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Spring Boot JPA - configuring auto reconnect
...ean>
I have tested. It works well! This two line does everything in order to reconnect to database:
<property name="testOnBorrow" value="true" />
<property name="validationQuery" value="SELECT 1" />
shar...
Do I need to convert .CER to .CRT for Apache SSL certificates? If so, how?
...ant box? I scp'd them, then used your conversion and symlinked them into /etc/ssl/certs and also copied the contents into the ca-certificates.crt file before reprovisioning, and still im getting a google-recaptcha tls ssl error on file_get_contents on the dev box.
– blamb
...
Fastest way to count exact number of rows in a very large table?
...tract a good estimate by using query optimization tools, table statistics, etc. In the case of PostgreSQL, for instance, you could parse the output of explain count(*) from yourtable and get a reasonably good estimate of the number of rows. Which brings me to your second question.
I have a table...
CSS styling in Django forms
... previous link for other options when outputting forms (you can do tables, etc).
Note - I realize this isn't the same as adding a class to each element (if you added a field to the Form, you'd need to update the CSS also) - but it's easy enough to reference all of the fields by id in your CSS like ...
Reading a delimited string into an array in Bash
...
In order to convert a string into an array, please use
arr=($line)
or
read -a arr <<< $line
It is crucial not to use quotes since this does the trick.
...
“ImportError: No module named” when trying to run Python script
... way a separate process does (be it an IPython notebook, external process, etc). IPython will look for modules to import that are not only found in your sys.path, but also on your current working directory. When starting an interpreter from the command line, the current directory you're operating in...
How to implement the Android ActionBar back button?
...vedInstanceState) {
super.onCreate(savedInstanceState);
// etc...
getActionBar().setDisplayHomeAsUpEnabled(true);
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case android.R.id.home:
Nav...
How to encode a URL in Swift [duplicate]
...URL encoding of query parameters because this charset includes &, ?, / etc. which serve as delimiters in a URL query, e.g.
/?paramname=paramvalue&paramname=paramvalue
These characters are allowed in URL queries as a whole but not in parameter values.
RFC 3986 specifically talks about unr...
How do I “source” something in my .vimrc file?
...is considered a command. Sourcing it is the same as typing each command in order. You source with the command :source (usually shortened to :so).
So if you source myStuff.vim
:so myStuff.vim
and if myStuff.vim contained these lines
set xx iI just intersted this<C-]>
set yy bbbb4dw
It's ...
Best approach to remove time part of datetime in SQL Server
...es on internal storage
it extends to work out first day of month, tomorrow etc by changing "0" base
Edit, Oct 2011
For SQL Server 2008+, you can CAST to date i.e. CAST(getdate() AS date). Or just use date datatype so no time to remove.
Edit, Jan 2012
A worked example of how flexible this is: Ne...