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MySQL search and replace some text in a field
... @inemanja, @Air without the WHERE clause you do an UPDATE on all the rows...
– Alexis Wilke
Jun 25 '15 at 3:37
7
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What's the difference between Task.Start/Wait and Async/Await?
...ot. How would you like it if waiting for a Task that takes 10 ms would actually execute a 10 hour-long Task on your thread, thus blocking you for the whole 10 hours?
– svick
Apr 20 '13 at 11:10
...
Glorified classes in the Java language
... lot of different answers, so I thought it would be useful to collect them all (and add some):
Classes
AutoBoxing classes - the compiler only allows for specific classes
Class - has its own literals (int.class for instance). I would also add its generic typing without creating new instances.
Stri...
ThreadStatic v.s. ThreadLocal: is generic better than attribute?
...low is the simple demonstration:
public static ThreadLocal<int> _threadlocal =
new ThreadLocal<int>(() =>
{
return Thread.CurrentThread.ManagedThreadId;
});
public static void Main()
{
new Thread(() =>
{
...
How do I inspect the view hierarchy in iOS?
...
I've got: error: cannot find interface declaration for '$__lldb_objc_class' any ideas? (lldb) po [[UIWindow keyWindow] recursiveDescription] error: cannot find interface declaration for '$__lldb_objc_class' error: cannot find interface declaration for '$__lldb_objc_class' error:...
How to install the Raspberry Pi cross compiler on my Linux host machine?
...-gcc -v. You should get something like this:
Using built-in specs.
COLLECT_GCC=arm-linux-gnueabihf-gcc
COLLECT_LTO_WRAPPER=/home/tudhalyas/raspberrypi/tools/arm-bcm2708/gcc-linaro-arm-linux-gnueabihf-raspbian/bin/../libexec/gcc/arm-linux-gnueabihf/4.7.2/lto-wrapper
Target: arm-linux-gnueabihf
Confi...
How to customize a Spinner in Android
...er"
android:src="@mipmap/drop" />
</RelativeLayout>
Finally looks like below image and it is everywhere clickable in round area and no need to write click Lister for imageView.
Step3: For drop-down design, remove the line from Dropdown ListView and change the background color,...
ListCtrl 重绘（Custom Draw） - C/C++ - 清泛网 - 专注C/C++及内核技术
...er Draw等）。这种容易来自于我们只需要处理一个消息（NM_CUSTOMDRAW），就可以让Windows为你干活了，你就不用被逼去处理＂重绘过程＂中所有的脏活了。
这篇文章的焦点是如何在一个LISTCTRL控件上使用Custom Draw消息。究其原因，一...
How to sort mongodb with pymongo
...rameters.
So if you want to sort by, let's say, id then you should .sort("_id", 1)
For multiple fields:
.sort([("field1", pymongo.ASCENDING), ("field2", pymongo.DESCENDING)])
share
|
improve thi...
Struggling with NSNumberFormatter in Swift for currency
...string(from: price) // "$123.44"
formatter.locale = Locale(identifier: "es_CL")
formatter.string(from: price) // $123"
formatter.locale = Locale(identifier: "es_ES")
formatter.string(from: price) // "123,44 €"
Here's the old example on how to use it on Swift 2.
let price = 123.436
let form...