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Difference between Mock / Stub / Spy in Spock test framework
...ersimplify and maybe even slightly falsify in the upcoming paragraphs. For more detailed info see Martin Fowler's website.
A mock is a dummy class replacing a real one, returning something like null or 0 for each method call. You use a mock if you need a dummy instance of a complex class which woul...
Limit file format when using ?
...refer to these tables for file types and their magic numbers, to perform a more robust server-side verification.
Here are three good reads on file-uploads and security.
EDIT: Maybe file type verification using its binary signature can also be done on client side using JavaScript (rather than just b...
How can I exclude all “permission denied” messages from “find”?
...opoldHertz준영: If you don't want to output to an external file, just do more plumbing: { find . 3>&2 2>&1 1>&3 | grep -v 'Permission denied' >&3; } 3>&2 2>&1
– gniourf_gniourf
Dec 25 '16 at 22:12
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Django filter versus get for single object?
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Everything is correct but maybe more info should be added to answer? 1. Python encourages try/except (see EAFP), that's why QS.get() is good. 2. Details matter: does "expecting only one" means always 0-1 objects, or it's possible to have 2+ objects and th...
Fastest way to determine if record exists
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Calculate a Running Total in SQL Server
...imary key, I presume. It would be interesting to know if cursors are still more efficient than joins for larger data sets.
– codeulike
May 14 '09 at 8:37
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Singletons vs. Application Context in Android?
... Honestly it does not prevent you from shooting yourself in the foot any more than a singleton does. It is a little confusing, but there is no lifecycle of Application. It is created when your app starts (before any of its components are instantiated) and its onCreate() called at that point, and...
Check whether variable is number or string in JavaScript
...you should keep in mind that typeof may return object for foo.
Perhaps a more foolproof method of checking the type would be to utilize the method found in underscore.js (annotated source can be found here),
var toString = Object.prototype.toString;
_.isString = function (obj) {
return toStrin...
LaTeX table positioning
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After doing some more googling I came across the float package which lets you prevent LaTeX from repositioning the tables.
In the preamble:
\usepackage{float}
\restylefloat{table}
Then for each table you can use the H placement option (e....
Mongoose (mongodb) batch insert?
... insert() returns an object that contains the status of the operation". No more docs.
– Mark Ni
Jan 29 '16 at 13:49
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