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Batch file to copy directories recursively
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'xcopy' is not a good idea because they are notoriously famous for Insufficient memory error . Try using 'robocopy'
– Rahul
Sep 3 '14 at 22:18
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Breadth First Vs Depth First
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Understanding the terms:
This picture should give you the idea about the context in which the words breadth and depth are used.
Depth-First Search:
Depth-first search algorithm acts as if it wants to get as far away
from the starting point as quickly as possible.
It general...
Automatic Retina images for web sites
...eo by Paul Boag.
The @1.5x technique on A List Apart is basically the same idea.
In the near future, the <picture> tag may become a solution supported by a W3C working group and even Apple.
A JavaScript technique proposed by Jake Archebald.
An extensive discussion of different techniques on Sm...
namespaces for enum types - best practices
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I agree with the struct-idea. And thanks for the compliment:)
– xtofl
Jan 27 '09 at 18:46
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Angular ng-repeat Error “Duplicates in a repeater are not allowed.”
...anumeric so (product.id + $index) can not be duplicate in any case. So the idea behind this solution was that if $index is causing any issue in a case then we can use any logic with track by which is created id uniquely.
– Mahima Agrawal
May 17 '16 at 5:32
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How to detect if a variable is an array
...iterate over the object via numeric indices. Therefore, it might be a good idea to check if the object has a property named 0 instead, which can be done via one of these checks:
typeof obj[0] !== 'undefined' // false negative for `obj[0] = undefined`
obj.hasOwnProperty('0') // exclude array-likes w...
What is resource-ref in web.xml used for?
...the object registered under the name of jdbc/PrimaryDBInTheContainer.
The idea is that specifying resources in the web.xml has the advantage of separating the developer role from the deployer role. In other words, as a developer, you don't have to know what your required resources are actually call...
The Web Application Project […] is configured to use IIS. The Web server […] could not be found.
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It's not a good idea to remove <ProjectGuid> from .csproj file. To load the project it's enough to remove only <ProjectTypeGuids> which also is a bad idea as it changes the project type, as @Oram mentioned. This answer is good if...
Avoid browser popup blockers
...w site/landing page after authentication to open in a new tab. Yes, not my idea of excellent user experience... but it seems reasonable
– Don Cheadle
Oct 23 '15 at 20:23
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#define macro for debug printing in C?
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If you insist on a string literal for the format string (probably a good idea anyway), you can also introduce things like __FILE__, __LINE__ and __func__ into the output, which can improve the diagnostics:
#define debug_print(fmt, ...) \
do { if (DEBUG) fprintf(stderr, "%s:%d:%s(): " fmt,...