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Error java.lang.OutOfMemoryError: GC overhead limit exceeded
...and fix memory leaks.
Upgrade JDK version to latest version ( 1.8.x) or at least 1.7.x and use G1GC algorithm. . The throughput goal for the G1 GC is 90 percent application time and 10 percent garbage collection time
Apart from setting heap memory with -Xms1g -Xmx2g , try
-XX:+UseG1GC -XX:G1HeapReg...
OnChange event handler for radio button (INPUT type=“radio”) doesn't work as one value
...click and change events are fired when selecting a radio button option (at least in some browsers).
I should also point out that in my example the click event is still fired when you use tab and the keyboard to select an option.
So, my point is that even though the change event is fired is some br...
Logical operators for boolean indexing in Pandas
...also use the element-wise bitwise functions (for booleans they are - or at least should be - indistinguishable from the logical functions):
bitwise and: np.bitwise_and or the & operator
bitwise or: np.bitwise_or or the | operator
bitwise not: np.invert (or the alias np.bitwise_not) or the ~ op...
Markdown and including multiple files
...estion you're asking. I know this an old one, but I wanted to update it at least.
You can include this in any markdown file you wish. That file can also have more includes and markdown-include will make an internal link and do all of the work for you.
You can download it via npm
npm install -g ma...
Any reason to clean up unused imports in Java, other than reducing clutter?
...her way to get to it the organize imports action is by clicking ctrl+3 (at least on windwos) and then typing imports. It is obviously slower then ctrl+shift+O but its a way to quickly find it (and many other actions that you either remeber or are just trying to find) even if you don't remember the s...
Move an array element from one array position to another
...rototype modification is a good idea. Normally, iteration problems are the least concern, though.
– Reid
Mar 19 '13 at 3:24
3
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Hidden features of Python [closed]
... Holy crap this is awesome. for i in xrange(len(a)): has always been my least favorite python idiom.
– Personman
Apr 15 '10 at 16:22
15
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NSDate get year/month/day
...really want to compare the pointers of two NSDate variables ? At the very least, XCode show show a Warning to ask if this is really what the user really means.
– Mike Gledhill
Oct 21 '13 at 11:24
...
How to store date/time and timestamps in UTC time zone with JPA and Hibernate
...ll need to convert to whatever timezone desired when you display stuff (at least we do it this way).
At startup, we do:
TimeZone.setDefault(TimeZone.getTimeZone("Etc/UTC"));
And set the desired timezone to the DateFormat:
fmt.setTimeZone(TimeZone.getTimeZone("Europe/Budapest"))
...
Stopping a CSS3 Animation on last frame
...
Chrome doesn't need the -webkit- prefix anymore now (at least from v49)
– Capsule
Apr 13 '16 at 1:52
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