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In what cases do I use malloc and/or new?
...;
struct foo {
double d[5];
};
int main() {
foo *f1 = malloc(1); // error, no cast
foo *f2 = static_cast<foo*>(malloc(sizeof(foo)));
foo *f3 = static_cast<foo*>(malloc(1)); // No error, bad
}
It's worse than that though. If the type in question is POD (plain old data) then yo...
Invalid postback or callback argument. Event validation is enabled using '
I am getting the following error when I post back a page from the client-side. I have JavaScript code that modifies an asp:ListBox on the client side.
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Attempted to read or write protected memory. This is often an indication that other memory is corrup
... hoping someone can enlighten me as to what could possibly be causing this error:
26 Answers
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How to recursively list all the files in a directory in C#?
...und the inner foreach loop otherwise it does not continue of access denied errors
– Shaun Vermaak
Feb 27 '17 at 15:26
3
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Meaning of epsilon argument of assertEquals for double values
...epsilon would be 0 (100% accuracy, no exceptions). If you want a margin of error (say for degrees) you could set epsilon to 1 meaning that, for example, 64.2° is the same as 64.8° (since abs(64.8-64.2) < 1)
– Pieter De Bie
Sep 25 '15 at 8:14
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rgdal package installation
...apt-file package and run :
$ sudo apt-file update
Then, when you get an error such as :
configure: error: proj_api.h not found in standard or given locations.
You can use the following command to find which package you must install to get the missing file :
$ apt-file search proj_api.h
libpro...
Is there any way to enforce typing on NSArray, NSMutableArray, etc.?
... into your array. There are scripts available that turn all warnings into errors which would prevent building.
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How to import load a .sql or .csv file into SQLite?
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It is giving error "cannot open db.sql",when I am using .read commond.
– Dory
Nov 24 '14 at 5:41
2
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System.BadImageFormatException: Could not load file or assembly (from installutil.exe)
...ying to install a Windows service using InstallUtil.exe and am getting the error message
15 Answers
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libevent+protobuf轻松搭建tcpserver - C/C++ - 清泛网 - 专注C/C++及内核技术
..._ev = bufferevent_new(client_fd, buffer_on_read, buffer_on_write,buffer_on_error, client);
client->total_len = 0;
client->cur_size = 0;
client->data = NULL;
bufferevent_enable(client->buf_ev, EV_READ|EV_WRITE);
}
void buffer_on_read(struct bufferevent *ev_buf, void *opqaue)
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