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Xcode Command /usr/bin/codesign failed with exit code 1 : errSecInternalComponent
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Open Keychain Access, then in the File menu select Lock All Keychains.
Then go back to Xcode and clean and rebuild. It will prompt you for your password again to unlock the keychain.
After this, assuming you have no other compile issues, it will succeed!
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Looping over arrays, printing both index and value
... space separated list of words is not an array. Wrap it like so (a b c) to convert it to an array.
– Breedly
Aug 19 '16 at 18:59
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Replace non-ASCII characters with a single space
...t'll pass over the values twice), and a generator expression will first be converted to one. Giving it a list comprehension is simply faster. See this post.
– Martijn Pieters♦
Nov 19 '13 at 18:42
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Choosing Mobile Web HTML5 Framework [closed]
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BEWARE of non-native select boxes in jQuery Mobile. They will kill your phone's memory.
– Jason Sebring
Feb 27 '12 at 0:48
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Rename column SQL Server 2008
...also recommend adding some additional security to it.
IF EXISTS (
SELECT 1
FROM sys.columns
WHERE
name = 'OldColumnName' AND
object_name(object_id) = 'TableName'
) AND
NOT EXISTS (
SELECT 1
FROM sys.columns
WHERE
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Creating a dictionary from a csv file?
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You have to just convert csv.reader to dict:
~ >> cat > 1.csv
key1, value1
key2, value2
key2, value22
key3, value3
~ >> cat > d.py
import csv
with open('1.csv') as f:
d = dict(filter(None, csv.reader(f)))
print(d)
~ ...
Check if element exists in jQuery [duplicate]
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CSS selectors are used therefore "#elementId" selects by element. "elementId" would actually select all emenets whose tags are named "elementId"
– Petr Gladkikh
Dec 13 '12 at 7:13
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Counting the number of True Booleans in a Python List
...n, and if we want to avoid using sum (for any reason) we need to resort to converting the iterator to a list (which makes this much less pretty):
>>> bool_list = [True, True, False, False, False, True]
>>> filter(None, bool_list)
<builtins.filter at 0x7f64feba5710>
>>&...
JavaScript before leaving the page
...er if they want to leave the page or not, you cannot redirect them if they select to stay on the page. If they select to leave, the browser will go where they told it to go.
You can use onunload to do stuff before the page is unloaded, but you cannot redirect from there (Chrome 14+ blocks alerts ...
Modify alpha opacity of LESS variable
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Thanks! I've been getting tired of converting everything to RGBA!
– BillyNair
Jun 19 '13 at 1:47
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