER
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How to reload the current state?
...th ui-router:
$state.go($state.current, {}, {reload: true}); //second parameter is for $stateParams
Update for newer versions:
$state.reload();
Which is an alias for:
$state.transitionTo($state.current, $stateParams, {
reload: true, inherit: false, notify: true
});
Documentation: https:...
How to temporarily exit Vim and go back
...rl + Z
will suspend the process and get back to your shell
fg
will resume (bring to foreground) your suspended Vim.
To start a new shell
Start a subshell using:
:sh
(as configured by)
:set shell?
or
:!bash
followed by:
Ctrl+D (or exit, but why type so much?)
to kill the shell and re...