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Spring Boot JPA - configuring auto reconnect
...validationQuery=SELECT 1
As djxak noted in the comment, 1.4+ defines specific namespaces for the four connections pools Spring Boot supports: tomcat, hikari, dbcp, dbcp2 (dbcp is deprecated as of 1.5). You need to check which connection pool you are using and check if that feature is supported. Th...
Should I use static_cast or reinterpret_cast when casting a void* to whatever
..., although in practice it probably does the same thing. On the other hand, if you're casting between pointer types (as is fairly common when indexing in memory via a char*, for example), static_cast will generate a compiler error and you'll be forced to use reinterpret_cast anyway.
In practice I us...
Step out of current function with GDB
Those who use Visual Studio will be familiar with the Shift + F11 hotkey , which steps out of a function, meaning it continues execution of the current function until it returns to its caller, at which point it stops.
...
asp.net mvc put controllers into a separate project
...ough you may have a particular need to do so in a particular application.
If you do choose to do this, then you will need to tell the framework how to find your controllers. The basic way to do this is by supplying your own ControllerFactory. You can take a look at the source code for the DefaultCo...
Convert boolean to int in Java
... Yes, as in (foo && (!bar || baz)) ? 1 : 0. Obviously, if it's just an identifier, the parens aren't necessary or desirable.
– Blrfl
Sep 25 '10 at 12:58
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Preventing scroll bars from being hidden for MacOS trackpad users in WebKit/Blink
... none.
Because you're removing the default style, you'll also need to specify the style yourself or the scroll bar will never show up. The following CSS recreates the appearance of the hiding scroll bars:
Example (jsfiddle)
CSS
.frame::-webkit-scrollbar {
-webkit-appearance: none;
}
.frame:...
Event for Handling the Focus of the EditText
...rride
public void onFocusChange(View view, boolean hasFocus) {
if (hasFocus) {
Toast.makeText(getApplicationContext(), "Got the focus", Toast.LENGTH_LONG).show();
} else {
Toast.makeText(getApplicationContext(), "Lost the focus", Toast.LENGTH_LONG).show();...
How to check if a JavaScript variable is NOT undefined? [duplicate]
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var lastname = "Hi";
if(typeof lastname !== "undefined")
{
alert("Hi. Variable is defined.");
}
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How to give Jenkins more heap space when it´s started as a service under Windows?
...ter -Xmx with the size you want to the arguments-tag (or increase the size if its already there).
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What does each of the [y,n,q,a,d,/,K,j,J,g,e,?] stand for in context of git -p
...
The -p mode means patch, the help for which is hard-ish to find, but if you check git add --help you'll find the following
patch
This lets you choose one path out of a status like selection. After choosing the path, it presents the diff between the index and the working tree file an...