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Objective-C formatting string for boolean?
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One way to do it is to convert to strings (since there are only two possibilities, it isn't hard):
NSLog(@" %s", BOOL_VAL ? "true" : "false");
I don't think there is a format specifier for boolean values.
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Unknown column in 'field list' error on MySQL Update query
...n I was confused and used double quotes instead of single quotes around my strings.
– tripleee
Mar 21 '18 at 13:18
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How can I get enum possible values in a MySQL database?
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You can get the values by querying it like this:
SELECT SUBSTRING(COLUMN_TYPE,5)
FROM information_schema.COLUMNS
WHERE TABLE_SCHEMA='databasename'
AND TABLE_NAME='tablename'
AND COLUMN_NAME='columnname'
From there you'll need to convert it into an array:
eval that direct...
Objective-C parse hex string to integer
I would like to know how to parse a hex string, representing a number, in Objective-C. I am willing to use both an objective, or a C-based method, either is fine.
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This app won't run unless you update Google Play Services (via Bazaar)
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UPDATE
The Google maps API v2 is now installed on the latest Google system images (api:19 ARM or x86).
So your application should just work with the new images. There is no need to install these files.
I've been trying to run an Android Google Maps V2 application u...
Is there a better way to dynamically build an SQL WHERE clause than by using 1=1 at its beginning?
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Save the conditions in a list:
List<string> conditions = new List<string>();
if (condition1) conditions.Add("Col1=0");
//...
if (conditions.Any())
Query += " WHERE " + string.Join(" AND ", conditions.ToArray());
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Method Overloading for null argument
... Does this mean that if compiler were to choose in between doSomething(String str) and doSomething(Object obj) during runtime with doSomething(null), doSomething(String str) will be called.
– Sameer
Nov 10 '16 at 9:22
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“Server” vs “Data Source” in connection string
... SqlLocalDb installed to work locally. Good, but I can see two connection strings typically and both works:
4 Answers
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What's the difference between UTF-8 and UTF-8 without BOM?
...re is no official difference between UTF-8 and BOM-ed UTF-8
A BOM-ed UTF-8 string will start with the three following bytes. EF BB BF
Those bytes, if present, must be ignored when extracting the string from the file/stream.
But, as additional information to this, the BOM for UTF-8 could be a good ...
How to read an entire file to a string using C#?
What is the quickest way to read a text file into a string variable?
16 Answers
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