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Solving a “communications link failure” with JDBC and MySQL [duplicate]
...m in two of my programs. My error was this:
com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure
The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
I spent several days to solve this pro...
How to send a simple string between two programs using pipes?
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#include <sys/stat.h>
#include <unistd.h>
#define MAX_BUF 1024
int main()
{
int fd;
char * myfifo = "/tmp/myfifo";
char buf[MAX_BUF];
/* open, read, and display the message from the FIFO */
fd = open(myfifo, O_RDONLY);
read(fd, buf, MAX_BUF);
printf("Recei...
What is a good Java library to zip/unzip files? [closed]
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294
I know its late and there are lots of answers but this zip4j is one of the best libraries for zi...
CURL alternative in Python
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answered Apr 19 '10 at 14:24
blwy10blwy10
4,70622 gold badges2121 silver badges2323 bronze badges
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@RequestParam vs @PathVariable
...meters with @RequestParam
If the URL http://localhost:8080/MyApp/user/1234/invoices?date=12-05-2013 gets the invoices for user 1234 on December 5th, 2013, the controller method would look like:
@RequestMapping(value="/user/{userId}/invoices", method = RequestMethod.GET)
public List<Invoice>...
Is there a list of screen resolutions for all Android based phones and tablets? [closed]
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Galaxy Y 320 x 240 ldpi 0.75 120 427 x 320 4:3 1.3333 427 x 320
? 400 x 240 ldpi 0.75 120 533 x 320 5:3 1.6667 533 x ...
Vim and Ctags tips and tricks [closed]
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394
votes
Ctrl+] - go to definition
Ctrl+T - Jump back from the definition.
Ctrl+W Ctrl...
Team city unmet requirement: MSBuildTools12.0_x86_Path exists
...ve a TeamCity install on x32 Server2008 windows machine. I've run the .net 4.5 web install. I've also copied over the files from my x64 machine based on this article so that I didn't need to install vs2012 (though, I did have the change the path to remove x86 on the 32bit machine):
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Why are #ifndef and #define used in C++ header files?
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