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PDO's query vs execute
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query runs a standard SQL statement and requires you to properly escape all data to avoid SQL Injections and other issues.
execute runs a prepared statement which allows you to bind parameters to avoid the need to escape or quote the param...
Xcode warning: “Multiple build commands for output file”
...der (using Finder). Assets replaced with those updated with the same names and dragging them within XCode flagging "add to target" options. It seems XCode goes out of synch duplicating those entries in Copy Bundle Resources
– brainondev
Nov 22 '12 at 12:14
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Get the Highlighted/Selected text
...be gained by involving jQuery since you need nothing other than the window and document objects.
function getSelectionText() {
var text = "";
if (window.getSelection) {
text = window.getSelection().toString();
} else if (document.selection && document.selection.type != "...
Why modelVersion of pom.xml is necessary and always set to 4.0.0?
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It is always set to 4.0.0 in Maven 2 and 3, because, at present, there is no other model.
Notice that modelVersion contains 4.0.0. That is currently the only supported POM version, and is always required. [source]
But it wouldn't necessarily need to always...
Print a list in reverse order with range()?
... may be less intuitive but as the comments mention, this is more efficient and the right usage of range for reversed list.
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Creating a JavaScript cookie on a domain and reading it across sub domains
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Just set the domain and path attributes on your cookie, like:
<script type="text/javascript">
var cookieName = 'HelloWorld';
var cookieValue = 'HelloWorld';
var myDate = new Date();
myDate.setMonth(myDate.getMonth() + 12);
document.cookie...
Can I try/catch a warning?
I need to catch some warnings being thrown from some php native functions and then handle them.
11 Answers
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What is memoization and how can I use it in Python?
I just started Python and I've got no idea what memoization is and how to use it. Also, may I have a simplified example?
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Math functions in AngularJS bindings
...a use case where I have multiple templates with completely different logic and want to isolate them as much as possible. Perfect
– Yablargo
Nov 6 '13 at 2:16
49
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How to cast List to List
... your type declarations to avoid it. But Java generics is too complicated, and it is not perfect. Sometimes you just don't know if there is a pretty solution to satisfy the compiler, even though you know very well the runtime types and you know what you are trying to do is safe. In that case, just d...