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Why should eval be avoided in Bash, and what should I use instead?
Time and time again, I see Bash answers on Stack Overflow using eval and the answers get bashed, pun intended, for the use of such an "evil" construct. Why is eval so evil?
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How to have jQuery restrict file types on upload?
I would like to have jQuery limit a file upload field to only jpg/jpeg, png, and gif. I am doing backend checking with PHP already. I am running my submit button through a JavaScript function already so I really just need to know how to check for the file types before submit or alert.
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WinDbg基础资料（日本語） - IT优秀资料 - 清泛网 - 专注C/C++及内核技术
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Section 1： How to Make PDB for DocuWorks Project at Release Build
C++の場合
Project Properties
① C/C++ --> General-->Debug Information Format : Program Database (/Zi)
※--> Optimization --> Optimization : ...
Disable Rails SQL logging in console
Is there a way to disable SQL query logging when I'm executing commands in the console? Ideally, it would be great if I can just disable it and re-enable it with a command in the console.
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What is a 'multi-part identifier' and why can't it be bound?
I continually get these errors when I try to update tables based on another table. I end up rewriting the query, change the order of joins, change some groupings and then it eventually works, but I just don't quite get it.
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Get name of caller function in PHP?
Is there a PHP function to find out the name of the caller function in a given function?
12 Answers
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How to save a dictionary to a file?
I have problem with changing a dict value and saving the dict to a text file (the format must be same), I only want to change the member_phone field.
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Chrome can't load web worker
I am working on a project that uses a web worker.
15 Answers
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How do I make a checkbox required on an ASP.NET form?
I've done some searching on this, and I've found several partial answers, however nothing that gives me that warm fuzzy "this is the right way to do this". To answer the most frequently occurring complaint against this question: "checkboxes can have two legitimate states - checked and unchecked", th...
How do I determine the size of an object in Python?
I want to know how to get size of objects like a string, integer, etc. in Python.
13 Answers
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