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How to get ERD diagram for an existing database?
... that.
Description:
The references graph is a great feature as it automatically renders all primary/foreign key mappings (also called referential integrity constraints) in a graph style. The table nodes and relations are layed out automatically, with a number of layout modes available. The resultin...
How to read a large file line by line?
...ne line from the file.
echo $file->fgets();
}
// Unset the file to call __destruct(), closing the file handle.
$file = null;
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Replacement for deprecated -sizeWithFont:constrainedToSize:lineBreakMode: in iOS 7?
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Apple's documentation says that you should not call this method directly.
– Barlow Tucker
Oct 24 '13 at 15:58
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Rails: Is there a rails trick to adding commas to large numbers?
..._with_delimiter is overly-complex and really slow, with enormous depths of call stacks. It uses i18n to be able to format any numbers known to humanity and extraterrestrial civilizations (or maybe just to choose either , or . for decimal digits, even if you specify it as argument). It allocates thou...
What is the difference between a cer, pvk, and pfx file?
...store X.509 certificate. Normally used for SSL certification to verify and identify web servers security. The file contains information about certificate owner and public key. A CER file can be in binary (ASN.1 DER) or encoded with Base-64 with header and footer included (PEM), Windows will recogniz...
How do I overload the square-bracket operator in C#?
...But in C#, these operators are
automatically overloaded when the respective
binary operator is overloaded.
=, . , ?:, ->, new, is, as, sizeof These operators can't be overloaded
[ ] Can be o...
Bash script to calculate time elapsed
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To use in a script as described in other posts (capture start point then call the function with the finish time:
start=$(date +%s)
# << performs some task here >>
secs_to_human "$(($(date +%s) - ${start}))"
s...
How to get my IP address programmatically on iOS/macOS?
...top (look at the man page, and or refer to this inet_ntop article also provided by Jens.
The dictionary keys have the form "interface" "/" "ipv4 or ipv6".
#include <ifaddrs.h>
#include <arpa/inet.h>
#include <net/if.h>
#define IOS_CELLULAR @"pdp_ip0"
#define IOS_WIFI ...
Update all objects in a collection using LINQ
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Definitely prefer this over calling ToList() unnecessarily, even if it's a little misleading about what it's using All() for.
– iupchris10
Dec 20 '17 at 22:24
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Django: Get model from string?
...erent purpose, and require you to create an AppConfig instance in order to call get_model().
– zlovelady
Nov 24 '17 at 4:51
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