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Add leading zeroes to number in Java? [duplicate]
... many locales that do NOT use Arabic numerals 0-9 (oddly enough, Arabic is one of those locales). I had a bug where my code was crashing on Android when the phone was set in Arabic because I was formatting a date string using String.format("%04d-%02d-%02d", year, month, day), thinking that would pro...
INSTALL_FAILED_UPDATE_INCOMPATIBLE when I try to install compiled .apk on device
...cation which you want to install is already installed. just remove the old one and try again.
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How to concatenate items in a list to a single string?
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@Wouter, it will not. On the one hand, only lists of strings can be joined; so list.join would be inappropriate for an arbitrary list. On the other, the argument of str.join can be any "iterable" sequence of strings, not just a list. The only thing that ...
How to use getJSON, sending data with post method?
I am using above method & it works well with one parameter in URL.
7 Answers
7
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How to convert a string from uppercase to lowercase in Bash? [duplicate]
... # HELLO
y=${x,,}
echo $y # hello
z=${y^^}
echo $z # HELLO
Use only one , or ^ to make the first letter lowercase or uppercase.
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Tables instead of DIVs [duplicate]
... depending on how wide the window is stretched. Almost everything is best done as a div, but some tricky cases are better with a table when you consider old browsers.
– Nosredna
Jun 10 '09 at 14:21
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How far can memory leaks go?
...e thread model, and no memory protection between 'tasks'. There's usually one heap. This is certainly how VxWorks used to work - and probably still does.
– marko
Mar 17 '13 at 23:23
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How to dynamically compose an OR query filter in Django?
...into list of Q objects
queries = [Q(pk=value) for value in values]
# Take one Q object from the list
query = queries.pop()
# Or the Q object with the ones remaining in the list
for item in queries:
query |= item
# Query the model
Article.objects.filter(query)
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How to use Git for Unity3D source control?
...ut my blog post for steps on how to do it here.
Additional Configuration
One of the few major annoyances one has with using Git with Unity3D projects is that Git doesn't care about directories and will happily leave empty directories around after removing files from them. Unity3D will make *.meta ...
Accessing constructor of an anonymous class
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OMG, did someone blamed THE Jon Skeet for copying?
– user
Aug 15 '12 at 17:43
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