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How do I toggle an element's class in pure JavaScript?
... Thank you so much! It's working now :) I add more option for loop: var All = document.querySelectorAll('.menu'); for (var i = 0; i < All.length; i++){ All[i].classList.toggle('hidden-phone'); }
– Blue Tram
Feb 1 '19 at 3:52
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Why does IE9 switch to compatibility mode on my website?
I have just installed IE9 beta and on a specific site I created (HTML5) IE9 jumps to compatibility mode unless I manually tell it not to. I have tried removing several parts of the website but no change. Including removing all CSS includes. On some other website of me it goes just fine.
...
Debug.Assert vs Exception Throwing
...ated unexpectedly, it makes sense to halt execution by throwing -- I personally would not use exceptions in the place of assertions. Here's why:
As others have said, assertions should document situations that are impossible, in such a manner that if the allegedly impossible situation comes to pass,...
Is std::vector so much slower than plain arrays?
...d the array only once. Note: when you resize() the vector you are not only allocating the memory but also running through the vector and calling the constructor on each member.
Re-Arranging the code slightly so that the vector only initializes each object once:
std::vector<Pixel> pixels(di...
How to deal with IntelliJ IDEA project files under Git source control constantly changing?
...trol:
.ipr file based format
Share the project .ipr file and and all the .iml module files, don't
share the .iws file as it stores user specific settings.
.idea directory based format
Share all the files under .idea directory in the project root except
the workspace.xml and t...
Very slow compile times on Visual Studio 2005
...t half-way down the page):
In decreasing order of speedup:
Install Microsoft hotfix 935225.
Install Microsoft hotfix 947315.
Use a true multicore processor (ie. an Intel Core Duo 2; not a Pentium 4 HT).
Use 3 parallel builds. In Visual Studio 2005, you will find the option in Tool...
Using Mockito with multiple calls to the same method with the same arguments
... This answer helped me a lot because doAnswer()/thenAnswer() do not allow chaining multiple calls as doReturn()/thenReturn() do and I needed to compute something and not just return a different value. Creating an anonymous Answer object with a private count variable was what did the trick for...
MySQL join with where clause
...s the subset of user_category_subscriptions with a user_id of 1 to join to all of the rows in categories. This will give you all of the rows in categories, while only the categories that this particular user has subscribed to will have any information in the user_category_subscriptions columns. Of c...
Building big, immutable objects without using constructors having long parameter lists
...of course completely wrong.
The trick is that only the build() method actually creates a Foo (hence you Foo can be immutable).
FooFactory.create(), whereXXX(..) and withXXX(..) all create "something else".
That something else may be a FooFactory, here's one way to do it....
You FooFactory would ...
Setting Android Theme background color
...
Okay turned out that I made a really silly mistake. The device I am using for testing is running Android 4.0.4, API level 15.
The styles.xml file that I was editing is in the default values folder. I edited the styles.xml in values-v14 folder and it works ...