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Why is “a” != “a” in C?
...resses for the different strings, which are stored in different locations. Doing so essentially looks like this:
if(0x00403064 == 0x002D316A) // Two memory locations
{
printf("Yes, equal");
}
Use the following code to compare two string values:
#include <string.h>
...
if(strcmp("a", ...
How to control the line spacing in UILabel
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I thought about adding something new to this answer, so I don't feel as bad... Here is a Swift answer:
import Cocoa
let paragraphStyle = NSMutableParagraphStyle()
paragraphStyle.lineSpacing = 40
let attrString = NSMutableAttributedString(string: "Swift Answer")
attrString.addAttr...
How to run Node.js as a background process and never die?
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@murvinlai EC2 is an environment and has nothing to do with root privilege. It's probably about the your AMI. For example with Amazon AMI you certainly can sudo bash.
– ShuaiYuan
Apr 2 '13 at 11:41
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Insert Data Into Temp Table with Query
...and I would like to insert it into a Temp table, but am having some issues doing so. Would anybody have some insight on how to do this?
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foreach with index [duplicate]
...
You can do the following
foreach (var it in someCollection.Select((x, i) => new { Value = x, Index = i }) )
{
if (it.Index > SomeNumber) //
}
This will create an anonymous type value for every entry in the collectio...
How to delete selected text in the vi editor
...lect five lines using my mouse and I want to delete those lines, how can I do that?
6 Answers
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django MultiValueDictKeyError error, how do I deal with it
...andard dicts and is a way to fetch a value while providing a default if it does not exist.
is_private = request.POST.get('is_private', False)
Generally,
my_var = dict.get(<key>, <default>)
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Convert a Map to a POJO
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No need to convert into JSON string or something else; direct conversion does much faster.
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How do you use colspan and rowspan in HTML tables?
I don't know how to merge rows and columns inside HTML tables.
11 Answers
11
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Getting an element from a Set
Why doesn't Set provide an operation to get an element that equals another element?
24 Answers
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