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Static method behavior in multi-threaded environment in java
... own stack. Some of these values might be pointers to objects on the heap. If two threads are running the same method at the same time they will both have their code pointers pointing at that method and have their own copies of arguments and local variables on their stacks. They will only interfere ...
Enable SQL Server Broker taking too long
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you should explain why you prefer it and what it does differently....
– Mitch Wheat
Feb 2 at 1:16
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raw vs. html_safe vs. h to unescape html
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Note that there is a subtle difference between raw and html_safe in practice: raw(nil) returns an empty string, while nil.html_safe throws an exception.
– Van der Hoorn
Aug 12 '13 at 9:11
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Java how to replace 2 or more spaces with single space in string and delete leading and trailing spa
...ll() uses less memory than doing it the other way around. Not by much, but if this gets called many many times, it might add up, especially if there's a lot of "trimmable whitespace". (Trim() doesn't really get rid of the extra space - it just hides it by moving the start and end values. The underly...
Disabling contextual LOB creation as createClob() method threw error
... when Hibernate tries to retrieve some meta information from the database. If this annoys you, you can disable it:
hibernate.temp.use_jdbc_metadata_defaults false
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correct way to use super (argument passing)
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If you're going to have a lot of inheritence (that's the case here) I suggest you to pass all parameters using **kwargs, and then pop them right after you use them (unless you need them in upper classes).
class First(object)...
Meaning of …interface{} (dot dot dot interface)
Below is a piece of Go code I have question about.
Specifically, what is a in this function?
2 Answers
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How do I find out my MySQL URL, host, port and username?
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If you're already logged into the command line client try this:
mysql> select user();
It will output something similar to this:
+----------------+
| user() |
+----------------+
| root@localhost |
+-------------...
Case Insensitive Flask-SQLAlchemy Query
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Improving on @plaes's answer, this one will make the query shorter if you specify just the column(s) you need:
user = models.User.query.with_entities(models.User.username).\
filter(models.User.username.ilike("%ganye%")).all()
The above example is very useful in case one needs to use Flask...
Get name of caller function in PHP?
...backtrace();
$caller = $trace[1];
echo "Called by {$caller['function']}";
if (isset($caller['class']))
echo " in {$caller['class']}";
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