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How to read the content of a file to a string in C?
...( &buffer, &len, '\0', fp);
if ( bytes_read != -1) {
/* Success, now the entire file is in the buffer */
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MySQL Removing Some Foreign keys
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This was my problem. I feel kind of dumb now. If anyone else has this problem, you can find the Foreign Key Constraint names by using the SHOW CREATE TABLE function.
– Drew
May 8 '09 at 6:06
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How to convert CFStringRef to NSString?
... If you are using ARC, the new casting syntax for this case is now NSString *aNSString = (__bridge NSString *)aCFString
– MikeG
Dec 15 '11 at 18:10
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How do I grep recursively?
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It is good to know that "-i" would make it case insensitive, and "-n" also include the line number for each matched result.
– Sadegh
Jan 23 '15 at 12:02
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What does `node --harmony` do?
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Thanks a lot! It all makes sense now. Btw. any ideas what is the equivalent of man node in Windows? :)
– jsalonen
Nov 12 '12 at 22:04
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Eclipse - no Java (JRE) / (JDK) … no virtual machine
...eo) to re-run on my computer - I have run it before with no problems, but now I keep getting this error:
34 Answers
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What jsf component can render a div tag?
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I make this answer in 2011. now, I am using primefaces, and feels very good of it
– jack jin
Jan 8 '16 at 7:49
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How does one generate a random number in Apple's Swift language?
...n one's own program? Or is there a library that does this that we can use now?
25 Answers
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Do the parentheses after the type name make a difference with new?
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Can someone add what is the case in C++11 now?
– legends2k
Aug 21 '12 at 4:39
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How to map and remove nil values in Ruby
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Ruby 2.7+
There is now!
Ruby 2.7 is introducing filter_map for this exact purpose. It's idiomatic and performant, and I'd expect it to become the norm very soon.
For example:
numbers = [1, 2, 5, 8, 10, 13]
enum.filter_map { |i| i * 2 if i.ev...