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What is causing “Unable to allocate memory for pool” in PHP?

...32MB is ridiculously low. PHP was designed when servers were 64MB and most scripts were using one php file per page. Nowadays solutions like Magento require more than 10k files (~60Mb in APC). You should allow enough memory so most of php files are always cached. It's not a waste, it's more efficien...
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Can't find the 'libpq-fe.h header when trying to install pg gem

... If you then are required to have a javascript library installed... gem install 'execjs' and gem install 'therubyracer' – Nick Woodhams Apr 26 '12 at 10:30 ...
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How to handle more than 10 parameters in shell

...using bash shell on linux and want to use more than 10 parameters in shell script 2 Answers ...
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Java EE web development, where do I start and what skills do I need? [closed]

...d to JSP is the fact that writing plain Java code in JSP files using <% scriptlets %> is officially discouraged since 2003. See also How to avoid Java code in JSP files? So any tutorials which still cover scriptlets should be skipped as they will definitely take you into a downward spiral of l...
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Calling shell functions with xargs

.... In this case, you provide the name echo_var, which is a function in this script, not a process (program) in your PATH. What Dennis' solution does is export the function for child bash processes to use, then forks to the subprocess and executes there. – David Souther ...
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Setting up foreign keys in phpMyAdmin?

...you have multiple tables linked to one another, in particular, your delete scripts will become very short if you set the referencing options correctly. EDIT: Make sure both of the tables have the InnoDB engine selected. sha...
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How can I profile Python code line-by-line?

... how does the python script that produces this output look like? import line_profiler; and then ? – Zhubarb Mar 11 '14 at 12:19 ...
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Why use Ruby instead of Smalltalk? [closed]

...he way that Python and Ruby have, so the concept of 'smalltalk as embedded scripting language' never caught on.As an aside, Java was not the easiest thing to interface with other code bases (JNI is fairly clumsy), but that did not stop it from gaining mindshare. IMO the interfacing argument is sign...
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How to destroy an object?

...y an object. It will stay there, however if you unset the object and your script pushes PHP to the memory limits the objects not needed will be garbage collected. I would go with unset() (as opposed to setting it to null) as it seems to have better performance (not tested but documented on one of t...
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Eclipse interface icons very small on high resolution screen in Windows 8.1

...easier way to do this! Its just a program and you shouldn't have to modify scripts, or install third party tools. The issue is related to High DPI scaling as mentioned above but what I think a lot of you are missing is that you can't directly modify compatibility settings on the launcher itself. The...