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For i = 0, why is (i += i++) equal to 0?
Take the following code (usable as a Console Application):
24 Answers
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PHP code to remove everything but numbers
...d Oct 18 '17 at 18:53
Wes Cossick
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answered Jul 7 '11 at 0:11
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Why does SIGPIPE exist?
...PIPE ... So why do we have the extra overhead of a signal? Every time I work with pipes I ignore SIGPIPE and have never felt any pain as a result, am I missing something?
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Several ports (8005, 8080, 8009) required by Tomcat Server at localhost are already in use
... confirm this by going to http://localhost:8080 in your webbrowser and check if you get the Tomcat default home page or a Tomcat-specific 404 error page. Both are equally valid evidence that Tomcat runs fine; if it didn't, then you would have gotten a browser specific HTTP connection timeout error m...
In an array of objects, fastest way to find the index of an object whose attributes match a search
...ay to do this, but have gotten nowhere. I have an array of objects that looks like this:
17 Answers
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GoTo Next Iteration in For Loop in java
Is there a token in java that skips the rest of the for loop?
Something like VB's Continue in java.
6 Answers
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\d is less efficient than [0-9]
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\d checks all Unicode digits, while [0-9] is limited to these 10 characters. For example, Persian digits, ۱۲۳۴۵۶۷۸۹, are an example of Unicode digits which are matched with \d, but not [0-9].
You can generate a list of all...
MySQL: Insert record if not exists in table
...tually suggesting that you do this, as the UNIQUE index as suggested by Piskvor and others is a far better way to do it, but you can actually do what you were attempting:
CREATE TABLE `table_listnames` (
`id` int(11) NOT NULL auto_increment,
`name` varchar(255) NOT NULL,
`address` varchar(255...
Is there a version of JavaScript's String.indexOf() that allows for regular expressions?
In javascript, is there an equivalent of String.indexOf() that takes a regular expression instead of a string for the first first parameter while still allowing a second parameter ?
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Switching between Android Navigation Drawer image and Up caret when using fragments
...d to implementing the lower-level fragment in a new activity.
I would think that you would then have to implement the back functionality manually: when the user pressed back you have code that pops the stack (e.g. in Activity::onBackPressed override). So, wherever you do that, you can reverse the...