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How do I detect that an iOS app is running on a jailbroken phone?
...";
if ([[NSFileManager defaultManager] fileExistsAtPath:filePath])
{
// do something useful
}
For hacked kernels, it's a little (lot) more involved.
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How to Implement Custom Table View Section Headers and Footers with Storyboard
...ection, call tableView:dequeueReusableHeaderFooterViewWithIdentifier:. You do not use a cell prototype with this API (it's either a NIB-based view or a programmatically created view), but this is the new API for dequeued headers and footers.
...
Is < faster than
...iled with $ gcc -m32 -S -masm=intel test.c
if (a < b) {
// Do something 1
}
Compiles to:
mov eax, DWORD PTR [esp+24] ; a
cmp eax, DWORD PTR [esp+28] ; b
jge .L2 ; jump if a is >= b
; Do something 1
.L2:
And
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How to create Temp table with SELECT * INTO tempTable FROM CTE Query
... query from which I want to create a temporary table. I am not sure how to do it as it gives an Invalid Object name error.
...
Setting different color for each series in scatter plot on matplotlib
...
I don't know what you mean by 'manually'. You can choose a colourmap and make a colour array easily enough:
import numpy as np
import matplotlib.pyplot as plt
import matplotlib.cm as cm
x = np.arange(10)
ys = [i+x+(i*x)**2 fo...
Using C# to check if string contains a string in string array
...
here is how you can do it:
string stringToCheck = "text1";
string[] stringArray = { "text1", "testtest", "test1test2", "test2text1" };
foreach (string x in stringArray)
{
if (stringToCheck.Contains(x))
{
// Process...
}
}
...
Getting number of elements in an iterator in Python
...
No. It's not possible.
Example:
import random
def gen(n):
for i in xrange(n):
if random.randint(0, 1) == 0:
yield i
iterator = gen(10)
Length of iterator is unknown until you iterate through it.
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How do I query for all dates greater than a certain date in SQL Server?
...select *
from dbo.March2010 A
where A.Date >= '2010-04-01'
it will do the conversion for you, but in my opinion it is less readable than explicitly converting to a DateTime for the maintenance programmer that will come after you.
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What are the pros and cons of performing calculations in sql vs. in your application
... lot of factors - but most crucially:
complexity of calculations (prefer doing complex crunching on an app-server, since that scales out; rather than a db server, which scales up)
volume of data (if you need to access/aggregate a lot of data, doing it at the db server will save bandwidth, and disk...
Git: “Not currently on any branch.” Is there an easy way to get back on a branch, while keeping the
So I've done some work in the repository and when I'm about to commit I realize that I'm not currently on any branch.
9 Ans...