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Convert timedelta to total seconds
...ime.datetime.fromtimestamp(time.mktime(time.gmtime())) expression.
(1) If all you need is the difference between two instants in seconds, the very simple time.time() does the job.
(2) If you are using those timestamps for other purposes, you need to consider what you are doing, because the result ...
git push local branch with same name as remote tag
...
Change the names.
Whether you do it locally or remotely, just change the names.
A tag and a branch are fundamentally the same thing in git: they represent a pointer to a commit. The difference is that a branch pointer advances as you make commits, while a tag rem...
Background image jumps when address bar hides iOS/Android/Mobile Chrome
...resizing URL bars in iOS and Android. I understand the purpose, but they really need to think through the strange functionality and havoc they bring to websites. The latest change, is you can no longer "hide" the URL bar on page load on iOS or Chrome using scroll tricks.
EDIT: While the above scrip...
How do I iterate through table rows and cells in JavaScript?
... For those (coming here through google) needing a simple and small shim for table.cells (to patch up some older/IE-oriented code), see my answer to Q: Does Firefox browser not recognize table.cells?
– GitaarLAB
May 19 '14 at 5:42
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Change size of axes title and labels in ggplot2
I have a really simple question, which I am struggling to find the answer to. I hoped someone here might be able to help me.
...
Java regex capturing groups indexes
...ithout capturing property, hence named non-capturing group.
A group is usually used when you need to repeat a sequence of patterns, e.g. (\.\w+)+, or to specify where alternation should take effect, e.g. ^(0*1|1*0)$ (^, then 0*1 or 1*0, then $) versus ^0*1|1*0$ (^0*1 or 1*0$).
A capturing group, a...
UICollectionView auto scroll to cell at IndexPath
...ection view user sets the number of image in the array of collection view. All of the cells don't fit on the screen. I have 30 cells and only 6 on the screen.
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Best way to remove from NSMutableArray while iterating?
.... That may be true (although what about the memory and processing cost of allocating a new array, and discarding the old one?) but even if it's faster it may not be as big a deal as it would be for a naive implementation, because NSArrays do not behave like "normal" arrays. They talk the talk but ...
How can I use Bash syntax in Makefile targets?
...r GNU Make. Each target can have its own variable assignments, like this:
all: a b
a:
@echo "a is $$0"
b: SHELL:=/bin/bash # HERE: this is setting the shell for b only
b:
@echo "b is $$0"
That'll print:
a is /bin/sh
b is /bin/bash
See "Target-specific Variable Values" in the docume...
Partial classes in separate dlls
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From MSDN -Partial Classes and Methods:
All partial-type definitions meant to
be parts of the same type must be
defined in the same assembly and the
same module (.exe or .dll file).
Partial definitions cannot span
multiple modules.
...