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wkhtmltopdf: cannot connect to X server
...//www.google.com test.pdf
If it works, then you are done. If you get the error "Cannot connect to X server" then continue to number 7.
We need to run it headless on a 'virtual' x server. We will do this with a package called xvfb.
sudo apt-get install xvfb
We need to write a little shell script...
Java 8 method references: provide a Supplier capable of supplying a parameterized result
...y RuntimeException from the method orElseThrow. Otherwise you will get an error message like MyException cannot be converted to java.lang.RuntimeException
Update:- This was an issue with an older version of JDK. I don't see this issue with the latest versions.
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How do you stop Console from popping up automatically in Eclipse
I have a web application running in Eclipse with Tomcat. It has a few errors that make the console popup every few seconds. How do I stop it from automatically popping up and taking focus?
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How to print out the method name and line number and conditionally disable NSLog?
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This code causes an unused variable error in Xcode 5.1 if not running in DEBUG :(
– yonix
Mar 18 '14 at 13:11
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Import CSV file into SQL Server
...loaded into table because of invalid data or format, could be
handle using ERRORFILE property, specify the error file name, it will write the rows
having error to error file. code should look like.
BULK INSERT SchoolsTemp
FROM 'C:\CSVData\Schools.csv'
WITH
(
FIRSTROW = 2,
FIELDT...
Are strongly-typed functions as parameters possible in TypeScript?
...
console.log(result);
}
foo.save(stringCallback); //--will be showing error
foo.save(numberCallback);
Without function type by using plain property syntax it would be:
class Foo {
save(callback: (n: number) => void) : void {
callback(42);
}
}
var foo = new Foo();
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Determine if a function exists in bash
...t it is the option that produces minimal output, and you can still use the errorlevel. You could get the result without a subprocess, eg type -t realpath > /dev/shm/tmpfile ; read < /dev/shm/tmpfile (bad example). However, declare is the best answer since is has 0 disk io.
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How to convert SSH keypairs generated using PuTTYgen (Windows) into key-pairs used by ssh-agent and
...et It is required that your private key files are NOT accessible by others error like I had run cd ~/.ssh and chmod 700 id_rsa
– expert
Oct 15 '12 at 17:48
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Missing return statement in a non-void method compiles
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So why this code gives compile time error:public int doNotReturnAnything() { boolean flag = true; while (flag) { //Do something } //no return } This code also does not have a break point. So now how the compiler...
Clearing purchases from iOS in-app purchase sandbox for a test user
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couldn't get this to work. I'm getting a build error. I copied all the files in the zip into my project and replaced all the #import <StoreKit/StoreKit.h> with #define ILSimReplaceRealStoreKit 1 #import "ILSimStoreKit.h"
– Jay Q.
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