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How to keep keys/values in same order as declared?
I have a dictionary that I declared in a particular order and want to keep it in that order all the time. The keys/values can't really be kept in order based on their value, I just want it in the order that I declared it.
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Ideal way to cancel an executing AsyncTask
... instead of making a boolean flag for running , couldn't you remove it and make this while(!isCanceled())???
– confucius
Feb 28 '12 at 9:06
36
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Is there “0b” or something similar to represent a binary number in Javascript
...inary (prefix 0b), octal (prefix 0o) and hexadecimal (prefix: 0x) numeric literals:
var bin = 0b1111; // bin will be set to 15
var oct = 0o17; // oct will be set to 15
var oxx = 017; // oxx will be set to 15
var hex = 0xF; // hex will be set to 15
// note: bB oO xX are all valid...
Force update of an Android app when a new version is available
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I agree with Scott Helme's point in another answer here. But in some extreme situations (security issues, API breaking changes...) where you absolutely need the users to update to continue using the app, you could provide a simple ver...
The simplest way to comma-delimit a list?
What is the clearest way to comma-delimit a list in Java?
30 Answers
30
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Generating an MD5 checksum of a file
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You can use hashlib.md5()
Note that sometimes you won't be able to fit the whole file in memory. In that case, you'll have to read chunks of 4096 bytes sequentially and feed them to the md5 method:
import hashlib
def md5(fname):
hash_md5 = hashlib.md5()
with open(fname, "rb") as f:
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Java enum - why use toString instead of name
If you look in the enum api at the method name() it says that:
7 Answers
7
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Unable to simultaneously satisfy constraints, will attempt to recover by breaking constraint
Below is the error message I receive in the debug area. It runs fine and nothing is wrong except that I receive this error. Would this prevent apple accepting the app? How do I fix it?
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What is setup.py?
Can anyone please explain what setup.py is and how it can be configured or used?
10 Answers
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Named string formatting in C#
Is there any way to format a string by name rather than position in C#?
18 Answers
18
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