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In c++ what does a tilde “~” before a function name signify?
...scription from ibm.com:
Destructors are usually used to deallocate memory and do other cleanup for a class object and its class members when the object is destroyed. A destructor is called for a class object when that object passes out of scope or is explicitly deleted.
See https://www.ibm.com/sup...
In Jinja2, how do you test if a variable is undefined?
Converting from Django, I'm used to doing something like this:
6 Answers
6
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How can I add new keys to a dictionary?
...values at the same time, as long as the keys are strings (since kwargs are converted to strings). dict.update can also take another dictionary, but I personally prefer not to explicitly create a new dictionary in order to update another one.
– bgusach
Feb 13 '1...
How do I check if a given string is a legal/valid file name under Windows?
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2nd piece of code doesn't compile. "Cannot convert from char[] to string
– Paul Hunt
Apr 25 '14 at 12:03
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How to copy a dictionary and only edit the copy
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It might be better to say "dict2 and dict1 point to the same dictionary", you are not changing dict1 or dict2 but what they point to.
– GrayWizardx
Mar 17 '10 at 21:15
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Calculate last day of month in JavaScript
...efox 2.0.0.17: Thu Jan 31 2008 00:00:00 GMT-0600 (Canada Central Standard Time)
Firefox 3.0.3: Thu Jan 31 2008 00:00:00 GMT-0600 (Canada Central Standard Time)
Google Chrome 0.2.149.30: Thu Jan 31 2008 00:00:00 GMT-0600 (Canada Central Standard Time)
Safari for Windows 3.1.2: Thu ...
How do you attach a new pull request to an existing issue on github?
...s to the master branch of his repo. This is the command you would write to convert your previous Issue into a Pull Request for this situation:
$ http --auth "smparkes" \
POST \
https://api.github.com/repos/technoweenie/faraday/pulls \
issue=15 head=smparkes:synchrony base=maste...
Copy table without copying data
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How could you convert show create table bar into a dynamically executable statement?
– Pacerier
Feb 2 '15 at 12:23
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How to escape special characters in building a JSON string?
...ncoding library to use. If you simply use language or library functions to convert things to and from JSON, you'll never even need to know JSON's escaping rules. This is what the misguided question asker here ought to have done.
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UITableView, Separator color where to set?
I have added a UITableView in IB and set the "delegate" and "datasource" and all is working well. What I wanted to do next was change the separator color, but the only way I could find to do this was to add the method to one of the delegate callbacks, is there a better place I should put this?
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