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How can I use numpy.correlate to do autocorrelation?
...pe('float')
lags=range(15)
fig,ax=plt.subplots()
for funcii, labelii in zip([autocorr1, autocorr2, autocorr3, autocorr4,
autocorr5], ['np.corrcoef, partial', 'manual, non-partial',
'fft, pad 0s, non-partial', 'fft, no padding, non-partial',
'np.correlate...
“Insufficient Storage Available” even there is lot of free space in device memory
...ch to keypad.
Dial *#9900#
On the screen that appears, click on the button labelled "Delete dumpstate/logcat".
I've restored about one GB of system space this way.
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How does facebook, gmail send the real time notification?
...
I think labelling PHP as a language/platform that does not scale well is not necessarily true. It can be used to develop extremely large scale systems. Look at facebook. If the developer does it right, then it will scale, if not, th...
Multiple queries executed in java in single statement
... process results you require following steps:
READING_QUERY_RESULTS: // label
while ( hasMoreResultSets || stmt.getUpdateCount() != -1 ) {
if ( hasMoreResultSets ) {
Resultset rs = stmt.getResultSet();
// handle your rs here
} // if has rs
...
Android: How can I get the current foreground activity (from a service)?
...s into your manifest:
<application>
<service
android:label="@string/accessibility_service_name"
android:name=".WindowChangeDetectingService"
android:permission="android.permission.BIND_ACCESSIBILITY_SERVICE">
<intent-filter>
<acti...
How does this milw0rm heap spraying exploit work?
...uired
_start: #main function
jmp one #jump to the section labeled one:
two:
pop %rcx #pop %rcx off the stack, or something
xor %rax, %rax #Clear
movl 4, %rax #use sys_write(printf || std::cout)
xor %rbx, %rbx #Clear
inc %rbx #increment %rbx to 1 st...
Effects of the extern keyword on C functions
...echnically, every function in a library public header is 'extern', however labeling them as such has very little to no benefit, depending on the compiler. Most compilers can figure that out on their own. As you see, those functions are actually defined somewhere else.
In the above example, main() w...
Select by partial string from a pandas DataFrame
...s=0 to filter:
# selects rows which contain the word hello in their index label
df.filter(like='hello', axis=0)
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How do I execute inserts and updates in an Alembic upgrade script?
...Alembic.
revision = '1ce7873ac4ced2'
down_revision = '1cea0ac4ced2'
branch_labels = None
depends_on = None
def upgrade():
# ### commands made by andrew ###
op.execute('UPDATE STOCK SET IN_STOCK = -1 WHERE IN_STOCK IS NULL')
# ### end Alembic commands ###
def downgrade():
# ### co...
nodeValue vs innerHTML and textContent. How to choose?
I'm using plain js to alter the inner text of a label element, and I wasn't sure on what grounds I should use innerHTML or nodeValue or textContent. I don't need to create a new node or change the HTML elements or anything — just replace the text. Here's an example of the code:
...