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How can I test a Windows DLL file to determine if it is 32 bit or 64 bit? [duplicate]
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Gory details
A DLL uses the PE executable format, and it's not too tricky to read that information out of the file.
See this MSDN article on the PE File Format for an overview. You need to read the MS-DOS header, then read the IMAGE_NT_HEADERS structure. This ...
How to place and center text in an SVG rectangle
...d see if that will do it. (If only I could get the browsers to display the table correctly.)
– Lady Aleena
Apr 5 '11 at 6:44
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Entity Framework - Start Over - Undo/Rollback All Migrations
...rations by using the second or third command, then delete MigrationHistory table and all migration related code. It should get you to starting position. You can also get starting database from backup (before using migrations) and delete all migration related code.
– Ladislav Mr...
Get local IP address
...xistence of the route to the destination according to the system's routing table and setting the local endpoint accordingly. The last part seems to be undocumented officially but it looks like an integral trait of Berkeley sockets API (a side effect of UDP "connected" state) that works reliably in b...
What is the difference among col-lg-*, col-md-* and col-sm-* in Bootstrap?
... (or "breakpoints")...
Extra small (for smartphones .col-xs-*)
Small (for tablets .col-sm-*)
Medium (for laptops .col-md-*)
Large (for laptops/desktops .col-lg-*).
These grid sizes enable you to control grid behavior on different widths. The different tiers are controlled by CSS media queries.
So ...
How can I safely encode a string in Java to use as a filename?
...ot something to copy and paste.)
char fileSep = '/'; // ... or do this portably.
char escape = '%'; // ... or some other legal char.
String s = ...
int len = s.length();
StringBuilder sb = new StringBuilder(len);
for (int i = 0; i < len; i++) {
char ch = s.charAt(i);
if (ch < ' ' || c...
How to show Page Loading div until the page has finished loading?
...load). You'd do something like this:
$(document).ready( function() {
$('table#with_slow_data').show();
$('div#loading image or text').hide();
});
What's the difference between echo, print, and print_r in PHP?
...ing
No return value
var_export()
Outputs a human-readable and PHP-executable representation of any one value
Accepts not just strings but other types including arrays and objects, formatting them to be readable
Uses a different output format to both print_r() and var_dump() - resulting output is...
What is the difference between Caching and Memoization?
...d like to add to the other great answers that memoization is also known as tabling. I think it is also important to know that term for those who learn what memoization and caching are.
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impr...
NSOperation vs Grand Central Dispatch
...les: bandwidth-constrained queues that only run N operations at a time; establishing dependencies between operations. Both very simple with NSOperation, very difficult with GCD.) Apple's done the hard work of leveraging GCD to create a very nice object-friendly API with NSOperation. Take advantage ...