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Linux: copy and create destination dir if it does not exist
...rd to unpick if you're not already a Unix wizard. I've tried to go for the opposite extreme here and both explain every detail of the syntax and link to the appropriate places to find documentation on how this stuff works. I hope this helps at least some folks. Also, credit where due: I nicked this ...
Simulate limited bandwidth from within Chrome?
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I'd recommend Charles Proxy - you can choose to slowdown individual sites, also has a whole bunch of HTTP inspection tools.
Edit:
As of June 2014, Chrome now has the ability to do this natively in DevTools - you'll need Chrome 38 though.
The option is accessible from the Network tab via a ...
Difference between var_dump,var_export & print_r
...2] => 42
[3] => Array ([0] => 42)
)
var_export prints valid php code. Useful if you calculated some values and want the results as a constant in another script. Note that var_export can not handle reference cycles/recursive arrays, whereas var_dump and print_r check for these. var_exp...
Do you use NULL or 0 (zero) for pointers in C++?
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@Richard, why not do the opposite? You can use Meyers nullptr_t then when 0x gets avaliable you remove the #include and keep in the safe side all the way.
– fnieto - Fernando Nieto
Nov 15 '09 at 9:18
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Microsoft Excel mangles Diacritics in .csv files?
I am programmatically exporting data (using PHP 5.2) into a .csv test file.
Example data: Numéro 1 (note the accented e).
The data is utf-8 (no prepended BOM).
...
Does overflow:hidden applied to work on iPhone Safari?
...k on iPhone Safari? It seems not.
I can't create a wrapper on the whole website to achieve that...
16 Answers
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SQL Server - When to use Clustered vs non-Clustered Index?
...so you won't end up with horrible index fragmentation (a GUID is the total opposite of a good clustering key - for that particular reason)
it should be non-nullable and ideally also fixed width - a varchar(250) makes a very poor clustering key
Anything else should really be second and third level ...
How do I get a list of all subdomains of a domain? [closed]
... question is protected so I can't add another answer, but the tool on this site was the only thing that worked for me: pentest-tools.com/reconnaissance/find-subdomains-of-domain
– ACK_stoverflow
Apr 25 '14 at 21:57
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How to start nginx via different port(other than 80)
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You have to go to the /etc/nginx/sites-enabled/ and if this is the default configuration, then there should be a file by name: default.
Edit that file by defining your desired port; in the snippet below, we are serving the Nginx instance on port 81.
server...
Possibility of duplicate Mongo ObjectId's being generated in two different collections?
...ing in Mongo itself, it is possible to have duplicate _id's generated with PHP in Mongo.
The use-case where this has happened with regularity for me is when I'm looping through a dataset and attempting to inject the data into a collection.
The array that holds the injection data must be explicitl...