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Safe String to BigDecimal conversion
...ead some BigDecimal values from the string. Let's say I have this String: "1,000,000,000.999999999999999" and I want to get a BigDecimal out of it. What is the way to do it?
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How to create ENUM type in SQLite?
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81
There is no enum type in SQLite, only the following:
NULL
INTEGER
REAL
TEXT
BLOB
Source: htt...
Is a Python dictionary an example of a hash table?
...t; hash(b)
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
TypeError: list objects are unhashable
>>> a[b] = 'some'
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
TypeError: list objects are unhashable
You can read...
How to hide one item in an Android Spinner
...t<String>();
list.add(""); // Initial dummy entry
list.add("string1");
list.add("string2");
list.add("string3");
int hidingItemIndex = 0;
CustomAdapter dataAdapter = new CustomAdapter(this, android.R.layout.simple_spinner_item, list, hidingItemIndex);
dataAdapter.setDropDownViewResource(...
jQuery UI accordion that keeps multiple sections open?
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14 Answers
14
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How do you add a Dictionary of items into another Dictionary
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172
You can define += operator for Dictionary, e.g.,
func += <K, V> (left: inout [K:V], rig...
What is “String args[]”? parameter in main method Java
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16 Answers
16
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Adding a legend to PyPlot in Matplotlib in the simplest manner possible
...import numpy as np
import matplotlib.pyplot as plt
x = np.linspace(0, 20, 1000)
y1 = np.sin(x)
y2 = np.cos(x)
plt.plot(x, y1, "-b", label="sine")
plt.plot(x, y2, "-r", label="cosine")
plt.legend(loc="upper left")
plt.ylim(-1.5, 2.0)
plt.show()
Slightly modified from this tutorial: http://jakevd...
Is calculating an MD5 hash less CPU intensive than SHA family functions?
Is calculating an MD5 hash less CPU intensive than SHA-1 or SHA-2 on "standard" laptop x86 hardware? I'm interested in general information, not specific to a certain chip.
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