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SqlDataAdapter vs SqlDataReader
...o the database
On the other hand, it:
Only has one record in memory at a time rather than an entire result set (this can be HUGE)
Is about as fast as you can get for that one iteration
Allows you start processing results sooner (once the first record is available). For some query types this can al...
Automatically add newline at end of curl response body
...~/.curlrc
-w "\nstatus=%{http_code} %{redirect_url} size=%{size_download} time=%{time_total} content-type=\"%{content_type}\"\n"
(More options are available here)
redirect_url will be blank if the request doesn't get redirected or you use -L to follow the redirect.
Example output:
~ ➤ curl ...
Android emulator shows nothing except black screen and adb devices shows “device offline”
...'Use Host GPU' and setting the target to the highest android (4.4.2 at the time of this writing) the 7 and 10 work as expected!
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When to use AtomicReference in Java?
...>();
Object cachedValue = new Object();
cache.set(cachedValue);
//... time passes ...
Object cachedValueToUpdate = cache.get();
//... do some work to transform cachedValueToUpdate into a new version
Object newValue = someFunctionOfOld(cachedValueToUpdate);
boolean success = cache.compareAndSet(...
Import package.* vs import package.SpecificType [duplicate]
... @Chris What is the effect of the use of import a.b.* on compilation time?
– saurabheights
Jan 16 '17 at 11:44
...
Mockito How to mock only the call of a method of the superclass
...f you're using proxies, you have to use bytecode modification (either load time weaving or compile time weaving). There are be mocking frameworks that support this type of trick as well, like PowerMock and PowerMockito.
I suggest you go for the refactoring, but if that is not an option you're in fo...
“The certificate chain was issued by an authority that is not trusted” when connecting DB in VM Role
.... As a software developer I constantly struggle with DevOps who don't have time to fix things quickly and I can't afford to waste precious time against deadlines. Weighing data exposure turning off this option depends a lot of your environment, if it's local or remote, how admins set it up, IP restr...
How can you disable Git integration in Visual Studio 2013 permanently?
...on on VS restart. Note that I've disabled it as described above dozens of times now. (it keeps coming back)
– Venryx
Mar 26 '16 at 23:09
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C# Lazy Loaded Automatic Properties
...ue;
This code will lazily calculate the value of _someVariable the first time the Value expression is called. It will only be calculated once and will cache the value for future uses of the Value property
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What are the differences between json and simplejson Python modules?
...code bug.
Here is a simple benchmark:
import json
import simplejson
from timeit import repeat
NUMBER = 100000
REPEAT = 10
def compare_json_and_simplejson(data):
"""Compare json and simplejson - dumps and loads"""
compare_json_and_simplejson.data = data
compare_json_and_simplejson.dum...