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How to change the default charset of a MySQL table?
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If you want to change the table default character set and all character columns to a new character set, use a statement like this:
ALTER TABLE tbl_name CONVERT TO CHARACTER SET charset_name;
So query will be:
ALTER TABLE etape_prospection CONVERT TO CHARACTER SET utf8;
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adding noise to a signal in python
...umpy as np
import matplotlib.pyplot as plt
t = np.linspace(1, 100, 1000)
x_volts = 10*np.sin(t/(2*np.pi))
plt.subplot(3,1,1)
plt.plot(t, x_volts)
plt.title('Signal')
plt.ylabel('Voltage (V)')
plt.xlabel('Time (s)')
plt.show()
x_watts = x_volts ** 2
plt.subplot(3,1,2)
plt.plot(t, x_watts)
plt.title...
How to use SCNetworkReachability in Swift
... imported C structs have a default initializer in Swift, which initializes all of the struct's fields to zero, so the socket address structure can be initialized with
var zeroAddress = sockaddr_in()
sizeofValue() gives the size of this structure, this has
to be converted to UInt8 for sin_len:
zer...
how to clear the screen in python [duplicate]
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jesterjunk
1,9541616 silver badges1717 bronze badges
answered Jan 26 '11 at 22:06
Senthil KumaranSenthil Kumaran
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How to remove multiple indexes from a list at the same time? [duplicate]
...t-in operation to remove a number of indexes at once.
Your example is actually a contiguous sequence of indexes, so you can do this:
del my_list[2:6]
which removes the slice starting at 2 and ending just before 6.
It isn't clear from your question whether in general you need to remove an arbitr...
How can I find the last element in a List?
...elp. Enumerable.Last will throw an exception if the list is empty. If you call Enumerable.LastOrDefault and pass a list of value types the default value will be returned if the list is empty. So if you get 0 back from a List<int> you won't know if the list was empty or the last value was 0. I...
Hidden Features of Java
...en I first discovered it, never heard of it before.
ThreadLocals are typically not so widely known as a way to store per-thread state.
Since JDK 1.5 Java has had extremely well implemented and robust concurrency tools beyond just locks, they live in java.util.concurrent and a specifically interest...
Get the (last part of) current directory name in C#
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edited May 16 '11 at 13:47
answered May 16 '11 at 13:42
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Verifying signed git commits?
...o get access to the raw gpg status information, which is machine-readable, allowing automated implementation of signing policy.
Add a --raw option to make verify-tag produce the gpg status information on standard error instead of the human-readable format.
Plus:
verify-tag exits success...
Read/Write String from/to a File in Android
... I think, closing streams should be in the final block as in @SharkAlley answer
– Yurii K
Jul 29 '15 at 14:41
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