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How to step through Python code to help debug issues?
...t some breakpoints from the command line:
ipdb3 -c 'b 12' -c 'b myfunc' ~/test/a.py
although -c c is broken for some reason: https://github.com/gotcha/ipdb/issues/156
python -m module debugging has been asked at: How to debug a Python module run with python -m from the command line? and since Py...
Delete all local git branches
... mkdir br
$ cd br; git init
Initialized empty Git repository in /Users/ebg/test/br/.git/
$ touch README; git add README; git commit -m 'First commit'
[master (root-commit) 1d738b5] First commit
0 files changed, 0 insertions(+), 0 deletions(-)
create mode 100644 README
$ git branch Story-123-a
$ gi...
AngularJS validation with no enclosing
...ng-controller="MainCtrl">
<div class="help-block error" ng-show="test.field.$error.required">Required</div>
<div class="help-block error" ng-show="test.firstName.$error.required">Name Required</div>
<p>Hello {{name}}!</p>
<div ng-form="test" ...
FileSystemWatcher vs polling to watch for file changes
...
I have seen the file system watcher fail in production and test environments. I now consider it a convenience, but I do not consider it reliable. My pattern has been to watch for changes with the files system watcher, but poll occasionally to catch missing file changes.
Edit: If...
How to hide one item in an Android Spinner
...e_spinner_dropdown_item);
mySpinner.setAdapter(dataAdapter);
(I have not tested the code) hope that helps.
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Capture screenshot of active window?
...yFromScreen(Point.Empty, Point.Empty, bounds.Size);
}
bitmap.Save("test.jpg", ImageFormat.Jpeg);
}
for capturing current window use
Rectangle bounds = this.Bounds;
using (Bitmap bitmap = new Bitmap(bounds.Width, bounds.Height))
{
using (Graphics g = Graphics.FromImage(bitmap))
...
Convert hyphens to camel case (camelCase)
...ce it with the uppercased version of the character:
var str="marker-image-test";
str.replace(/-([a-z])/g, function (m, w) {
return w.toUpperCase();
});
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A list of indices in MongoDB?
...
From the shell:
db.test.getIndexes()
For shell help you should try:
help;
db.help();
db.test.help();
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How to get MVC action to return 404
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This doesn't work, I think, if using IIS. On my test site it works fine, but on the live site the custom error page kicks in.
– Andy Brown
Aug 16 '17 at 11:04
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Append an object to a list in R in amortized constant time, O(1)?
...(amount of memory consumed) as a problem size grows. Running a performance test for various solutions given a fixed-size problem does not address the various solutions' growth rate. The OP is interested in knowing if there is a way to append objects to an R list in "amortized constant time". What do...