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Should Gemfile.lock be included in .gitignore?
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Assuming you're not writing a rubygem, Gemfile.lock should be in your repository. It's used as a snapshot of all your required gems and their dependencies. This way bundler doesn't have to recalculate all the gem dependencies each time you deploy, etc.
From cowboycoded's co...
Catching multiple exception types in one catch block
I'd like a cleaner way to obtain the following functionality, to catch AError and BError in one block:
11 Answers
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How to develop and test an app that sends emails (without filling someone's mailbox with test data)?
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I faced the same problem a few weeks ago and wrote this: http://smtp4dev.codeplex.com
Windows 7/Vista/XP/2003/2010 compatible dummy SMTP server. Sits in the system tray and does not deliver the received messages. The received messages can be quickly viewe...
How can I convert my device token (NSData) into an NSString?
I am implementing push notifications. I'd like to save my APNS Token as a String.
29 Answers
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How do you implement a re-try-catch?
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You need to enclose your try-catch inside a while loop like this: -
int count = 0;
int maxTries = 3;
while(true) {
try {
// Some Code
// break out of loop, or return, on success
} catch (SomeException e) {
// handle exception
if (++count == ...
What is the difference between C, C99, ANSI C and GNU C?
... the difference between C and C99. What does C mean here? Is it C89? Check the languages at the bottom of this submit . It contains both C and C99.
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How to count certain elements in array?
...de much sense to me. And we can argue what is most elegant. E.g. for me, making a function call per element to just to compare it to a value is not elegant.
– Felix Kling
May 25 '11 at 8:33
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How do I get the path of the Python script I am running in? [duplicate]
...(__file__) will give you the path of the current file, resolving any symlinks in the path. This works fine on my mac.
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How do I read a text file of about 2 GB? [duplicate]
... Notepad++ nor WordPad could open (or any other standard text editor). Thanks!
– Mackie
Jul 1 '16 at 9:46
4
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Adding an identity to an existing column
I need to change the primary key of a table to an identity column, and there's already a number of rows in table.
19 Answe...