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SQLAlchemy: Creating vs. Reusing a Session
... of expire_on_commit pretty much optional, as this flag can incur a lot of extra SQL for an operation that calls commit() in the middle of a series of operations. Not sure if this answers your question.
The next round is what you mention about threading. If your app is multithreaded, we recomme...
Generic deep diff between two objects
...TED;
},
isFunction: function (x) {
return Object.prototype.toString.call(x) === '[object Function]';
},
isArray: function (x) {
return Object.prototype.toString.call(x) === '[object Array]';
},
isDate: function (x) {
return Object.prototype.toString.call(x) ...
Proper way to handle multiple forms on one page in Django
...t instantiates these, without using either the messages framework or query strings? This answer seems the closest, but here it's still just one view handling both forms: stackoverflow.com/a/21271659/2532070
– YPCrumble
Oct 15 '14 at 10:10
...
alternatives to REPLACE on a text or ntext datatype
...
IF your data won't overflow 4000 characters AND you're on SQL Server 2000 or compatibility level of 8 or SQL Server 2000:
UPDATE [CMS_DB_test].[dbo].[cms_HtmlText]
SET Content = CAST(REPLACE(CAST(Content as NVarchar(4000)),'ABC','DEF') AS NText)
WHERE Cont...
Convert to absolute value in Objective-C
...+ programs too.)
(Alas, there is no habs(short) function. Or scabs(signed char) for that matter...)
Apple's and GNU's Objective-C headers also include an ABS() macro which is type-agnostic. I don't recommend using ABS() however as it is not guaranteed to be side-effect-safe. For instance, ABS(a+...
Why do std::shared_ptr work
...ed rather than just a function pointer. But for this case there is no such extra data, it would be sufficient just to store a pointer to an instantiation of a template function, with a template parameter that captures the type through which the pointer must be deleted.
[*] logically in the sense th...
Convert JSON style properties names to Java CamelCase names with GSON
...lizedName annotation:
@SerializedName("field_name_in_json")
private final String fieldNameInJava;
Note: When you have set a FieldNamingPolicy already, SerializedName will overwrite its settings for that specific field (quite handy for special cases).
...
Running a cron every 30 seconds
...p;
# Execute the payload, some random duration up to the limit.
# Extra blank line if excess payload.
((delay = RANDOM % maxtime + 1))
((maxtime += 1))
echo "$(date) Sleeping for ${delay} seconds (max ${maxtime})."
[[ ${delay} -gt 30 ]] && echo
sleep ${delay}
...
Android ViewPager with bottom dots
... app:imageResources="@array/img_id_arr"/>
Create an integer array in strings.xml e.g.
<integer-array name="img_id_arr">
<item>@drawable/img1</item>
<item>@drawable/img2</item>
<item>@drawable/img3</item>
<item>@drawable/img4</item&...
How can I echo HTML in PHP?
...
@MhdSyrwan just random chars, you can read more here php.net/manual/en/…
– lfx
Sep 23 '11 at 18:22
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