大约有 37,000 项符合查询结果（耗时：0.0635秒） [XML]
How do you determine the size of a file in C?
...char *filename) {
struct stat st;
if (stat(filename, &st) == 0)
return st.st_size;
return -1;
}
Changes:
Made the filename argument a const char.
Corrected the struct stat definition, which was missing the variable name.
Returns -1 on error instead of 0, which would b...
Design for Facebook authentication in an iOS app that also accesses a secured web service
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80
I just dealt with this myself, and here's the part that bit me:
In your step 5... It's possible...
How do I delete an exported environment variable?
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answered Jul 29 '11 at 19:00
Peder KlingenbergPeder Klingenberg
27.6k11 gold badge1515 silver badges2323 bronze badges
...
How to add months to a date in JavaScript? [duplicate]
...
Corrected as of 25.06.2019:
var newDate = new Date(date.setMonth(date.getMonth()+8));
Old
From here:
var jan312009 = new Date(2009, 0, 31);
var eightMonthsFromJan312009 = jan312009.setMonth(jan312009.getMonth()+8);
...
“open/close” SqlConnection or keep open?
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answered Dec 14 '10 at 13:02
Adriaan StanderAdriaan Stander
146k2626 gold badges261261 silver badges272272 bronze badges
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How do I determine the size of my array in C?
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1307
Executive summary:
int a[17];
size_t n = sizeof(a)/sizeof(a[0]);
Full answer:
To determin...
The Concept of 'Hold space' and 'Pattern space' in sed
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edited Oct 11 '12 at 8:01
answered Oct 11 '12 at 7:30
Ja...
HTML5shiv vs Dean Edwards IE7-js vs Modernizr - which to choose?
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answered Oct 4 '10 at 12:47
SpudleySpudley
153k3737 gold badges215215 silver badges284284 bronze badges
...
What's the $unwind operator in MongoDB?
...t" : [
{
"_id" : ObjectId("4e6e4ef557b77501a49233f6"),
"title" : "this is my title",
"author" : "bob",
"tags" : "fun"
},
{
"_id" : ObjectId("4e6e4ef557b7750...
Heroku “psql: FATAL: remaining connection slots are reserved for non-replication superuser connectio
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edited Jun 16 '17 at 20:50
answered Aug 7 '12 at 14:58
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