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Efficiently updating database using SQLAlchemy ORM
...mit()
This will execute as one query as you would expect, and because at least the default session configuration expires all data in the session on commit you don't have any stale data issues.
In the almost-released 0.5 series you could also use this method for updating:
session.query(Stuff).upd...
Standard alternative to GCC's ##__VA_ARGS__ trick?
...ST_HELPER() gets two arguments, which is required because the ... needs at least one. With one argument, it expands as follows:
FIRST(firstarg)
FIRST_HELPER(firstarg, throwaway)
firstarg
With two or more, it expands as follows:
FIRST(firstarg, secondarg, thirdarg)
FIRST_HELPER(firstarg, secon...
Can you control how an SVG's stroke-width is drawn?
... later stroke-position suggestion. This property has been planned since at least 2011, but apart from an annotation that said
SVG 2 shall include a way to specify stroke position
, it has never been detailed in the spec as it was deferred - until now, it seems.
No browser support this property, or...
How to handle checkboxes in ASP.NET MVC forms?
...label text as well as the checkbox itself. Its also easier to style and at least in IE it will be highlighted when you tab through the page's controls.
<%= Html.CheckBox("cbNewColors", true) %><label for="cbNewColors">New colors</label>
This is not just a 'oh I could do it' thin...
How to make a Bootstrap accordion collapse when clicking the header div?
...n't see this until I implemented a similar solution. CSS changes were the least invasive change for me. I chose display: inline-block, width: 100% and since we are using Glyphicons for ours, the a:before has margin-left: -10px and margin-right: 10px.
– Kirk Liemohn
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When should I use Write-Error vs. Throw? Terminating vs. non-terminating errors
...erminating error: $? tells you whether the most recent command reported at least one non-terminating error.
Thus, $? being $False can either mean that any (nonempty) subset of input objects weren't properly processed, possibly the entire set.
Preference variable $ErrorActionPreference and/or commo...
How to check if PHP array is associative or sequential?
...(array_filter(array_keys($array), 'is_string')) > 0;
}
If there is at least one string key, $array will be regarded as an associative array.
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How do I iterate over an NSArray?
... even have to care about what it's iterating. Further, an NSEnumerator (at least those provided by Apple code) retains the collection it's enumerating as long as there are more objects, so you don't have to worry about how long an autoreleased object will exist.
Perhaps the biggest thing an NSEnume...
How to disable a particular checkstyle rule for a particular line of code?
..."nowhitespacebefore"/>
</module>
This is what worked for me, at least in the CheckStyle version 6.17.
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CreateProcess error=206, The filename or extension is too long when running main() method
...report in Eclipse.org, these are the work-arounds. Pick the one that's the least painful to you:
Reduce the classpath
Use directories instead of jar files
Use a packed jar files which contains all other jars, use the classpath variable inside the manifest file to point to the other jars
Use a speci...