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Why is using the JavaScript eval function a bad idea?
The eval function is a powerful and easy way to dynamically generate code, so what are the caveats?
26 Answers
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What are the alternatives now that the Google web search API has been deprecated? [closed]
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From the TOS: "You specifically agree not to access (or attempt to access) any of the Services through any automated means (including use of scripts or web crawlers)..."
– ændrük
Mar 6 '11 at 17:53
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Flat file databases [closed]
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Well, what is the nature of the flat databases. Are they large or small. Is it simple arrays with arrays in them? if its something simple say userprofiles built as such:
$user = array("name" => "dubayou",
"age" => 20,
"websites" => array("dubayou.com",...
How to initialize a private static const map in C++?
... int>’ as ‘this’ argument of ‘std::map<_Key, _Tp, _Compare, _Alloc>::mapped_type& std::map<_Key, _Tp, _Compare, _Alloc>::operator[](const key_type&) [with _Key = int; _Tp = int; _Compare = std::less<int>; _Alloc = std::allocator<std::pair<const int, int>...
How to use the “number_to_currency” helper method in the model rather than view?
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It’s not available because its use in a model (typically) violates MVC (and it does seem to in your case). You're taking data and manipulating it for presentation. This, by definition, belongs in the view, not the model.
Here are some solutions:
Use a presenter or view mode...
Insert code into the page context using a content script
...example one and two. If you don't have to use chrome.* APIs, simply inject all of your JS code in the page by adding a <script> tag as shown below.
Safety warning:
A page may redefine or augment/hook a built-in prototype so your exposed code may fail if the page did it in an incompatible fashi...
Reading output of a command into an array in Bash
...tput of a command in an array, with one line per element, there are essentially 3 ways:
With Bash≥4 use mapfile—it's the most efficient:
mapfile -t my_array < <( my_command )
Otherwise, a loop reading the output (slower, but safe):
my_array=()
while IFS= read -r line; do
my_array+...
Write a function that returns the longest palindrome in a given string
... When someone goes on Stack Overflow, the question "answer" should actually contain an answer. Not just a bunch of directions towards the answer..
– Erik Philips
Oct 22 '18 at 17:16
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ORA-12505, TNS:listener does not currently know of SID given in connect descriptor
I have installed Oracle 11g Express Edition Release 2 in my windows 7 64 bit OS and tried to execute JDBC program, then I got the following error:
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Issue with adding common code as git submodule: “already exists in the index”
...itory into place. If that's the case, you can do the following to unstage all of those files:
git rm -r --cached projectfolder
... and then add the submodule with:
git submodule add url_to_repo projectfolder
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