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Why does the C preprocessor interpret the word “linux” as the constant “1”?
...le? It could also be > emptyfile.c or : > emptyfile.c or dd if=/etc/passwd of=emptyfile.c count=0 or …
– Jonathan Leffler
Oct 10 '13 at 14:07
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Gmail's new image caching is breaking image links in newsletter
...l. When this email will hit the gmail server GoogleImageProxy will try to fetch and store the images from your site to its own proxy server. while fetching the images, GoogleImageProxy found some 404 statuses against your missing images and 403 against some protected images. GoogleImagesProxy has st...
Increasing the maximum number of TCP/IP connections in Linux
... eth0 txqueuelen 5000
echo "/sbin/ifconfig eth0 txqueuelen 5000" >> /etc/rc.local
Similarly bump up the values for net.core.netdev_max_backlog and net.ipv4.tcp_max_syn_backlog. Their default values are 1000 and 1024 respectively.
sysctl net.core.netdev_max_backlog=2000
sysctl net.ipv4.tcp_m...
How to prevent buttons from submitting forms
...r not. First thing on validation function is to check that variable value, etc... Too complicated and code does not say what is really wanted.
So the solution is not to have onsubmit on the form tag. Insead put it where it really is needed, on the button.
For the other side, why put onsubmit code ...
Why am I seeing an “origin is not allowed by Access-Control-Allow-Origin” error here? [duplicate]
...e you cannot use jsonp and you MUST rely on a server side proxy (PHP, ASP, etc.). There are plenty of guides related to this topic, just google it!
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Is GET data also encrypted in HTTPS?
...tions on access to its logs than on access to the website's data (DB, file,etc.)? IMHO as long as the data securely access the webserver, all is well. the only people whom have access to the webserver should be considered reliable because if they aren't there's no way you'll prevent them to read th...
Can regular expressions be used to match nested patterns? [duplicate]
...xpressions can't have niceties such as back references, forward references etc.
– Novikov
Oct 4 '10 at 16:54
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End of support for python 2.7?
...n python.org and you don't have to ask IT to set up SCM and a bug tracker, etc.
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Are PDO prepared statements sufficient to prevent SQL injection?
...encodings where they did not exist previously (i.e. 0xbf27 is still 0xbf27 etc.)—so the server will still reject the string as invalid. However, see @eggyal's answer for a different vulnerability that can arise from using this SQL mode (albeit not with PDO).
Safe Examples
The following examples...
How to send a header using a HTTP request through a curl call?
... @MartinKonicek and others: I HIGHLY recommend the tldr utiltiy (brew, etc install tldr). Its only examples. eg "- Send a request with an extra header, using a custom HTTP method: curl -H 'X-My-Header: 123' -X PUT example.com"
– user3853034
Dec 13 '17 ...