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Difference between freeze and seal
...ays looks these up in MDN. In short:
Freeze: makes the object immutable, meaning no change to defined property allowed, unless they are objects.
Seal: prevent addition of properties, however defined properties still can be changed.
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Fragment onCreateView and onActivityCreated called twice
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@flock.dux I'm not sure what you mean by overlapp each other. Android takes care of how they are layed out so, we just specify attach or detach. There must be more going on. Maybe if you ask a new question with example code we can figure out what's going on ...
How does a Linux/Unix Bash script know its own PID?
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could you please explain what does "<<<" mean? Thanks.
– Sopalajo de Arrierez
Mar 29 '14 at 20:27
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Assign one struct to another in C
...eplaced by a "mov" instruction in assembly, the assignment operator simply means moving data from one memory location to another memory location.
The assignment will only do it for immediate members of a structures and will fail to copy when you have Complex datatypes in a structure. Here COMPLEX ...
Tying in to Django Admin's Model History
... either ADDITION or CHANGE. It simplifies things a wee bit where ADDITION means "added a new server." A more flexible approach would allow for adding an attribute to a server. Of course, it was sufficiently challenging to audit our existing functions to determine if a changes had actually taken p...
what's data-reactid attribute in html?
...collisions. At the client-side, there is only one rendering process, which means counters can be used to ensure unique ids.
React 15 uses document.createElement instead, so client rendered markup won't include these attributes anymore.
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What Does 'Then' Really Mean in CasperJS
...tep() in this github pull request, extending click() and clickLabel() as a means to help guarantee that we get the expected behaviour when using then(). Check out the request for more info, usage patterns, and minimum test files.
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How can I access and process nested objects, arrays or JSON?
...or an object and assign them to variables. In this case const [key, value] means that instead of assigning the [key, value] array to element, we assign the first element of that array to key and the second element to value. It is equivalent to this:
for (const element of Object.entries(obj)) {
co...
Default initialization of std::array?
...alue?
I'm guessing that when you say "to their default value" you really mean "initialize all elements to T{}". That's not default-initialization, it is value-initialization (8.5/7). You can request value initialization quite easily in C++11 by giving each declaration an empty initializer:
int pl...
Maven Snapshot Repository vs Release Repository
...hot builds are nothing but development builds.
2) Release builds: Release means removing the SNAPSHOT at the version ID for the build. These are the regular build versions.
Snapshot artifacts and release artifacts are push to snapshot, release repositories respectively.
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