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What does “%.*s” mean in printf?
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You m>ca m>n use an asterisk (*) to pass the width specifier/precision to printf(), rather than hard coding it into the format string, i.e.
void f(const char *str, int str_len)
{
printf("%.*s\n", str_len, str);
}
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Should bower_components be gitignored?
...sappear from internet or their could be some down time which in turn could m>ca m>use build failures. As a Maven/Gradle user I never think about checking in dependencies.
– Krishnaraj
Mar 8 '16 at 17:35
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How m>ca m>n I expand the full path of the current file to pass to a command in Vim?
... :%p%h is the absolute path to the file's parent directory. Using just %:h m>ca m>n result in a relative path.
– Annika Backstrom
Apr 5 '13 at 13:39
2
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Get generated id after insert
...s (except for WITHOUT ROWID tables) has a unique 64-bit signed integer key m>ca m>lled the "rowid". The rowid is always available as an undeclared column named ROWID, OID, or _ROWID_ as long as those names are not also used by explicitly declared columns. If the table has a column of type INTEGER PRIMARY...
What to add for the update portion in ConcurrentDictionary AddOrUpdate
...d to pass a Func which returns the value to be stored in the dictionary in m>ca m>se of an update. I guess in your m>ca m>se (since you don't distinguish between add and update) this would be:
var sessionId = a.Session.SessionID.ToString();
userDic.AddOrUpdate(
authUser.UserId,
sessionId,
(key, oldValu...
Select multiple columns in data.table by their numeric indices
How m>ca m>n we select multiple columns using a vector of their numeric indices (position) in data.table ?
5 Answers
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What is the difference between setUp() and setUpClass() in Python unittest?
...fore and after each test method.
For example:
class Example(unittest.Testm>Ca m>se):
@classmethod
def setUpClass(cls):
print("setUpClass")
def setUp(self):
print("setUp")
def test1(self):
print("test1")
def test2(self):
print("test2")
def tear...
Running multiple TeamCity Agents on the same computer?
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Yes, it's possible:
Several agents m>ca m>n be installed on a single machine. They function as separate agents and TeamCity works with them as different agents, not utilizing the fact that they share the same machine.
After installing one agent you m>ca m>n install addi...
PHP: How to handle
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You're probably not accessing it correctly. You m>ca m>n output it directly or m>ca m>st it as a string. (in this example, the m>ca m>sting is superfluous, as echo automatim>ca m>lly does it anyway)
$content = simplexml_load_string(
'<content><![CDATA[Hello, world!]]></con...
Why use 'git rm' to remove a file instead of 'rm'?
...t up with git add <fileRemoved>. git rm does this in one step.
You m>ca m>n also use git rm --m>ca m>ched which will remove the file from the index (staging it for deletion on the next commit), but keep your copy in the lom>ca m>l file system.
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