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A semantics for Bash scripts?
...(much of the shell's arithmetic syntax semantics comes from C).
The other root of the shell's syntax comes from its upbringing as a mishmash of individual UNIX utilities. Most of what are often builtins in the shell can actually be implemented as external commands. It throws many shell neophytes fo...
Auto increment primary key in SQL Server Management Studio 2012
...h non-zero scale) and ofc, the identity spec should be compatible with the selected data type.
– Pred
Feb 4 '15 at 14:36
...
RegEx for matching UK Postcodes
...postcode, so I don't care about false positives (as the actual lookup will root them out), but I do care about false negatives. And speed also matters.
– John Powell
Jun 9 at 9:03
...
What is the difference between public, private, and protected?
... Not sure if the protected definition is correct here, from the actual selected answer it seems, Protected - Can be accessed only from the inherited class onwards and not from the original/parent class. Saying "WITHIN the class" can be a bit confusing.
– pal4life
...
Disable validation of HTML5 form elements
...ecause it should absolutely work without JavaScript.
In my case, I put a select element with 2 options (http:// or https://) before the URL input because I just need websites (and no ftp:// or other things). This way I avoid typing this weird prefix (the biggest regret of Tim Berners-Lee and maybe...
Verify if a point is Land or Water in Google Maps
...ue&with_field_names=true
You have to register and supply your key and selected layer number. You can search all their repository of available layers. Most of the layers are only regional, but you can find global also, like the World Coastline:
When you select a layer, you click on the "Service...
Android studio, gradle and NDK
...K toolchain via Gradle and CMake. Now, when you create a new project, just select C++ support and you're good to go.
You'll still need to generate your own JNI layer code, or use the SWIG technique I've mentioned above, but the scaffolding of a C++ in Android project is trivial now.
Changes in th...
Position an element relative to its container
...latively positioned parent, the element will be positioned relative to the root element (directly to the HTML element).
So if you want to position your child element to the top left of the parent container, you should do this:
.parent {
position: relative;
}
.child {
position: absolute;
to...
anchor jumping by using javascript
... element. If you want to get the first element out from your query, do $(mySelector)[0].scrollIntoView().
– Derek 朕會功夫
Jun 8 '18 at 12:48
4
...
How to remove convexity defects in a Sudoku square?
...ask out) the background. For that, I use connected component analysis, and select the component that's got the largest convex area:
components =
ComponentMeasurements[
ColorNegate@Binarize[srcAdjusted], {"ConvexArea", "Mask"}][[All,
2]];
largestComponent = Image[SortBy[components, First...