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Ruby: How to get the first character of a string
How can I get the first character in a string using Ruby?
13 Answers
13
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Deserialize from string instead TextReader
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public static string XmlSerializeToString(this object objectInstance)
{
var serializer = new XmlSerializer(objectInstance.GetType());
var sb = new StringBuilder();
using (TextWriter writer = new StringWriter(sb))
{
...
How to make layout with rounded corners..?
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@nhouser9: actually it's more like "It works, but be warned that your foreground/content might draw in the corners". So depending on the use case it might 100% work. I'm glad the answer has not so many downvotes because it is useful, and I'...
How to get a enum value from string in C#?
...hoice;
// `value` is what you're looking for
} else { /* error: the string was not an enum member */ }
Before .NET 4.5, you had to do the following, which is more error-prone and throws an exception when an invalid string is passed:
(uint)Enum.Parse(typeof(baseKey), "HKEY_LOCAL_MACHINE")
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Swift how to sort array of custom objects by property value
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how can i sue this with string? i need to sort string by its length
– Muneef M
Nov 28 '15 at 20:57
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ATL正则表达式库使用 - C/C++ - 清泛网 - 专注C/C++及内核技术
... * szIN，是一个 const指针，这表明我们可以方便得使用std::string类的c_str()方法给其传递参数。
Match的结果通过第二个参数pContext所指向的CAtlREMatchContext<>类来返回，Match 的结果及其相关信息都被存放在CAtlREMatchContext类中，我们只要...
Pass array to mvc Action via AJAX
...er until I added this and got them in my controller like : IEnumerable<string> array
– SeanMC
Aug 17 '17 at 16:40
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What is a “symbol” in Julia?
... read those answers, it seems that the reason a symbol is different than a string is that strings are mutable while symbols are immutable, and symbols are also "interned" – whatever that means. Strings do happen to be mutable in Ruby and Lisp, but they aren't in Julia, and that difference is actu...
“android.view.WindowManager$BadTokenException: Unable to add window” on buider.show()
...owing a dialog).
eg.
private class chkSubscription extends AsyncTask<String, Void, String>{
private final WeakReference<login> loginActivityWeakRef;
public chkSubscription (login loginActivity) {
super();
this.loginActivityWeakRef= new WeakReference<login >(loginAc...
Android: How to change the ActionBar “Home” Icon to be something other than the app icon?
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<application
android:icon="@drawable/launcher"
android:label="@string/app_name"
android:name="com..."
android:theme="@style/Theme">...</Application>
In styles.xml: (See android:icon)
<style name="Theme" parent="@android:style/Theme.Holo.Light">
<item name...