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Dealing with “java.lang.OutOfMemoryError: PermGen space” error
Recently I ran into this error in my web application:
32 Answers
32
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Exit single-user mode
...atabase is in Single User mode. When I try to expand me database, I get an error:
18 Answers
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Parse large JSON file in Nodejs
... values with double quotes. In other words, {name:'thing1'} will throw an error; you must use {"name":"thing1"}.
Because no more than a chunk of data will ever be in memory at a time, this will be extremely memory efficient. It will also be extremely fast. A quick test showed I processed 10,000 ...
Efficiency of premature return in a function
...If the simple example above is extended with resource allocation, and then error checking with a potential resulting freeing of resources, the picture might change.
Consider the naive approach beginners might take:
int func(..some parameters...) {
res_a a = allocate_resource_a();
if (!a) {
...
How to print to stderr in Python?
... when I'm trying to debug something. (I'd rather not introduce new syntax errors!) :-)
– Dan H
Nov 20 '14 at 14:49
33
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What is Python buffer type for?
...t; t[0] # which is now also the first element in t!
'\x05'
This can be very helpful if you want to have more than one view on the data and don't want to (or can't) hold multiple copies in memory.
Note that buffer has been replaced by the better named memoryview in Python 3, th...
How can I catch all the exceptions that will be thrown through reading and writing a file?
...ever, this doesn't take into consideration the fact that IO can also throw Errors. Errors are not Exceptions. Errors are a under a different inheritance hierarchy than Exceptions, though both share the base class Throwable. Since IO can throw Errors, you may want to go so far as to catch Throwable
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Adding VirtualHost fails: Access Forbidden Error 403 (XAMPP) (Windows 7)
.../Documenten/Dropbox/Dropbox/dummy-htdocs"
ServerName dropbox.local
ErrorLog "logs/dropbox.local-error.log"
CustomLog "logs/dropbox.local-access.log" combined
<Directory "E:/Documenten/Dropbox/Dropbox/dummy-htdocs">
# AllowOverride All # Deprecated
# Order A...
how can I add the aidl file to Android studio (from the in-app billing example)
...
Just as the error message says, you need to put IInAppBillingService.aidl in the correct directory dictated by it's package (com.android.vending.billing).
Within the src/main/aidl/ folder you already have, put the .aidl file in com/andr...
Custom Compiler Warnings
...rated with the Obsolete
attribute, the compiler issues a
warning or an error. Specifically, the
compiler issues a warning if no error
parameter is provided, or if the error
parameter is provided and has the
value false. The compiler issues an
error if the error parameter is
specified...