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How to check for a valid Base64 encoded string
Is there a way in C# to see if a string is Base 64 encoded other than just trying to convert it and see if there is an error? I have code code like this:
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Capitalize first letter. MySQL
...= CONCAT(UCASE(LEFT(CompanyIndustry, 1)),
SUBSTRING(CompanyIndustry, 2));
This would turn hello to Hello, wOrLd to WOrLd, BLABLA to BLABLA, etc. If you want to upper-case the first letter and lower-case the other, you just have to use LCASE function :
UPDATE tb_Compa...
Difference between malloc and calloc?
..., for example since the parts of hash which are empty aren't backed by any extra memory (pages); they happily point to the single zero-initialized page, which can be even shared between processes.
Any write to virtual address is mapped to a page, if that page is the zero-page, another physical page...
Convert int to char in java
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@UnKnown You need to make it a string instead of a char as follows System.out.println("b" + 3);
– Haggra
Apr 18 '16 at 23:52
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How to change an application icon programmatically in Android?
... that part with something, you want in your app.
private void shortcutAdd(String name, int number) {
// Intent to be send, when shortcut is pressed by user ("launched")
Intent shortcutIntent = new Intent(getApplicationContext(), Play.class);
shortcutIntent.setAction(Constants.ACTION_PLA...
Are “while(true)” loops so bad? [closed]
...
BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
String strLine;
while ((strLine = br.readLine()) != null) {
// do something with the line
}
And the usual C++ convention for reading input is:
#include <iostream>
#include <string>
std::string data;
while(st...
How do I return multiple values from a function in C?
If I have a function that produces a result int and a result string , how do I return them both from a function?
8 Answe...
Avoid trailing zeroes in printf()
...01357
breaks it.
What you can do is to sprintf("%.20g") the number to a string buffer then manipulate the string to only have N characters past the decimal point.
Assuming your number is in the variable num, the following function will remove all but the first N decimals, then strip off the trai...
Set a default parameter value for a JavaScript function
...ou'd get a reference error if you misspelled undefined vs. putting it in a string.
– Abe Voelker
May 21 '15 at 22:04
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How to search a Git repository by commit message?
...rmat:%Cgreen%H %Cblue%s\" --name-status --grep
Then I can type "git find string" and I get a list of all the commits containing that string in the message. For example, to find all commits referencing ticket #33:
029a641667d6d92e16deccae7ebdeef792d8336b Added isAttachmentEditable() and isAttachme...