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How to set environment variables in Jenkins?
...
This can be done via EnvInject plugin in the following way:
Create an "Execute shell" build step that runs:
echo AOEU=$(echo aoeu) > propsfile
Create an Inject environment variables build step and set "Properties File Path" to prop...
How do you use the ellipsis slicing syntax in Python?
...ct makes use of it.
So the syntax for it depends entirely on you, or someone else, having written code to understand it.
Numpy uses it, as stated in the documentation. Some examples here.
In your own class, you'd use it like this:
>>> class TestEllipsis(object):
... def __getitem__...
How would you go about parsing Markdown? [closed]
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Terrence Parr (co author of ANTLR) has written one for ANTLR 4: github.com/parrt/mini-markdown
– Chris S
Jun 27 '14 at 22:49
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How to get package name from anywhere?
...PLICATION_ID
to retrieve the package name from any scope, incl. a static one.
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How to get the next auto-increment id in mysql
... just a note from '17 - mysql* functions are deprecated - above can be done with mysqli_insert_id
– treyBake
Jun 28 '17 at 8:35
1
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How to style a div to be a responsive square? [duplicate]
...arent 1x1.png with width: 100%, height: auto in a div and absolutely positioned content within it:
html:
<div>
<img src="1x1px.png">
<h1>FOO</h1>
</div>
css:
div {
position: relative;
width: 50%;
}
img {
width: 100%;
height: auto;
}
h1 {
...
Subprocess changing directory
...g of Popen to set the working directory. See the docs.
If cwd is not None, the child’s current directory will be changed to
cwd before it is executed. Note that this directory is not considered
when searching the executable, so you can’t specify the program’s path
relative to cwd.
...
How can I benchmark JavaScript code? [closed]
...
Just time several iterations of each function. One iteration probably won't be enough, but (depending on how complex your functions are) somewhere closer to 100 or even 1,000 iterations should do the job.
Firebug also has a profiler if you want to see which parts of your...
Iterate over each line in a string in PHP
...o a textarea. I can easily differentiate between the two and put whichever one they entered into a string variable, but where do I go from there?
...
Stack Memory vs Heap Memory [duplicate]
...w. It's a serious thing to encounter, but you really shouldn't come across one unless you have a crazy recursive function or something similar.
Heap memory is much as rskar says. In general, C++ objects allocated with new, or blocks of memory allocated with the likes of malloc end up on the heap. H...