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How to find a hash key containing a matching value
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answered Sep 25 '10 at 13:43
Daniel VandersluisDaniel Vandersluis
79.6k1717 gold badges153153 silver badges149149 bronze badges
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How to implement Enums in Ruby?
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325
Two ways. Symbols (:foo notation) or constants (FOO notation).
Symbols are appropriate when y...
Linux command to print directory structure in the form of a tree
...ree -d /proc/self/
/proc/self/
|-- attr
|-- cwd -> /proc
|-- fd
| `-- 3 -> /proc/15589/fd
|-- fdinfo
|-- net
| |-- dev_snmp6
| |-- netfilter
| |-- rpc
| | |-- auth.rpcsec.context
| | |-- auth.rpcsec.init
| | |-- auth.unix.gid
| | |-- auth.unix.ip
| | |-- nfs4.idtona...
Script entire database SQL-Server
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163
From Management Studio
Right-click on your database.
Tasks -> Generate Scripts.
That should ...
When to use in vs ref vs out
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peterchenpeterchen
38.3k1919 gold badges9292 silver badges174174 bronze badges
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How to use performSelector:withObject:afterDelay: with primitive types in Cocoa?
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13 Answers
13
Active
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Quick Way to Implement Dictionary in C
...igned hashval;
for (hashval = 0; *s != '\0'; s++)
hashval = *s + 31 * hashval;
return hashval % HASHSIZE;
}
/* lookup: look for s in hashtab */
struct nlist *lookup(char *s)
{
struct nlist *np;
for (np = hashtab[hash(s)]; np != NULL; np = np->next)
if (strcmp(s, np-...
How to render a PDF file in Android
...sed under Apache License 2.0:
pdfView.fromAsset(String)
.pages(0, 2, 1, 3, 3, 3) // all pages are displayed by default
.enableSwipe(true)
.swipeHorizontal(false)
.enableDoubletap(true)
.defaultPage(0)
.onDraw(onDrawListener)
.onLoad(onLoadCompleteListener)
.onPageChange(onPageChange...
How do I create a variable number of variables?
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307
You can use dictionaries to accomplish this. Dictionaries are stores of keys and values.
>...
Replace console output in Python
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edited Aug 21 '13 at 7:42
answered May 29 '11 at 17:34
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