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:after vs. ::after
...at the issue of support for (at least this) CSS3 tag is almost a non-issue by now.
– DRosenfeld
Feb 25 '16 at 12:06
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How can I open Java .class files in a human-readable way?
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If you don't mind reading bytecode, javap should work fine. It's part of the standard JDK installation.
Usage: javap <options> <classes>...
where options include:
-c Disassemble the code
-classpath <pathli...
MySQL Removing Some Foreign keys
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As explained here, seems the foreign key constraint has to be dropped by constraint name and not the index name. The syntax is:
alter table footable drop foreign key fooconstraint
share
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imp...
Enable zooming/pinch on UIWebView
...superb answer. It made even those pages zoom which were not getting zoomed by just setting the "Scales page to fit" property.
– GKK
Nov 2 '16 at 9:41
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Mocking a class: Mock() or patch()?
.... Once you patch a class, references to the class are completely replaced by the mock instance.
mock.patch is usually used when you are testing something that creates a new instance of a class inside of the test. mock.Mock instances are clearer and are preferred. If your self.sut.something metho...
Is there any way to put malicious code into a regular expression?
...atching Can Be Simple And Fast
(but is slow in Java, Perl, PHP, Python, Ruby, ...) talks about ways that most modern NFAs, which all seem to derive from Henry Spencer’s code, suffer severe performance degradation, but where a Thompson‐style NFA has no such problems.
If you only admit patterns ...
setTimeout or setInterval?
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drum machine by chromium project using setTimeout("schedule()", 0); So browser won't have unnecessary stack when it is background tab for chrome or lack of resources.
– Elliot Yap
Feb 23 '12 at 4:50
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Postgresql - unable to drop database because of some auto connections to DB
... I try to drop database I get:
ERROR: database "pilot" is being accessed by other users
DETAIL: There is 1 other session using the database.
First You need to revoke
REVOKE CONNECT ON DATABASE TARGET_DB FROM public;
Then use:
SELECT pg_terminate_backend(pg_stat_activity.pid)
FROM pg_stat_ac...
Is there a good reason I see VARCHAR(255) used so often (as opposed to another length)?
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@CharlesBretana: By "fake UTF-8" I mean MySQL's "utf8" encoding, which as I mentioned reserves (and is limited to) 3 bytes per character. This isn't a very good version of UTF-8; if you want decent UTF-8 in MySQL, you have to use its "utf8mb...
Retrieve only static fields declared in Java class
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I stumbled across this question by accident and felt it needed a Java 8 update using streams:
public static List<Field> getStatics(Class<?> clazz) {
List<Field> result;
result = Arrays.stream(clazz.getDeclaredFields())
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