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What is the Java equivalent of PHP var_dump?
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Maybe we can use it to test behaviour of your program in live environment by printing the vardump in html format.
– omjego
Dec 18 '18 at 2:07
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How to disable Django's CSRF validation?
...rt method_decorator
@method_decorator(csrf_exempt, name='dispatch')
class TestView(View):
def post(self, request, *args, **kwargs):
return HttpResponse('Hello world')
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com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure
...lve the one or the other, follow the following advices:
Verify and test them with ping.
Refresh DNS or use IP address in JDBC URL instead.
Verify it based on my.cnf of MySQL DB.
Start the DB.
Verify if mysqld is started without the --skip-networking option.
Restart the DB and fix y...
grep using a character vector with multiple patterns
I am trying to use grep to test whether a vector of strings are present in an another vector or not, and to output the values that are present (the matching patterns).
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How to check programmatically if an application is installed or not in Android?
... installation... I am getting same exception while checking my package com.test.installedornot.My .apk size is more than 9MB then in that case how i will manage this exception?
– DJhon
May 14 '14 at 6:39
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Replace string within file contents
...awesome, i love dogs! dog dog dogs!
Linux Command:
sed -i 's/dog/cat/g' test.txt
Output:
Hi, i am a cat and cat's are awesome, i love cats! cat cat cats!
Original Post: https://askubuntu.com/questions/20414/find-and-replace-text-within-a-file-using-commands
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Use of “instanceof” in Java [duplicate]
... A { }
class C extends A { }
class D extends A { }
public static void testInstance(){
A c = new C();
A d = new D();
Assert.assertTrue(c instanceof A && d instanceof A);
Assert.assertTrue(c instanceof C && d instanceof D);
Assert.assertFalse(c instanceof D);
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slf4j: how to log formatted message, object array, exception
...on it will be interpreted as such regardless of the underlying framework. (Tested with logback, slf4j-log4j12, slf4j-jdk14 and slf4j-simple. )
– Ceki
Jun 20 '11 at 10:37
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Windows path in Python
...ude \t (tab), \n (line feed), \r (carriage return):
>>> list('C:\test')
['C', ':', '\t', 'e', 's', 't']
>>> list('C:\nest')
['C', ':', '\n', 'e', 's', 't']
>>> list('C:\rest')
['C', ':', '\r', 'e', 's', 't']
As you can see, in all these examples the backslash and the ne...
Add horizontal scrollbar to html table
...eStroobandt no, in my case white-space: nowrap; doesn't solve the problem (tested on Firefox). Rows width is less than the table width when there is not enough content (text) to expand the rows.
– collimarco
Aug 11 '17 at 10:41
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