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How can I find and run the keytool
...tion by myself as below quote. It works fine.
"C:\Program Files\Java\jdk1.6.0_26\bin\keytool.exe" -exportcert -alias
> sociallisting -keystore "D:\keystore\SocialListing" |
> "C:\cygwin\bin\openssl.exe" sha1 -binary | "C:\cygwin\bin\openssl.exe"
> base64
...
Finding the index of an item in a list
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4666
>>> ["foo", "bar", "baz"].index("bar")
1
Reference: Data Structures > More on Lis...
Define css class in django Forms
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answered Jan 13 '11 at 1:56
Mikhail KorobovMikhail Korobov
19.1k55 gold badges6363 silver badges6060 bronze badges
...
Objective-C : BOOL vs bool
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From the definition in objc.h:
#if (TARGET_OS_IPHONE && __LP64__) || TARGET_OS_WATCH
typedef bool BOOL;
#else
typedef signed char BOOL;
// BOOL is explicitly signed so @encode(BOOL) == "c" rather than "C"
// even if -funsigned-char is used.
#endif
#define YES ((BOOL)1)
#define NO...
Writing unit tests in Python: How do I start? [closed]
... GabLeRoux
11.8k1111 gold badges5353 silver badges6969 bronze badges
answered Jul 30 '10 at 12:23
Tim McNamaraTim McNamara
16.3k...
Error handling in Bash
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answered Oct 9 '08 at 4:06
Charles DuffyCharles Duffy
218k3232 gold badges273273 silver badges333333 bronze badges
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Overriding superclass property with different type in Swift
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answered Jun 7 '14 at 6:12
DashDash
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SQL: deleting tables with prefix
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Andre MillerAndre Miller
13.7k66 gold badges4848 silver badges5252 bronze badges
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Finding all possible combinations of numbers to reach a given sum
...w range then this algorithm works. So for instance:
subset_sum([1,2,3,4,5,6,7,8,9,10],100000) generates 1024 branches because the target never gets to filter out possible solutions.
On the other hand subset_sum([1,2,3,4,5,6,7,8,9,10],10) generates only 175 branches, because the target to reach 10 ...
Django: Get model from string?
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169
As of Django 3.0, it's AppConfig.get_model(model_name, require_ready=True)
As of Django 1.9 ...