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How to generate random SHA1 hash to use as ID in node.js?
..."random".
var id = crypto.randomBytes(20).toString('hex');
//=> f26d60305dae929ef8640a75e70dd78ab809cfe9
The resulting string will be twice as long as the random bytes you generate; each byte encoded to hex is 2 characters. 20 bytes will be 40 characters of hex.
Using 20 bytes, we have 256^20...
Write a number with two decimal places SQL server
...r 2008 R2
– SKCS Kamal
Apr 21 at 15:05
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How do I plot in real-time in a while loop using matplotlib?
...ange(10):
y = np.random.random()
plt.scatter(i, y)
plt.pause(0.05)
plt.show()
Note some of the changes:
Call plt.pause(0.05) to both draw the new data and it runs the GUI's event loop (allowing for mouse interaction).
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How do I query between two dates using MySQL?
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edited Dec 15 '16 at 10:05
answered Dec 15 '16 at 6:09
sa...
How to specify HTTP error code?
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edited Oct 14 '14 at 22:05
answered Apr 30 '14 at 17:19
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Right align text in android TextView
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edited Jan 27 '16 at 17:05
Finn Gaida
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Can't delete virtual device from Eclipse, android
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answered Jan 12 '12 at 23:05
jarojaro
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Best practice to validate null and empty collection in Java
... iczaicza
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Remove all breakpoints in IntelliJ IDEA
... PrabsPrabs
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Open URL in same window and in same tab
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answered Dec 10 '11 at 5:05
vdbuildervdbuilder
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