大约有 16,000 项符合查询结果（耗时：0.0324秒） [XML]
How to urlencode a querystring in Python?
...
python3 -c "import urllib.parse, sys; print(urllib.parse.quote_plus(sys.argv[1])) "string to encode" for a one liner on the command line
– Amos Joshua
May 8 '19 at 12:19
...
How to detect if a stored procedure already exists
...together there's a problem with the company. Besides, properly implemented systems don't rely on user privilege to touch a database, that's what service accounts are for, and service level security should be applicable database-wide, this way DBAs don't have to spend time and money tweaking security...
Get an object properties list in Objective-C
...with 0s. This can lead to unexpected results like crashing while trying to convert it to UTF8 (I actually had a pretty annoying crashbug just because of that. Was fun debugging it ^^). I fixed it by actually getting an NSString from the attribute and then calling cStringUsingEncoding:. This works li...
Rename column SQL Server 2008
...some additional security to it.
IF EXISTS (
SELECT 1
FROM sys.columns
WHERE
name = 'OldColumnName' AND
object_name(object_id) = 'TableName'
) AND
NOT EXISTS (
SELECT 1
FROM sys.columns
WHERE
name = 'NewColum...
Objective-C: Reading a file line by line
...hunks of N bytes (very similar to java.io.BufferedReader), but you have to convert it to an NSString on your own, then scan for newlines (or whatever other delimiter) and save any remaining characters for the next read, or read more characters if a newline hasn't been read yet. (NSFileHandle lets yo...
How to set environment variables in Jenkins?
...etely: cat app/build.gradle | grep "def majorVersion" | python -c 'import sys,re,os; print("VERSION_NUMBER="+re.findall(r"[\d+\.]+", sys.stdin.read())[0]+os.environ["BUILD_NUMBER"])'
– kenny_k
Jun 19 '15 at 6:52
...
How to list all functions in a Python module?
I have a python module installed on my system and I'd like to be able to see what functions/classes/methods are available in it.
...
Why doesn't c++ have &&= or ||= for booleans?
...different value such as 2. When assigning that value to a bool, it will be converted to true as per the standard.
The only way to get an invalid value into a bool is by using reinterpret_cast on pointers:
int i = 2;
bool b = *reinterpret_cast<bool*>(&i);
b |= true; // MAY yield 3 (but do...
Only initializers, entity members, and entity navigation properties are supported
...
Entity is trying to convert your Paid property to SQL and can't because it's not part of the table schema.
What you can do is let Entity query the table with no Paid filter and then filter out the not Paid ones.
public ActionResult Index()
{
...
How to convert object array to string array in Java
I use the following code to convert an Object array to a String array :
11 Answers
11
...