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Iterating each character in a string using Python
...ound hole.
i = 0
while i < len(str):
print str[i]
i += 1
But then again, why do that when strings are inherently iterable?
for i in str:
print i
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How to redirect the output of a PowerShell to a file during its execution
...art-Transcript would work for you. First stop it if it's already running, then start it, and stop it when done.
$ErrorActionPreference="SilentlyContinue"
Stop-Transcript | out-null
$ErrorActionPreference = "Continue"
Start-Transcript -path C:\output.txt -append
# Do some stuff
Stop-Transcript
Y...
How do I force a UITextView to scroll to the top every time I change the text?
...roblem in iOS 8, I found that just setting the UITextView's text property, then calling scrollRangeToVisible with an NSRange with location:0, length:0, worked. My text view was not editable, and I tested both selectable and not selectable (neither setting affected the result). Here's a Swift example...
PHP Fatal error: Using $this when not in object context
...e set as static
public static function foo() {
return self::$foo;
}
then you can use this:
foobar::foobarfunc();
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How to get back to the latest commit after checking out a previous commit?
...the commit you want to return to is the head of some branch, or is tagged, then you can just
git checkout branchname
You can also use git reflog to see what other commits your HEAD (or any other ref) has pointed to in the past.
Edited to add:
In newer versions of Git, if you only ran git chec...
Installing a dependency with Bower from URL and specify version
...g if you do the process backwars (add manually the entry in bower.json, an then bower install entryName) it doesn't work, you get a
bower ENOTFOUND Package
gmapV3MarkerWithLabel not found
...
What's the fastest way to do a bulk insert into Postgres?
...from target where 1=0), and start by reading the file into the temp table.
Then I check what can be checked: duplicates, keys that already exist in the target, etc.
Then I just do a "do insert into target select * from tmp" or similar.
If this fails, or takes too long, I abort it and consider othe...
String to object in JS
...tring looks like a JSON string without the curly braces.
This should work then:
obj = eval('({' + str + '})');
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Creating temporary files in Android
...iddeveloper Sorry for not giving details earlier. A user can open the app, then go to settings, clear its cache and then go back to the app, all without having it killed. So an app can't assume the cache file won't be deleted and nothing stops android itself doing so without user interaction.
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SQL Server Restore Error - Access is Denied
I created a database on my local machine and then did a backup called tables.bak of table DataLabTables .
19 Answers
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