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Function overloading in Javascript - Best practices
...require a parameter, and is called with an empty parameter field. A common error would be to assign a default value to the object in the second method, which would result in an ambiguous call error, as the compiler wouldn't know which of the two methods to use.
https://en.wikipedia.org/wiki/Functio...
C++ unordered_map using a custom class type as the key
...I put this at the bottom of my Key.cpp file but I am getting the following error: Error 57 error C2440: 'type cast' : cannot convert from 'const Key' to 'size_t' c:\program files (x86)\microsoft visual studio 10.0\vc\include\xfunctional. I am guessing that the compiler is not finding my hash method...
Listing only directories using ls in Bash?
...That's happening because there are no subdirectories to list. You get that error anytime you use ls on something that doesn't exist.
– Gordon Davisson
Jul 1 '15 at 0:21
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Asp.NET Web API - 405 - HTTP verb used to access this page is not allowed - how to set handler mappi
...eb API.
I'm trying to send HttpDelete request, however I get the following error:
14 Answers
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Where is PHP.ini in Mac OS X Lion? Thought it was in /usr/local/php5/lib
...default settings when no php.ini was present. Notably short_tags was Off, error_reporting, log_errors, and some minor settings differed. You will want to compare your output of php -i before and after creating your php.ini.
– spoulson
Jan 28 '13 at 4:55
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Count rows with not empty value
...EDIT: the function is countblank, not countblanks, the latter will give an error.
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Build fat static library (device + simulator) using Xcode and SDK 4+
... I am able to run this on the device but not on the simulator. This is the error I get: missing required architecture i386 in file /Users/alex/Documents/iphone/production/iphone/mymedia/libMyUnrar4iOS.a (2 slices)
– Alex1987
Sep 17 '12 at 18:16
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How do you add an in-app purchase to an iOS application?
...called when the transaction does not finish
if(transaction.error.code == SKErrorPaymentCancelled){
NSLog(@"Transaction state -> Cancelled");
//the user cancelled the payment ;(
}
[[SKPaymentQueue defaultQueue]...
Write to .txt file?
...
FILE *f = fopen("file.txt", "w");
if (f == NULL)
{
printf("Error opening file!\n");
exit(1);
}
/* print some text */
const char *text = "Write this to the file";
fprintf(f, "Some text: %s\n", text);
/* print integers and floats */
int i = 1;
float py = 3.1415927;
fprintf(f, "In...
OceanBase使用libeasy原理源码分析：服务器端 - 数据库(内核) - 清泛网 - ...
...Y_OK,并且会为这个请求产生一个响应结果，一个MySQL的
// error packet，将其挂在request->opacket上，当libeasy看到了返回EASY_OK后，就会调用encode方法将opacket给挂在连接的输出缓冲区链表中，随后将其发送出去
handler_.process = ObMySQLCallbac...