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Remove HTML Tags from an NSString on the iPhone
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UITextView *textview= [[UITextView alloc]initWithFrame:CGRectMake(10, 130, 250, 170)];
NSString *str = @"This is <font color='red'>simple</font>";
[textview setValue:str forKey:@"contentToHTMLString"];
textview.textAlignment = NSTextAlignmentLeft;
...
Open and write data to text file using Bash?
...lly holds a lot. Usually the max number of file descriptors the kernel can allocate can be found in /proc/sys/file-max or /proc/sys/fs/file-max but using any fd above 9 is dangerous as it could conflict with fd's used by the shell internally. So don't bother and only use fd's 0-9. If you need more t...
Android SharedPreference security
...aredpreferences good place to put sensitive data, such as password or auth token?
No. It can be easily hacked. If you want to put any sensitive data in shared prefrence file you can encrypt the data and store. You can store your encryption key in NDK/server.
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How to concatenate items in a list to a single string?
...of many types (generators, list, tuples, etc).
.join is faster because it allocates memory only once. Better than classical concatenation (see, extended explanation).
Once you learn it, it's very comfortable and you can do tricks like this to add parentheses.
>>> ",".join("12345").join((...
Best way to clear a PHP array's values
... emptying it. When dealing with memory you know it's not the same thing as allocation is slow. So, despite the ease of use, re-instantiation might not be the answer to this question, especially if one needs to do it a lot of times and quickly. It might work, but that would heavily rely on PHP memory...
Going from a framework to no-framework [closed]
...ation and cookie theft:
session.use_only_cookies (Prevents your session token from leaking into the URL)
session.cookie_httponly or the httponly attribute to session_set_cookie_params() (Protects against scripts reading the session cookie in compatible browsers)
More suggestions and PHP example c...
Draw a perfect circle from user's touch
...Hough Transform is a voting scheme. A two dimensional array of integers is allocated and all elements are set to zero. Each element corresponds to a single pixel in the image being analyzed. This array is referred to as the accumulator array since each element will accumulate information, votes, ind...
Response.Redirect with POST instead of Get?
...timestamp" value="1382728968" />
<input type="hidden" name="token" value="XXXXXXX" />
<input type="hidden" name="nav-data" value="XXXXXXXXX" />
</form>
<script type="text/javascript">
document.forms[0].submit();
</script>
</...
How to remove all the occurrences of a char in c++ string
...d::string output;
output.reserve(str.size()); // optional, avoids buffer reallocations in the loop
for(size_t i = 0; i < str.size(); ++i)
if(str[i] != 'a') output += str[i];
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Can I “multiply” a string (in C#)?
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Very sure. It allocates a string (of that length) behind the scenes, then mutates it. It doesn't work like a regular List<T> etc.
– Marc Gravell♦
Feb 10 '09 at 16:05
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